taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
513387FA1B00FFA9248552C0C16EFDD6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833728/files/figure.png	https://doi.org/10.5281/zenodo.17833728	Fig. 2. Hisonotus nigricauda, BMNH 91.3.16.53-62, syntype of Otocinclus nigricauda, female, 29.9 mm SL. Laguna dos Patos system, Rio Grande do Sul, Brazil.	Fig. 2. Hisonotus nigricauda, BMNH 91.3.16.53-62, syntype of Otocinclus nigricauda, female, 29.9 mm SL. Laguna dos Patos system, Rio Grande do Sul, Brazil.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B00FFA9248552C0C16EFDD6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833730/files/figure.png	https://doi.org/10.5281/zenodo.17833730	Fig. 3. Hisonotus nigricauda, MCP 40761, female, 37.2 mm SL. Arroio Banhado Grande on road between Bagé and Caçapava do Sul, Bagé, Brazil.	Fig. 3. Hisonotus nigricauda, MCP 40761, female, 37.2 mm SL. Arroio Banhado Grande on road between Bagé and Caçapava do Sul, Bagé, Brazil.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B00FFA9248552C0C16EFDD6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833738/files/figure.png	https://doi.org/10.5281/zenodo.17833738	Fig. 4. Lateral view of left side lateral plate series. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MCP 23854, 41.8 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40945, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward left. Scale bars = 4 mm.	Fig. 4. Lateral view of left side lateral plate series. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MCP 23854, 41.8 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40945, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward left. Scale bars = 4 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B00FFA9248552C0C16EFDD6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833742/files/figure.png	https://doi.org/10.5281/zenodo.17833742	Fig. 5. Scanning electron micrograph of anterior rostral margin of Hisonotus nigricauda, MCP 17416, 36.7 mm SL. a. Anterior view of rostrum; b. Magnification of medial portion.	Fig. 5. Scanning electron micrograph of anterior rostral margin of Hisonotus nigricauda, MCP 17416, 36.7 mm SL. a. Anterior view of rostrum; b. Magnification of medial portion.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B00FFA9248552C0C16EFDD6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833746/files/figure.png	https://doi.org/10.5281/zenodo.17833746	Fig. 6 (left column). Snout in dorsal view showing arrangement of snout plates. a. Hisonotus nigricauda, MCP 19548, 35.4 mm SL. b. Hisonotus taimensis, MCP 17417, 35.3 mm SL. c. Hisonotus notopagos, MCP 22294, 35.4 mm SL. RP - Rostral Plate, pr1 - first postrostral plate, io1 - first infraorbital, PN - prenasal plates, NA - Nasal, PSB - palatine seasamoidal bone, PF - prefrontal, F - frontal, LEE - exposed lateral ethmoid. Anterior portion toward left. Scale bar = 2 mm.	Fig. 6 (left column). Snout in dorsal view showing arrangement of snout plates. a. Hisonotus nigricauda, MCP 19548, 35.4 mm SL. b. Hisonotus taimensis, MCP 17417, 35.3 mm SL. c. Hisonotus notopagos, MCP 22294, 35.4 mm SL. RP - Rostral Plate, pr1 - first postrostral plate, io1 - first infraorbital, PN - prenasal plates, NA - Nasal, PSB - palatine seasamoidal bone, PF - prefrontal, F - frontal, LEE - exposed lateral ethmoid. Anterior portion toward left. Scale bar = 2 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B00FFA9248552C0C16EFDD6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833750/files/figure.png	https://doi.org/10.5281/zenodo.17833750	Fig. 7. Predorsal region in dorsal view showing arrangement of predorsal plates. a. Hisonotus nigricauda, MCP 40761, 32.4 mm SL. b. Hisonotus laevior, MCP 23854, 38.7 mm SL. 1-3 - paired predorsal plates, 4 - nuchal plate, SOC - parietosupraoccipital.Anterior portion toward left. Scale bars = 2 mm.	Fig. 7. Predorsal region in dorsal view showing arrangement of predorsal plates. a. Hisonotus nigricauda, MCP 40761, 32.4 mm SL. b. Hisonotus laevior, MCP 23854, 38.7 mm SL. 1-3 - paired predorsal plates, 4 - nuchal plate, SOC - parietosupraoccipital.Anterior portion toward left. Scale bars = 2 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B00FFA9248552C0C16EFDD6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833756/files/figure.png	https://doi.org/10.5281/zenodo.17833756	Fig. 8. Arrangement of abdominal plates. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MAPA 1755, 35.3 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40954, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward top. Scale bars = 2 mm.	Fig. 8. Arrangement of abdominal plates. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MAPA 1755, 35.3 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40954, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward top. Scale bars = 2 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B00FFA9248552C0C16EFDD6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833762/files/figure.png	https://doi.org/10.5281/zenodo.17833762	Fig. 9. Drainage map of laguna dos Patos system and rio Uruguay basin showing distribution of Hisonotus nigricauda. Open symbol designate the probable type locality; some symbols represent more than one collecting locality.	Fig. 9. Drainage map of laguna dos Patos system and rio Uruguay basin showing distribution of Hisonotus nigricauda. Open symbol designate the probable type locality; some symbols represent more than one collecting locality.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B00FFA9248552C0C16EFDD6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833766/files/figure.png	https://doi.org/10.5281/zenodo.17833766	Fig. 10. a. Type locality of Hisonotus carreiro: rio Carreiro downstream of Carreiro bathing pool, Serafina Corrêa, Brazil. b. Type locality of Hisonotus prata: rio da Prata at Passo do Despraiado, Nova Prata, Brazil. c. Arroio Banhado Grande, slow flowing stream collecting site of Hisonotus nigricauda. d. Type locality of Hisonotus notopagos: small creek tributary to arroio das Lavras, Lavras do Sul, Brazil.	Fig. 10. a. Type locality of Hisonotus carreiro: rio Carreiro downstream of Carreiro bathing pool, Serafina Corrêa, Brazil. b. Type locality of Hisonotus prata: rio da Prata at Passo do Despraiado, Nova Prata, Brazil. c. Arroio Banhado Grande, slow flowing stream collecting site of Hisonotus nigricauda. d. Type locality of Hisonotus notopagos: small creek tributary to arroio das Lavras, Lavras do Sul, Brazil.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B00FFA9248552C0C16EFDD6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833770/files/figure.png	https://doi.org/10.5281/zenodo.17833770	Fig. 11. Scatter plot of Principal Component Analysis of 14 morphometric data measurements of the H. nigricauda/H. maculipinnis complex. Red crosses = H. nigricauda including syntypes (laguna dos Patos system); Brown squares = H. nigricauda (rio Uruguay basin); Green X = H. maculipinnis including syntypes (lower rio Paraná and La Plata); Blue triangles = H. cf. maculipinnis (lower río Paraguay).	Fig. 11. Scatter plot of Principal Component Analysis of 14 morphometric data measurements of the H. nigricauda/H. maculipinnis complex. Red crosses = H. nigricauda including syntypes (laguna dos Patos system); Brown squares = H. nigricauda (rio Uruguay basin); Green X = H. maculipinnis including syntypes (lower rio Paraná and La Plata); Blue triangles = H. cf. maculipinnis (lower río Paraguay).	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B00FFA9248552C0C16EFDD6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833774/files/figure.png	https://doi.org/10.5281/zenodo.17833774	Fig. 12. Hisonotus maculipinnis, BMNH 1909.4.2.19-22, syntype of Otocinclus maculipinnis, female, 26.0 mm SL. “La Plata”.	Fig. 12. Hisonotus maculipinnis, BMNH 1909.4.2.19-22, syntype of Otocinclus maculipinnis, female, 26.0 mm SL. “La Plata”.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B09FFB326095555C09CFB8B.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833780/files/figure.png	https://doi.org/10.5281/zenodo.17833780	Fig. 13. Holotype of Hisonotus laevior, ANSP 21253, female, 39.2 mm SL. Rio Jacuí, Brazil.	Fig. 13. Holotype of Hisonotus laevior, ANSP 21253, female, 39.2 mm SL. Rio Jacuí, Brazil.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B09FFB326095555C09CFB8B.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833787/files/figure.png	https://doi.org/10.5281/zenodo.17833787	Fig. 14. Hisonotus laevior, MCN 12682, female, 46.0 mm SL. Arroio Inhuquipá, São Lourenço do Sul, Brazil.	Fig. 14. Hisonotus laevior, MCN 12682, female, 46.0 mm SL. Arroio Inhuquipá, São Lourenço do Sul, Brazil.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B09FFB326095555C09CFB8B.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833738/files/figure.png	https://doi.org/10.5281/zenodo.17833738	Fig. 4. Lateral view of left side lateral plate series. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MCP 23854, 41.8 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40945, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward left. Scale bars = 4 mm.	Fig. 4. Lateral view of left side lateral plate series. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MCP 23854, 41.8 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40945, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward left. Scale bars = 4 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B09FFB326095555C09CFB8B.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833750/files/figure.png	https://doi.org/10.5281/zenodo.17833750	Fig. 7. Predorsal region in dorsal view showing arrangement of predorsal plates. a. Hisonotus nigricauda, MCP 40761, 32.4 mm SL. b. Hisonotus laevior, MCP 23854, 38.7 mm SL. 1-3 - paired predorsal plates, 4 - nuchal plate, SOC - parietosupraoccipital.Anterior portion toward left. Scale bars = 2 mm.	Fig. 7. Predorsal region in dorsal view showing arrangement of predorsal plates. a. Hisonotus nigricauda, MCP 40761, 32.4 mm SL. b. Hisonotus laevior, MCP 23854, 38.7 mm SL. 1-3 - paired predorsal plates, 4 - nuchal plate, SOC - parietosupraoccipital.Anterior portion toward left. Scale bars = 2 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B09FFB326095555C09CFB8B.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833756/files/figure.png	https://doi.org/10.5281/zenodo.17833756	Fig. 8. Arrangement of abdominal plates. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MAPA 1755, 35.3 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40954, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward top. Scale bars = 2 mm.	Fig. 8. Arrangement of abdominal plates. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MAPA 1755, 35.3 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40954, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward top. Scale bars = 2 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B09FFB326095555C09CFB8B.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833792/files/figure.png	https://doi.org/10.5281/zenodo.17833792	Fig. 15. Cleithral width as a function of standard length for Hisonotus laevior (black circles; R2 = 0.94454, P<0.001) against H. taimensis (open circles; R2 =0.961, P<0.001). Dotted lines represent confidence intervals of 95%.	Fig. 15. Cleithral width as a function of standard length for Hisonotus laevior (black circles; R2 = 0.94454, P<0.001) against H. taimensis (open circles; R2 =0.961, P<0.001). Dotted lines represent confidence intervals of 95%.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B09FFB326095555C09CFB8B.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833794/files/figure.png	https://doi.org/10.5281/zenodo.17833794	Fig. 16. Body depth at dorsal-fin origin as a function of standard length for Hisonotus laevior (black circles; R2 = 0.89834, P<0.001) against H. taimensis (open circles; R2 = 0.91183, P<0.001). Dotted lines represent 95% confidence limits.	Fig. 16. Body depth at dorsal-fin origin as a function of standard length for Hisonotus laevior (black circles; R2 = 0.89834, P<0.001) against H. taimensis (open circles; R2 = 0.91183, P<0.001). Dotted lines represent 95% confidence limits.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B09FFB326095555C09CFB8B.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833796/files/figure.png	https://doi.org/10.5281/zenodo.17833796	Fig. 17. Drainage map of laguna dos Patos system and rio Uruguay basin showing distribution of Hisonotus laevior. Open symbol designate approximately the type locality; some symbols represent more than one collecting locality.	Fig. 17. Drainage map of laguna dos Patos system and rio Uruguay basin showing distribution of Hisonotus laevior. Open symbol designate approximately the type locality; some symbols represent more than one collecting locality.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B09FFB326095555C09CFB8B.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833802/files/figure.png	https://doi.org/10.5281/zenodo.17833802	Fig. 18. Hisonotus laevior, ANSP 21564, holotype of Hisonotus leptochilus, female, 40.9 mm SL. Rio Jacuí, Brazil.	Fig. 18. Hisonotus laevior, ANSP 21564, holotype of Hisonotus leptochilus, female, 40.9 mm SL. Rio Jacuí, Brazil.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B09FFB326095555C09CFB8B.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833804/files/figure.png	https://doi.org/10.5281/zenodo.17833804	Fig. 19. Interorbital width as a function of head length of Hisonotus laevior. Open circle is holotype of H. laevior and triangle is holotype of H. leptochilus (R2 = 0.9291, P<0.001).	Fig. 19. Interorbital width as a function of head length of Hisonotus laevior. Open circle is holotype of H. laevior and triangle is holotype of H. leptochilus (R2 = 0.9291, P<0.001).	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B13FFB027A453B9C4D1FEEB.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833806/files/figure.png	https://doi.org/10.5281/zenodo.17833806	Fig. 20. Species of Hisonotus from laguna dos Patos system. a. Hisonotus leucofrenatus, MCP 41630, female, 38.5 mm SL. b. Paratype of Hisonotus taimensis, MAPA 1068, female, 46.5 mm SL. c. Hisonotus charrua, MCP 44500, female, 44.7 mm SL.	Fig. 20. Species of Hisonotus from laguna dos Patos system. a. Hisonotus leucofrenatus, MCP 41630, female, 38.5 mm SL. b. Paratype of Hisonotus taimensis, MAPA 1068, female, 46.5 mm SL. c. Hisonotus charrua, MCP 44500, female, 44.7 mm SL.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B13FFB027A453B9C4D1FEEB.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833808/files/figure.png	https://doi.org/10.5281/zenodo.17833808	Fig. 21. Caudal-fin color pattern of some Hisonotus species. a. Hisonotus leucofrenatus, MCP 11540, 42.3 mm SL. b. Hisonotus notatus, MCP 18098, 38.4 mm SL. c. Hisonotus armatus, MCP 34780 40.5 mm SL. d. Hisonotus armatus, MCP 26225, 32.6 mmSL.	Fig. 21. Caudal-fin color pattern of some Hisonotus species. a. Hisonotus leucofrenatus, MCP 11540, 42.3 mm SL. b. Hisonotus notatus, MCP 18098, 38.4 mm SL. c. Hisonotus armatus, MCP 34780 40.5 mm SL. d. Hisonotus armatus, MCP 26225, 32.6 mmSL.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B13FFB027A453B9C4D1FEEB.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833812/files/figure.png	https://doi.org/10.5281/zenodo.17833812	Fig. 22. Drainage map of laguna dos Patos system and rio Uruguay basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type localities. Hisonotus taimensis (triangles); Hisonotus notopagos (circles); Hisonotus leucofrenatus (star); and Hisonotus charrua (square).	Fig. 22. Drainage map of laguna dos Patos system and rio Uruguay basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type localities. Hisonotus taimensis (triangles); Hisonotus notopagos (circles); Hisonotus leucofrenatus (star); and Hisonotus charrua (square).	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B10FFB124BE5619C466F88D.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833746/files/figure.png	https://doi.org/10.5281/zenodo.17833746	Fig. 6 (left column). Snout in dorsal view showing arrangement of snout plates. a. Hisonotus nigricauda, MCP 19548, 35.4 mm SL. b. Hisonotus taimensis, MCP 17417, 35.3 mm SL. c. Hisonotus notopagos, MCP 22294, 35.4 mm SL. RP - Rostral Plate, pr1 - first postrostral plate, io1 - first infraorbital, PN - prenasal plates, NA - Nasal, PSB - palatine seasamoidal bone, PF - prefrontal, F - frontal, LEE - exposed lateral ethmoid. Anterior portion toward left. Scale bar = 2 mm.	Fig. 6 (left column). Snout in dorsal view showing arrangement of snout plates. a. Hisonotus nigricauda, MCP 19548, 35.4 mm SL. b. Hisonotus taimensis, MCP 17417, 35.3 mm SL. c. Hisonotus notopagos, MCP 22294, 35.4 mm SL. RP - Rostral Plate, pr1 - first postrostral plate, io1 - first infraorbital, PN - prenasal plates, NA - Nasal, PSB - palatine seasamoidal bone, PF - prefrontal, F - frontal, LEE - exposed lateral ethmoid. Anterior portion toward left. Scale bar = 2 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B10FFB124BE5619C466F88D.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833806/files/figure.png	https://doi.org/10.5281/zenodo.17833806	Fig. 20. Species of Hisonotus from laguna dos Patos system. a. Hisonotus leucofrenatus, MCP 41630, female, 38.5 mm SL. b. Paratype of Hisonotus taimensis, MAPA 1068, female, 46.5 mm SL. c. Hisonotus charrua, MCP 44500, female, 44.7 mm SL.	Fig. 20. Species of Hisonotus from laguna dos Patos system. a. Hisonotus leucofrenatus, MCP 41630, female, 38.5 mm SL. b. Paratype of Hisonotus taimensis, MAPA 1068, female, 46.5 mm SL. c. Hisonotus charrua, MCP 44500, female, 44.7 mm SL.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B10FFB124BE5619C466F88D.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833792/files/figure.png	https://doi.org/10.5281/zenodo.17833792	Fig. 15. Cleithral width as a function of standard length for Hisonotus laevior (black circles; R2 = 0.94454, P<0.001) against H. taimensis (open circles; R2 =0.961, P<0.001). Dotted lines represent confidence intervals of 95%.	Fig. 15. Cleithral width as a function of standard length for Hisonotus laevior (black circles; R2 = 0.94454, P<0.001) against H. taimensis (open circles; R2 =0.961, P<0.001). Dotted lines represent confidence intervals of 95%.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B10FFB124BE5619C466F88D.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833794/files/figure.png	https://doi.org/10.5281/zenodo.17833794	Fig. 16. Body depth at dorsal-fin origin as a function of standard length for Hisonotus laevior (black circles; R2 = 0.89834, P<0.001) against H. taimensis (open circles; R2 = 0.91183, P<0.001). Dotted lines represent 95% confidence limits.	Fig. 16. Body depth at dorsal-fin origin as a function of standard length for Hisonotus laevior (black circles; R2 = 0.89834, P<0.001) against H. taimensis (open circles; R2 = 0.91183, P<0.001). Dotted lines represent 95% confidence limits.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B10FFB124BE5619C466F88D.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833812/files/figure.png	https://doi.org/10.5281/zenodo.17833812	Fig. 22. Drainage map of laguna dos Patos system and rio Uruguay basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type localities. Hisonotus taimensis (triangles); Hisonotus notopagos (circles); Hisonotus leucofrenatus (star); and Hisonotus charrua (square).	Fig. 22. Drainage map of laguna dos Patos system and rio Uruguay basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type localities. Hisonotus taimensis (triangles); Hisonotus notopagos (circles); Hisonotus leucofrenatus (star); and Hisonotus charrua (square).	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B16FFB424865784C287FBA8.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833806/files/figure.png	https://doi.org/10.5281/zenodo.17833806	Fig. 20. Species of Hisonotus from laguna dos Patos system. a. Hisonotus leucofrenatus, MCP 41630, female, 38.5 mm SL. b. Paratype of Hisonotus taimensis, MAPA 1068, female, 46.5 mm SL. c. Hisonotus charrua, MCP 44500, female, 44.7 mm SL.	Fig. 20. Species of Hisonotus from laguna dos Patos system. a. Hisonotus leucofrenatus, MCP 41630, female, 38.5 mm SL. b. Paratype of Hisonotus taimensis, MAPA 1068, female, 46.5 mm SL. c. Hisonotus charrua, MCP 44500, female, 44.7 mm SL.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B16FFB424865784C287FBA8.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833812/files/figure.png	https://doi.org/10.5281/zenodo.17833812	Fig. 22. Drainage map of laguna dos Patos system and rio Uruguay basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type localities. Hisonotus taimensis (triangles); Hisonotus notopagos (circles); Hisonotus leucofrenatus (star); and Hisonotus charrua (square).	Fig. 22. Drainage map of laguna dos Patos system and rio Uruguay basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type localities. Hisonotus taimensis (triangles); Hisonotus notopagos (circles); Hisonotus leucofrenatus (star); and Hisonotus charrua (square).	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B14FFB527FD535CC568FE98.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833808/files/figure.png	https://doi.org/10.5281/zenodo.17833808	Fig. 21. Caudal-fin color pattern of some Hisonotus species. a. Hisonotus leucofrenatus, MCP 11540, 42.3 mm SL. b. Hisonotus notatus, MCP 18098, 38.4 mm SL. c. Hisonotus armatus, MCP 34780 40.5 mm SL. d. Hisonotus armatus, MCP 26225, 32.6 mmSL.	Fig. 21. Caudal-fin color pattern of some Hisonotus species. a. Hisonotus leucofrenatus, MCP 11540, 42.3 mm SL. b. Hisonotus notatus, MCP 18098, 38.4 mm SL. c. Hisonotus armatus, MCP 34780 40.5 mm SL. d. Hisonotus armatus, MCP 26225, 32.6 mmSL.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B14FFB527FD535CC568FE98.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833818/files/figure.png	https://doi.org/10.5281/zenodo.17833818	Fig. 24. Drainage map of laguna dos Patos system and rio Uruguay basin showing distribution of Hisonotus armatus. Open symbol designates the type locality; some symbols represent more than one collecting locality.	Fig. 24. Drainage map of laguna dos Patos system and rio Uruguay basin showing distribution of Hisonotus armatus. Open symbol designates the type locality; some symbols represent more than one collecting locality.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B15FFB824BA56ACC4BDFCB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833738/files/figure.png	https://doi.org/10.5281/zenodo.17833738	Fig. 4. Lateral view of left side lateral plate series. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MCP 23854, 41.8 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40945, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward left. Scale bars = 4 mm.	Fig. 4. Lateral view of left side lateral plate series. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MCP 23854, 41.8 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40945, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward left. Scale bars = 4 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B15FFB824BA56ACC4BDFCB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833746/files/figure.png	https://doi.org/10.5281/zenodo.17833746	Fig. 6 (left column). Snout in dorsal view showing arrangement of snout plates. a. Hisonotus nigricauda, MCP 19548, 35.4 mm SL. b. Hisonotus taimensis, MCP 17417, 35.3 mm SL. c. Hisonotus notopagos, MCP 22294, 35.4 mm SL. RP - Rostral Plate, pr1 - first postrostral plate, io1 - first infraorbital, PN - prenasal plates, NA - Nasal, PSB - palatine seasamoidal bone, PF - prefrontal, F - frontal, LEE - exposed lateral ethmoid. Anterior portion toward left. Scale bar = 2 mm.	Fig. 6 (left column). Snout in dorsal view showing arrangement of snout plates. a. Hisonotus nigricauda, MCP 19548, 35.4 mm SL. b. Hisonotus taimensis, MCP 17417, 35.3 mm SL. c. Hisonotus notopagos, MCP 22294, 35.4 mm SL. RP - Rostral Plate, pr1 - first postrostral plate, io1 - first infraorbital, PN - prenasal plates, NA - Nasal, PSB - palatine seasamoidal bone, PF - prefrontal, F - frontal, LEE - exposed lateral ethmoid. Anterior portion toward left. Scale bar = 2 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B15FFB824BA56ACC4BDFCB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833756/files/figure.png	https://doi.org/10.5281/zenodo.17833756	Fig. 8. Arrangement of abdominal plates. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MAPA 1755, 35.3 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40954, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward top. Scale bars = 2 mm.	Fig. 8. Arrangement of abdominal plates. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MAPA 1755, 35.3 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40954, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward top. Scale bars = 2 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B15FFB824BA56ACC4BDFCB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833822/files/figure.png	https://doi.org/10.5281/zenodo.17833822	Fig. 25. Hisonotus notopagos, MCP 40757, holotype, female, 45.0 mm SL. Small creek tributary of arroio das Lavras on road from Lavras do Sul to Bagé, Lavras do Sul, Brazil,	Fig. 25. Hisonotus notopagos, MCP 40757, holotype, female, 45.0 mm SL. Small creek tributary of arroio das Lavras on road from Lavras do Sul to Bagé, Lavras do Sul, Brazil,	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B15FFB824BA56ACC4BDFCB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833828/files/figure.png	https://doi.org/10.5281/zenodo.17833828	Fig. 26. Scanning electron micrograph of snout anterior rostral margin of Hisonotus notopagos, MCP 25924, 40.2 mm SL. a. Anterior view of rostrum; b. Magnification of medial portion.	Fig. 26. Scanning electron micrograph of snout anterior rostral margin of Hisonotus notopagos, MCP 25924, 40.2 mm SL. a. Anterior view of rostrum; b. Magnification of medial portion.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B15FFB824BA56ACC4BDFCB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833832/files/figure.png	https://doi.org/10.5281/zenodo.17833832	Fig. 27. Dentary teeth of Hisonotus species of laguna dos Patos system. a. Hisonotus vireo, MCP 14619, 41.9 mm SL. b. Hisonotus prata, MCP 22204, 28.9 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus armatus, MCP 37682, 40.4mm SL.	Fig. 27. Dentary teeth of Hisonotus species of laguna dos Patos system. a. Hisonotus vireo, MCP 14619, 41.9 mm SL. b. Hisonotus prata, MCP 22204, 28.9 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus armatus, MCP 37682, 40.4mm SL.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B15FFB824BA56ACC4BDFCB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833812/files/figure.png	https://doi.org/10.5281/zenodo.17833812	Fig. 22. Drainage map of laguna dos Patos system and rio Uruguay basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type localities. Hisonotus taimensis (triangles); Hisonotus notopagos (circles); Hisonotus leucofrenatus (star); and Hisonotus charrua (square).	Fig. 22. Drainage map of laguna dos Patos system and rio Uruguay basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type localities. Hisonotus taimensis (triangles); Hisonotus notopagos (circles); Hisonotus leucofrenatus (star); and Hisonotus charrua (square).	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B15FFB824BA56ACC4BDFCB0.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833766/files/figure.png	https://doi.org/10.5281/zenodo.17833766	Fig. 10. a. Type locality of Hisonotus carreiro: rio Carreiro downstream of Carreiro bathing pool, Serafina Corrêa, Brazil. b. Type locality of Hisonotus prata: rio da Prata at Passo do Despraiado, Nova Prata, Brazil. c. Arroio Banhado Grande, slow flowing stream collecting site of Hisonotus nigricauda. d. Type locality of Hisonotus notopagos: small creek tributary to arroio das Lavras, Lavras do Sul, Brazil.	Fig. 10. a. Type locality of Hisonotus carreiro: rio Carreiro downstream of Carreiro bathing pool, Serafina Corrêa, Brazil. b. Type locality of Hisonotus prata: rio da Prata at Passo do Despraiado, Nova Prata, Brazil. c. Arroio Banhado Grande, slow flowing stream collecting site of Hisonotus nigricauda. d. Type locality of Hisonotus notopagos: small creek tributary to arroio das Lavras, Lavras do Sul, Brazil.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B18FFBF24D554B5C3B8FA6F.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833738/files/figure.png	https://doi.org/10.5281/zenodo.17833738	Fig. 4. Lateral view of left side lateral plate series. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MCP 23854, 41.8 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40945, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward left. Scale bars = 4 mm.	Fig. 4. Lateral view of left side lateral plate series. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MCP 23854, 41.8 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40945, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward left. Scale bars = 4 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B18FFBF24D554B5C3B8FA6F.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833756/files/figure.png	https://doi.org/10.5281/zenodo.17833756	Fig. 8. Arrangement of abdominal plates. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MAPA 1755, 35.3 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40954, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward top. Scale bars = 2 mm.	Fig. 8. Arrangement of abdominal plates. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MAPA 1755, 35.3 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40954, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward top. Scale bars = 2 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B18FFBF24D554B5C3B8FA6F.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833836/files/figure.png	https://doi.org/10.5281/zenodo.17833836	Fig. 28. Hisonotus carreiro, MCP 44515, holotype, female, 35.4 mm SL. Rio Carreiro downstream Carreiro bathing spot, Serafina Corrêa, Brazil.	Fig. 28. Hisonotus carreiro, MCP 44515, holotype, female, 35.4 mm SL. Rio Carreiro downstream Carreiro bathing spot, Serafina Corrêa, Brazil.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B18FFBF24D554B5C3B8FA6F.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833844/files/figure.png	https://doi.org/10.5281/zenodo.17833844	Fig. 29. Scanning electron micrograph of snout anterior rostral margin of Hisonotus carreiro, MCP 40945, 30.0 mm SL. a. Anterior view of rostrum; b. Magnification of medial portion.	Fig. 29. Scanning electron micrograph of snout anterior rostral margin of Hisonotus carreiro, MCP 40945, 30.0 mm SL. a. Anterior view of rostrum; b. Magnification of medial portion.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B18FFBF24D554B5C3B8FA6F.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833838/files/figure.png	https://doi.org/10.5281/zenodo.17833838	Fig. 30. Pectoral-fin spine length as a function of standard length for Hisonotus carreiro (black circles; R2 = 0.89678, P<0.001) against H. prata (open circles; R2 = 0.94354, P<0.001). Dotted lines represent 95% confidence limits.	Fig. 30. Pectoral-fin spine length as a function of standard length for Hisonotus carreiro (black circles; R2 = 0.89678, P<0.001) against H. prata (open circles; R2 = 0.94354, P<0.001). Dotted lines represent 95% confidence limits.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B18FFBF24D554B5C3B8FA6F.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833840/files/figure.png	https://doi.org/10.5281/zenodo.17833840	Fig. 31. Dorsal-fin spine length as a function of standard length for Hisonotus carreiro (black circles; R2 = 0.85833, P<0.001) against H. prata (open circles, R2 = 0.88854; P<0.001). Dotted lines represent 95% confidence limits.	Fig. 31. Dorsal-fin spine length as a function of standard length for Hisonotus carreiro (black circles; R2 = 0.85833, P<0.001) against H. prata (open circles, R2 = 0.88854; P<0.001). Dotted lines represent 95% confidence limits.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B18FFBF24D554B5C3B8FA6F.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833846/files/figure.png	https://doi.org/10.5281/zenodo.17833846	Fig. 32. Drainage map of rio Jacuí basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type locality. Hisonotus carreiro (squares); H. prata (diamond); H. brunneus (triangle); H. heterogaster (star); H. vireo (circles), “cf”. record of H. vireo represents arroio Tipiáia.	Fig. 32. Drainage map of rio Jacuí basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type locality. Hisonotus carreiro (squares); H. prata (diamond); H. brunneus (triangle); H. heterogaster (star); H. vireo (circles), “cf”. record of H. vireo represents arroio Tipiáia.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B18FFBF24D554B5C3B8FA6F.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833766/files/figure.png	https://doi.org/10.5281/zenodo.17833766	Fig. 10. a. Type locality of Hisonotus carreiro: rio Carreiro downstream of Carreiro bathing pool, Serafina Corrêa, Brazil. b. Type locality of Hisonotus prata: rio da Prata at Passo do Despraiado, Nova Prata, Brazil. c. Arroio Banhado Grande, slow flowing stream collecting site of Hisonotus nigricauda. d. Type locality of Hisonotus notopagos: small creek tributary to arroio das Lavras, Lavras do Sul, Brazil.	Fig. 10. a. Type locality of Hisonotus carreiro: rio Carreiro downstream of Carreiro bathing pool, Serafina Corrêa, Brazil. b. Type locality of Hisonotus prata: rio da Prata at Passo do Despraiado, Nova Prata, Brazil. c. Arroio Banhado Grande, slow flowing stream collecting site of Hisonotus nigricauda. d. Type locality of Hisonotus notopagos: small creek tributary to arroio das Lavras, Lavras do Sul, Brazil.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B1FFF8224DE529DC447FAA6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833738/files/figure.png	https://doi.org/10.5281/zenodo.17833738	Fig. 4. Lateral view of left side lateral plate series. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MCP 23854, 41.8 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40945, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward left. Scale bars = 4 mm.	Fig. 4. Lateral view of left side lateral plate series. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MCP 23854, 41.8 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40945, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward left. Scale bars = 4 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B1FFF8224DE529DC447FAA6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833756/files/figure.png	https://doi.org/10.5281/zenodo.17833756	Fig. 8. Arrangement of abdominal plates. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MAPA 1755, 35.3 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40954, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward top. Scale bars = 2 mm.	Fig. 8. Arrangement of abdominal plates. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MAPA 1755, 35.3 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40954, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward top. Scale bars = 2 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B1FFF8224DE529DC447FAA6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833832/files/figure.png	https://doi.org/10.5281/zenodo.17833832	Fig. 27. Dentary teeth of Hisonotus species of laguna dos Patos system. a. Hisonotus vireo, MCP 14619, 41.9 mm SL. b. Hisonotus prata, MCP 22204, 28.9 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus armatus, MCP 37682, 40.4mm SL.	Fig. 27. Dentary teeth of Hisonotus species of laguna dos Patos system. a. Hisonotus vireo, MCP 14619, 41.9 mm SL. b. Hisonotus prata, MCP 22204, 28.9 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus armatus, MCP 37682, 40.4mm SL.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B1FFF8224DE529DC447FAA6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833848/files/figure.png	https://doi.org/10.5281/zenodo.17833848	Fig. 33. Hisonotus prata, MCP 44513, holotype, female, 31.8 mm SL. Rio da Prata on Passo do Despraiado, Nova Prata, Brazil.	Fig. 33. Hisonotus prata, MCP 44513, holotype, female, 31.8 mm SL. Rio da Prata on Passo do Despraiado, Nova Prata, Brazil.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B1FFF8224DE529DC447FAA6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833852/files/figure.png	https://doi.org/10.5281/zenodo.17833852	Fig. 34. Scanning electron micrograph of predorsal region of Hisonotus prata, showing the raised tuft of odontodes in the posterior tip of parieto-supraoccipital. MCP 22204, 29.2 mm SL. a. Dorsal view of predorsal region. b. Magnification of raised odontodes. SOC - parieto-supraoccipital; PD - paired predorsal plates; NP - nuchal plate.	Fig. 34. Scanning electron micrograph of predorsal region of Hisonotus prata, showing the raised tuft of odontodes in the posterior tip of parieto-supraoccipital. MCP 22204, 29.2 mm SL. a. Dorsal view of predorsal region. b. Magnification of raised odontodes. SOC - parieto-supraoccipital; PD - paired predorsal plates; NP - nuchal plate.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B1FFF8224DE529DC447FAA6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833859/files/figure.png	https://doi.org/10.5281/zenodo.17833859	Fig. 35. Scanning electron micrograph of snout anterior rostral margin of Hisonotus prata, MCP 22204, 29.2 mm SL. a.Anterior view of rostrum; b. Magnification of medial portion.	Fig. 35. Scanning electron micrograph of snout anterior rostral margin of Hisonotus prata, MCP 22204, 29.2 mm SL. a.Anterior view of rostrum; b. Magnification of medial portion.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B1FFF8224DE529DC447FAA6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833838/files/figure.png	https://doi.org/10.5281/zenodo.17833838	Fig. 30. Pectoral-fin spine length as a function of standard length for Hisonotus carreiro (black circles; R2 = 0.89678, P<0.001) against H. prata (open circles; R2 = 0.94354, P<0.001). Dotted lines represent 95% confidence limits.	Fig. 30. Pectoral-fin spine length as a function of standard length for Hisonotus carreiro (black circles; R2 = 0.89678, P<0.001) against H. prata (open circles; R2 = 0.94354, P<0.001). Dotted lines represent 95% confidence limits.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B1FFF8224DE529DC447FAA6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833840/files/figure.png	https://doi.org/10.5281/zenodo.17833840	Fig. 31. Dorsal-fin spine length as a function of standard length for Hisonotus carreiro (black circles; R2 = 0.85833, P<0.001) against H. prata (open circles, R2 = 0.88854; P<0.001). Dotted lines represent 95% confidence limits.	Fig. 31. Dorsal-fin spine length as a function of standard length for Hisonotus carreiro (black circles; R2 = 0.85833, P<0.001) against H. prata (open circles, R2 = 0.88854; P<0.001). Dotted lines represent 95% confidence limits.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B1FFF8224DE529DC447FAA6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833846/files/figure.png	https://doi.org/10.5281/zenodo.17833846	Fig. 32. Drainage map of rio Jacuí basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type locality. Hisonotus carreiro (squares); H. prata (diamond); H. brunneus (triangle); H. heterogaster (star); H. vireo (circles), “cf”. record of H. vireo represents arroio Tipiáia.	Fig. 32. Drainage map of rio Jacuí basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type locality. Hisonotus carreiro (squares); H. prata (diamond); H. brunneus (triangle); H. heterogaster (star); H. vireo (circles), “cf”. record of H. vireo represents arroio Tipiáia.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B1FFF8224DE529DC447FAA6.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833766/files/figure.png	https://doi.org/10.5281/zenodo.17833766	Fig. 10. a. Type locality of Hisonotus carreiro: rio Carreiro downstream of Carreiro bathing pool, Serafina Corrêa, Brazil. b. Type locality of Hisonotus prata: rio da Prata at Passo do Despraiado, Nova Prata, Brazil. c. Arroio Banhado Grande, slow flowing stream collecting site of Hisonotus nigricauda. d. Type locality of Hisonotus notopagos: small creek tributary to arroio das Lavras, Lavras do Sul, Brazil.	Fig. 10. a. Type locality of Hisonotus carreiro: rio Carreiro downstream of Carreiro bathing pool, Serafina Corrêa, Brazil. b. Type locality of Hisonotus prata: rio da Prata at Passo do Despraiado, Nova Prata, Brazil. c. Arroio Banhado Grande, slow flowing stream collecting site of Hisonotus nigricauda. d. Type locality of Hisonotus notopagos: small creek tributary to arroio das Lavras, Lavras do Sul, Brazil.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B22FF8624C4524BC40FF895.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833738/files/figure.png	https://doi.org/10.5281/zenodo.17833738	Fig. 4. Lateral view of left side lateral plate series. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MCP 23854, 41.8 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40945, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward left. Scale bars = 4 mm.	Fig. 4. Lateral view of left side lateral plate series. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MCP 23854, 41.8 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40945, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward left. Scale bars = 4 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B22FF8624C4524BC40FF895.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833756/files/figure.png	https://doi.org/10.5281/zenodo.17833756	Fig. 8. Arrangement of abdominal plates. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MAPA 1755, 35.3 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40954, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward top. Scale bars = 2 mm.	Fig. 8. Arrangement of abdominal plates. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MAPA 1755, 35.3 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40954, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward top. Scale bars = 2 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B22FF8624C4524BC40FF895.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833832/files/figure.png	https://doi.org/10.5281/zenodo.17833832	Fig. 27. Dentary teeth of Hisonotus species of laguna dos Patos system. a. Hisonotus vireo, MCP 14619, 41.9 mm SL. b. Hisonotus prata, MCP 22204, 28.9 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus armatus, MCP 37682, 40.4mm SL.	Fig. 27. Dentary teeth of Hisonotus species of laguna dos Patos system. a. Hisonotus vireo, MCP 14619, 41.9 mm SL. b. Hisonotus prata, MCP 22204, 28.9 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus armatus, MCP 37682, 40.4mm SL.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B22FF8624C4524BC40FF895.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833861/files/figure.png	https://doi.org/10.5281/zenodo.17833861	Fig. 36. Hisonotus vireo, MCP 44518, holotype, female, 38.2 mm SL. Rio dos Sinos, bridge 7 km north from Caraá, road to Fundo Quente, Caraá, Brazil.	Fig. 36. Hisonotus vireo, MCP 44518, holotype, female, 38.2 mm SL. Rio dos Sinos, bridge 7 km north from Caraá, road to Fundo Quente, Caraá, Brazil.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B22FF8624C4524BC40FF895.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833867/files/figure.png	https://doi.org/10.5281/zenodo.17833867	Fig. 37. Hisonotus vireo, UFRGS 8812, live specimen, female, from confluence of arroio Pinheirinho with rio Forqueta, Lageado, Brazil (note isopod parasite Braga fluviatilis, Cymothoidae, on dorsal fin). Photo: L. R. Malabarba.	Fig. 37. Hisonotus vireo, UFRGS 8812, live specimen, female, from confluence of arroio Pinheirinho with rio Forqueta, Lageado, Brazil (note isopod parasite Braga fluviatilis, Cymothoidae, on dorsal fin). Photo: L. R. Malabarba.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B22FF8624C4524BC40FF895.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833874/files/figure.png	https://doi.org/10.5281/zenodo.17833874	Fig. 38. Scanning electron micrograph of snout anterior rostral margin of Hisonotus vireo, MCP 17643, 38.5 mm SL. a.Anterior view of rostrum; b. Magnification of medial portion.	Fig. 38. Scanning electron micrograph of snout anterior rostral margin of Hisonotus vireo, MCP 17643, 38.5 mm SL. a.Anterior view of rostrum; b. Magnification of medial portion.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B22FF8624C4524BC40FF895.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833846/files/figure.png	https://doi.org/10.5281/zenodo.17833846	Fig. 32. Drainage map of rio Jacuí basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type locality. Hisonotus carreiro (squares); H. prata (diamond); H. brunneus (triangle); H. heterogaster (star); H. vireo (circles), “cf”. record of H. vireo represents arroio Tipiáia.	Fig. 32. Drainage map of rio Jacuí basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type locality. Hisonotus carreiro (squares); H. prata (diamond); H. brunneus (triangle); H. heterogaster (star); H. vireo (circles), “cf”. record of H. vireo represents arroio Tipiáia.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B22FF8624C4524BC40FF895.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833871/files/figure.png	https://doi.org/10.5281/zenodo.17833871	Fig. 39. Scatter plot of Principal Component Analysis of 17 morphometric data of Hisonotus species from rio Jacuí basin. Red crosses = Hisonotus brunneus; brown dots = Hisonotus heterogaster; dark green exes = Hisonotus vireo (type specimens/ rio dos Sinos); light green diamonds = Hisonotus vireo (non types rio Taquari/rio Jacuí); blue squares = Hisonotus cf. vireo.	Fig. 39. Scatter plot of Principal Component Analysis of 17 morphometric data of Hisonotus species from rio Jacuí basin. Red crosses = Hisonotus brunneus; brown dots = Hisonotus heterogaster; dark green exes = Hisonotus vireo (type specimens/ rio dos Sinos); light green diamonds = Hisonotus vireo (non types rio Taquari/rio Jacuí); blue squares = Hisonotus cf. vireo.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B27FF85261B51B9C492FCA1.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833738/files/figure.png	https://doi.org/10.5281/zenodo.17833738	Fig. 4. Lateral view of left side lateral plate series. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MCP 23854, 41.8 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40945, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward left. Scale bars = 4 mm.	Fig. 4. Lateral view of left side lateral plate series. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MCP 23854, 41.8 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40945, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward left. Scale bars = 4 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B27FF85261B51B9C492FCA1.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833756/files/figure.png	https://doi.org/10.5281/zenodo.17833756	Fig. 8. Arrangement of abdominal plates. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MAPA 1755, 35.3 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40954, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward top. Scale bars = 2 mm.	Fig. 8. Arrangement of abdominal plates. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MAPA 1755, 35.3 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40954, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward top. Scale bars = 2 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B27FF85261B51B9C492FCA1.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833876/files/figure.png	https://doi.org/10.5281/zenodo.17833876	Fig. 40. Hisonotus brunneus, MCP 44516, holotype, female, 41.5 mm SL. Rio Passo Novo on road from Cruz Alta to Ibirubá, CruzAlta, Brazil.	Fig. 40. Hisonotus brunneus, MCP 44516, holotype, female, 41.5 mm SL. Rio Passo Novo on road from Cruz Alta to Ibirubá, CruzAlta, Brazil.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B27FF85261B51B9C492FCA1.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833878/files/figure.png	https://doi.org/10.5281/zenodo.17833878	Fig. 41. Scanning electron micrograph of snout anterior rostral margin of Hisonotus brunneus, MCP 22701, 41.1 mm SL. a. Anterior view of rostrum; b. Magnification of medial portion.	Fig. 41. Scanning electron micrograph of snout anterior rostral margin of Hisonotus brunneus, MCP 22701, 41.1 mm SL. a. Anterior view of rostrum; b. Magnification of medial portion.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B27FF85261B51B9C492FCA1.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833846/files/figure.png	https://doi.org/10.5281/zenodo.17833846	Fig. 32. Drainage map of rio Jacuí basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type locality. Hisonotus carreiro (squares); H. prata (diamond); H. brunneus (triangle); H. heterogaster (star); H. vireo (circles), “cf”. record of H. vireo represents arroio Tipiáia.	Fig. 32. Drainage map of rio Jacuí basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type locality. Hisonotus carreiro (squares); H. prata (diamond); H. brunneus (triangle); H. heterogaster (star); H. vireo (circles), “cf”. record of H. vireo represents arroio Tipiáia.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B25FF8824B45447C147FCC2.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833738/files/figure.png	https://doi.org/10.5281/zenodo.17833738	Fig. 4. Lateral view of left side lateral plate series. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MCP 23854, 41.8 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40945, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward left. Scale bars = 4 mm.	Fig. 4. Lateral view of left side lateral plate series. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MCP 23854, 41.8 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40945, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward left. Scale bars = 4 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B25FF8824B45447C147FCC2.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833756/files/figure.png	https://doi.org/10.5281/zenodo.17833756	Fig. 8. Arrangement of abdominal plates. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MAPA 1755, 35.3 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40954, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward top. Scale bars = 2 mm.	Fig. 8. Arrangement of abdominal plates. a. Hisonotus nigricauda, MCP 40761, 37.4 mm SL. b. Hisonotus laevior, MAPA 1755, 35.3 mm SL. c. Hisonotus notopagos, MCP 25924, 44.4 mm SL. d. Hisonotus carreiro, MCP 40954, 31.2 mm SL. e. Hisonotus prata, MCP 22204, 28.9 mm SL. f. Hisonotus vireo, MCP 14619, 41.3 mm SL. g. Hisonotus brunneus, MCP 22701, 40.1 mm SL. h. Hisonotus heterogaster, MCP 41073, 39.8 mm SL. Anterior portion toward top. Scale bars = 2 mm.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B25FF8824B45447C147FCC2.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833880/files/figure.png	https://doi.org/10.5281/zenodo.17833880	Fig. 42. Hisonotus heterogaster, MCP 44514, holotype, female, 43.0 mm SL.Arroio Felício on road from Nova Palma to Júlio de Castilhos, Júlio de Castilhos, Brazil.	Fig. 42. Hisonotus heterogaster, MCP 44514, holotype, female, 43.0 mm SL.Arroio Felício on road from Nova Palma to Júlio de Castilhos, Júlio de Castilhos, Brazil.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B25FF8824B45447C147FCC2.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833882/files/figure.png	https://doi.org/10.5281/zenodo.17833882	Fig. 43. Scanning electron micrograph of snout anterior rostral margin of Hisonotus heterogaster, MCP 41073, 39.3 mm SL. a. Anterior view of rostrum; b. Magnification of medial portion.	Fig. 43. Scanning electron micrograph of snout anterior rostral margin of Hisonotus heterogaster, MCP 41073, 39.3 mm SL. a. Anterior view of rostrum; b. Magnification of medial portion.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
513387FA1B25FF8824B45447C147FCC2.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/17833846/files/figure.png	https://doi.org/10.5281/zenodo.17833846	Fig. 32. Drainage map of rio Jacuí basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type locality. Hisonotus carreiro (squares); H. prata (diamond); H. brunneus (triangle); H. heterogaster (star); H. vireo (circles), “cf”. record of H. vireo represents arroio Tipiáia.	Fig. 32. Drainage map of rio Jacuí basin showing distribution of Hisonotus species. Some symbols represent more than one collecting locality. Open symbols represent type locality. Hisonotus carreiro (squares); H. prata (diamond); H. brunneus (triangle); H. heterogaster (star); H. vireo (circles), “cf”. record of H. vireo represents arroio Tipiáia.	2011-03-31	Carvalho, Tiago Pinto;Reis, Roberto E.		Zenodo	biologists	Carvalho, Tiago Pinto;Reis, Roberto E.			
