taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
03D287C20A04682746CCFF3838882AEB.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/8152458/files/figure.png	https://doi.org/10.5281/zenodo.8152458	Figure 5. Morphological differentiation among the focal taxa. A, principal components analysis showing variability in morphospace across the first three axes (PC 1–PC 3) for males (top) and females (below). B, dendrogram based on squared Mahalanobis distances. C, boxplots depicting variation in length of selected morphological traits (corrected for body size).	Figure 5. Morphological differentiation among the focal taxa. A, principal components analysis showing variability in morphospace across the first three axes (PC 1–PC 3) for males (top) and females (below). B, dendrogram based on squared Mahalanobis distances. C, boxplots depicting variation in length of selected morphological traits (corrected for body size).	2023-07-31	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan		Zenodo	biologists	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan			
03D287C20A04682746CCFF3838882AEB.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/8152460/files/figure.png	https://doi.org/10.5281/zenodo.8152460	Figure 6. Scanning electron micrographs. A, dorsal side of urosome. B, lateral head lobes. C, gnathopod 2 propodus. D, uropod 3. Scale bars: 0.2 mm.	Figure 6. Scanning electron micrographs. A, dorsal side of urosome. B, lateral head lobes. C, gnathopod 2 propodus. D, uropod 3. Scale bars: 0.2 mm.	2023-07-31	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan		Zenodo	biologists	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan			
03D287C20A04682746CCFF3838882AEB.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/8152462/files/figure.png	https://doi.org/10.5281/zenodo.8152462	Figure 7. Scanning electron micrographs. A, antenna 1. B, antenna 2. C, basis of pereopod 7. D, pereopod 3. Scale bars: 0.2 mm.	Figure 7. Scanning electron micrographs. A, antenna 1. B, antenna 2. C, basis of pereopod 7. D, pereopod 3. Scale bars: 0.2 mm.	2023-07-31	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan		Zenodo	biologists	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan			
03D287C20A04682746CCFF3838882AEB.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/8152456/files/figure.png	https://doi.org/10.5281/zenodo.8152456	Figure 4. Distribution of focal taxa. Small dots represent distribution records from the literature (after CopilaȘ-Ciocianu et al., 2023); large dots represent sequenced localities (black outline, literature data; white outline, present study). Arrows represent the type localities of Chaetogammarus trichiatus (orange) and Spirogammarus major (purple). The question mark represents a doubtful distribution record of Chaetogammarus ischnus. Green dashed lines indicate the native range.	Figure 4. Distribution of focal taxa. Small dots represent distribution records from the literature (after CopilaȘ-Ciocianu et al., 2023); large dots represent sequenced localities (black outline, literature data; white outline, present study). Arrows represent the type localities of Chaetogammarus trichiatus (orange) and Spirogammarus major (purple). The question mark represents a doubtful distribution record of Chaetogammarus ischnus. Green dashed lines indicate the native range.	2023-07-31	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan		Zenodo	biologists	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan			
03D287C20A05682646E2FC9C3E652C52.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/8152464/files/figure.png	https://doi.org/10.5281/zenodo.8152464	Figure 8. Chaetogammarus trichiatus, ♂ (A–C, F, G, I) and ♀ (D, E, H), Shahe River, Krasnodar region. A, antenna 1. B, accessory flagellum of antenna 1. C, D, antenna 2. E, F, gnathopod 1. G, distoventral corner of chela of gnathopod 1. H, I, gnathopod 2.	Figure 8. Chaetogammarus trichiatus, ♂ (A–C, F, G, I) and ♀ (D, E, H), Shahe River, Krasnodar region. A, antenna 1. B, accessory flagellum of antenna 1. C, D, antenna 2. E, F, gnathopod 1. G, distoventral corner of chela of gnathopod 1. H, I, gnathopod 2.	2023-07-31	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan		Zenodo	biologists	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan			
03D287C20A05682646E2FC9C3E652C52.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/8152468/files/figure.png	https://doi.org/10.5281/zenodo.8152468	Figure 9. Chaetogammarus trichiatus, ♂, Shahe River, Krasnodar region. A, labrum (upper lip). B, labium (lower lip). C, E, mandible. D, F, incisor process and pars incisiva of mandible. G, left maxilla 1. H, right maxilla 1 distal segment of palp. I, maxilla 2. J, maxilliped.	Figure 9. Chaetogammarus trichiatus, ♂, Shahe River, Krasnodar region. A, labrum (upper lip). B, labium (lower lip). C, E, mandible. D, F, incisor process and pars incisiva of mandible. G, left maxilla 1. H, right maxilla 1 distal segment of palp. I, maxilla 2. J, maxilliped.	2023-07-31	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan		Zenodo	biologists	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan			
03D287C20A05682646E2FC9C3E652C52.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/8152470/files/figure.png	https://doi.org/10.5281/zenodo.8152470	Figure 10. Chaetogammarus trichiatus, ♂, Shahe River, Krasnodar region. A, pereopod 3. B, pereopod 4. C, dactylus of pereopod 4. D, pereopod 5. E, dactylus of pereopod 5. F, pereopod 6. G, pereopod 7. H, dactylus of pereopod 7.	Figure 10. Chaetogammarus trichiatus, ♂, Shahe River, Krasnodar region. A, pereopod 3. B, pereopod 4. C, dactylus of pereopod 4. D, pereopod 5. E, dactylus of pereopod 5. F, pereopod 6. G, pereopod 7. H, dactylus of pereopod 7.	2023-07-31	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan		Zenodo	biologists	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan			
03D287C20A05682646E2FC9C3E652C52.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/8152472/files/figure.png	https://doi.org/10.5281/zenodo.8152472	Figure 11. Chaetogammarus trichiatus, ♂ (A–D, F–J) and ♀ (E, K), Shahe River, Krasnodar region. A–C, epimeral plates 1–3. D, E, telson. F, pleopod 1. G, retinacula of pleopod 1. H, uropod 1. I, uropod 2; J, K, uropod 3.	Figure 11. Chaetogammarus trichiatus, ♂ (A–D, F–J) and ♀ (E, K), Shahe River, Krasnodar region. A–C, epimeral plates 1–3. D, E, telson. F, pleopod 1. G, retinacula of pleopod 1. H, uropod 1. I, uropod 2; J, K, uropod 3.	2023-07-31	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan		Zenodo	biologists	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan			
03D287C20A05682646E2FC9C3E652C52.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/8152460/files/figure.png	https://doi.org/10.5281/zenodo.8152460	Figure 6. Scanning electron micrographs. A, dorsal side of urosome. B, lateral head lobes. C, gnathopod 2 propodus. D, uropod 3. Scale bars: 0.2 mm.	Figure 6. Scanning electron micrographs. A, dorsal side of urosome. B, lateral head lobes. C, gnathopod 2 propodus. D, uropod 3. Scale bars: 0.2 mm.	2023-07-31	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan		Zenodo	biologists	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan			
03D287C20A05682646E2FC9C3E652C52.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/8152462/files/figure.png	https://doi.org/10.5281/zenodo.8152462	Figure 7. Scanning electron micrographs. A, antenna 1. B, antenna 2. C, basis of pereopod 7. D, pereopod 3. Scale bars: 0.2 mm.	Figure 7. Scanning electron micrographs. A, antenna 1. B, antenna 2. C, basis of pereopod 7. D, pereopod 3. Scale bars: 0.2 mm.	2023-07-31	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan		Zenodo	biologists	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan			
03D287C20A05682646E2FC9C3E652C52.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/8152458/files/figure.png	https://doi.org/10.5281/zenodo.8152458	Figure 5. Morphological differentiation among the focal taxa. A, principal components analysis showing variability in morphospace across the first three axes (PC 1–PC 3) for males (top) and females (below). B, dendrogram based on squared Mahalanobis distances. C, boxplots depicting variation in length of selected morphological traits (corrected for body size).	Figure 5. Morphological differentiation among the focal taxa. A, principal components analysis showing variability in morphospace across the first three axes (PC 1–PC 3) for males (top) and females (below). B, dendrogram based on squared Mahalanobis distances. C, boxplots depicting variation in length of selected morphological traits (corrected for body size).	2023-07-31	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan		Zenodo	biologists	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan			
03D287C20A05682646E2FC9C3E652C52.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/8152456/files/figure.png	https://doi.org/10.5281/zenodo.8152456	Figure 4. Distribution of focal taxa. Small dots represent distribution records from the literature (after CopilaȘ-Ciocianu et al., 2023); large dots represent sequenced localities (black outline, literature data; white outline, present study). Arrows represent the type localities of Chaetogammarus trichiatus (orange) and Spirogammarus major (purple). The question mark represents a doubtful distribution record of Chaetogammarus ischnus. Green dashed lines indicate the native range.	Figure 4. Distribution of focal taxa. Small dots represent distribution records from the literature (after CopilaȘ-Ciocianu et al., 2023); large dots represent sequenced localities (black outline, literature data; white outline, present study). Arrows represent the type localities of Chaetogammarus trichiatus (orange) and Spirogammarus major (purple). The question mark represents a doubtful distribution record of Chaetogammarus ischnus. Green dashed lines indicate the native range.	2023-07-31	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan		Zenodo	biologists	Copilaș-Ciocianu, Denis;Palatov, Dmitry;Rewicz, Tomasz;Sands, Arthur F.;Arbačiauskas, Kęstutis;Haaren, Ton Van;Hebert, Paul D. N.;Grabowski, Michał;Marin, Ivan			
