taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
0392BB4BFFB7F54F7D92FAAAFC5AFB4D.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135774/files/figure.png	https://doi.org/10.5281/zenodo.1135774	FIGURE 1. Localities for taxa discussed in the text. Inset at lower left centers on the Santa Cruz region of Patagonia. Numbered occurrences correspond to unequivocal Iheringiella patagonensis localities (inside boxed region in main map): 1. Pampa Castillo, Chile (Andre Wyss, pers. comm.); 2. Cañadón El Lobo, Santa Cruz, Argentina (CPBA 16493-95); 3. Oven Point/Sholl's Tomb, Santa Cruz, Argentina (Ortmann 1902), Punta Cuevas, Santa Cruz, Argentina (MACN 4586 and Cuitiño 2011), Playa La Mina, Santa Cruz, Argentina (Cuitiño 2011); 4. Meseta Chica, Bajo de San Julián, Santa Cruz, Argentina (MACN 5144 and Cuitiño 2011); 5. Upper Rio Chalia, Santa Cruz, Argentina (Ortmann 1902); 6. Puerto Santa Cruz, Santa Cruz, Argentina (ROM 5433M, 5468M, 5469M); 7. Sector Flamenco, Tierra del Fuego, Chile (Larrain 1984)—reported to be from Eocene strata, but this is questionable (Mooi et al. 2000).	FIGURE 1. Localities for taxa discussed in the text. Inset at lower left centers on the Santa Cruz region of Patagonia. Numbered occurrences correspond to unequivocal Iheringiella patagonensis localities (inside boxed region in main map): 1. Pampa Castillo, Chile (Andre Wyss, pers. comm.); 2. Cañadón El Lobo, Santa Cruz, Argentina (CPBA 16493-95); 3. Oven Point/Sholl's Tomb, Santa Cruz, Argentina (Ortmann 1902), Punta Cuevas, Santa Cruz, Argentina (MACN 4586 and Cuitiño 2011), Playa La Mina, Santa Cruz, Argentina (Cuitiño 2011); 4. Meseta Chica, Bajo de San Julián, Santa Cruz, Argentina (MACN 5144 and Cuitiño 2011); 5. Upper Rio Chalia, Santa Cruz, Argentina (Ortmann 1902); 6. Puerto Santa Cruz, Santa Cruz, Argentina (ROM 5433M, 5468M, 5469M); 7. Sector Flamenco, Tierra del Fuego, Chile (Larrain 1984)—reported to be from Eocene strata, but this is questionable (Mooi et al. 2000).	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
0392BB4BFFB7F54F7D92FAAAFC5AFB4D.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135776/files/figure.png	https://doi.org/10.5281/zenodo.1135776	FIGURE 2. Placatenella complanata (Brito, 1981), photographs. A: Aboral surface of holotype, MNRJ 5460-I. B: Oral surface of holotype, MNRJ 5460-I. C: Aboral surface of MNRJ 5536-I, with deep, narrow posterior notch. D: Oral surface of MNRJ 5536-I. Scale bars 10 mm in length.	FIGURE 2. Placatenella complanata (Brito, 1981), photographs. A: Aboral surface of holotype, MNRJ 5460-I. B: Oral surface of holotype, MNRJ 5460-I. C: Aboral surface of MNRJ 5536-I, with deep, narrow posterior notch. D: Oral surface of MNRJ 5536-I. Scale bars 10 mm in length.	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
0392BB4BFFB7F54F7D92FAAAFC5AFB4D.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135778/files/figure.png	https://doi.org/10.5281/zenodo.1135778	FIGURE 3. Placatenella complanata (Brito, 1981), photographs. A: Detail of petal in ambulacrum III of MPEG 886-I showing pores of trailing tube feet (arrow indicating most distal pore pair). B: Detail of oral surface near posterior edge of MPEG 2405-I showingperiproct at margin, insidenotch (p), and continuity of posterior interambulacral post-basicoronals with basicoronal 1 (arrow).Scale bars 10 mm in length.	FIGURE 3. Placatenella complanata (Brito, 1981), photographs. A: Detail of petal in ambulacrum III of MPEG 886-I showing pores of trailing tube feet (arrow indicating most distal pore pair). B: Detail of oral surface near posterior edge of MPEG 2405-I showingperiproct at margin, insidenotch (p), and continuity of posterior interambulacral post-basicoronals with basicoronal 1 (arrow).Scale bars 10 mm in length.	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
0392BB4BFFB7F54F7D92FAAAFC5AFB4D.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135780/files/figure.png	https://doi.org/10.5281/zenodo.1135780	FIGURE 4. Comparison of oral plate architecture of Iheringiella patagonensis (Desor, 1847) (based on ROM 5433M), Abertella gualichensisMartínez et al., 2005(based on the holotype,MACN-Pi 4706),Abertella pirabensis(Marchesini Santos, 1958) (reconstruction based on the holotype and only known specimen, DNPM 4493, details of interambulcrum 2 inferred by comparison with interambulacrum 4, and of ambulacrum V by comparison with ambulacrum I), and Placatenella complanata (Brito, 1981) (based on the holotype, MNRJ 5460-I, as well as MNRJ 5536-I, MPEG 886-I, MPEG 2405-I). Food grooves indicated by dotted lines, peristome and periproctin solid black, interambulacra shaded, scale bars 10 mm in length.	FIGURE 4. Comparison of oral plate architecture of Iheringiella patagonensis (Desor, 1847) (based on ROM 5433M), Abertella gualichensisMartínez et al., 2005(based on the holotype,MACN-Pi 4706),Abertella pirabensis(Marchesini Santos, 1958) (reconstruction based on the holotype and only known specimen, DNPM 4493, details of interambulcrum 2 inferred by comparison with interambulacrum 4, and of ambulacrum V by comparison with ambulacrum I), and Placatenella complanata (Brito, 1981) (based on the holotype, MNRJ 5460-I, as well as MNRJ 5536-I, MPEG 886-I, MPEG 2405-I). Food grooves indicated by dotted lines, peristome and periproctin solid black, interambulacra shaded, scale bars 10 mm in length.	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
0392BB4BFFBBF5497D92F91AFAE4FBB5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135774/files/figure.png	https://doi.org/10.5281/zenodo.1135774	FIGURE 1. Localities for taxa discussed in the text. Inset at lower left centers on the Santa Cruz region of Patagonia. Numbered occurrences correspond to unequivocal Iheringiella patagonensis localities (inside boxed region in main map): 1. Pampa Castillo, Chile (Andre Wyss, pers. comm.); 2. Cañadón El Lobo, Santa Cruz, Argentina (CPBA 16493-95); 3. Oven Point/Sholl's Tomb, Santa Cruz, Argentina (Ortmann 1902), Punta Cuevas, Santa Cruz, Argentina (MACN 4586 and Cuitiño 2011), Playa La Mina, Santa Cruz, Argentina (Cuitiño 2011); 4. Meseta Chica, Bajo de San Julián, Santa Cruz, Argentina (MACN 5144 and Cuitiño 2011); 5. Upper Rio Chalia, Santa Cruz, Argentina (Ortmann 1902); 6. Puerto Santa Cruz, Santa Cruz, Argentina (ROM 5433M, 5468M, 5469M); 7. Sector Flamenco, Tierra del Fuego, Chile (Larrain 1984)—reported to be from Eocene strata, but this is questionable (Mooi et al. 2000).	FIGURE 1. Localities for taxa discussed in the text. Inset at lower left centers on the Santa Cruz region of Patagonia. Numbered occurrences correspond to unequivocal Iheringiella patagonensis localities (inside boxed region in main map): 1. Pampa Castillo, Chile (Andre Wyss, pers. comm.); 2. Cañadón El Lobo, Santa Cruz, Argentina (CPBA 16493-95); 3. Oven Point/Sholl's Tomb, Santa Cruz, Argentina (Ortmann 1902), Punta Cuevas, Santa Cruz, Argentina (MACN 4586 and Cuitiño 2011), Playa La Mina, Santa Cruz, Argentina (Cuitiño 2011); 4. Meseta Chica, Bajo de San Julián, Santa Cruz, Argentina (MACN 5144 and Cuitiño 2011); 5. Upper Rio Chalia, Santa Cruz, Argentina (Ortmann 1902); 6. Puerto Santa Cruz, Santa Cruz, Argentina (ROM 5433M, 5468M, 5469M); 7. Sector Flamenco, Tierra del Fuego, Chile (Larrain 1984)—reported to be from Eocene strata, but this is questionable (Mooi et al. 2000).	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
0392BB4BFFBBF5497D92F91AFAE4FBB5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135782/files/figure.png	https://doi.org/10.5281/zenodo.1135782	FIGURE5. Camachoaster maquedensisn. sp., photographs of the holotype MACN-Pi 5809.Oral surface shows pencil marks indicating some of the plate architecture.Scale bar 10 mm in length.	FIGURE5. Camachoaster maquedensisn. sp., photographs of the holotype MACN-Pi 5809.Oral surface shows pencil marks indicating some of the plate architecture.Scale bar 10 mm in length.	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
0392BB4BFFBBF5497D92F91AFAE4FBB5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135784/files/figure.png	https://doi.org/10.5281/zenodo.1135784	FIGURE 6. Camachoaster maquedensis n. sp., photographs of the oral surfaces of paratypes. A: MACN-Pi 5859, prepared specimen with pencil marks indicating plate architecture. B: MACN-Pi 5860, partially prepared specimen with pencil marks indicating plate architecture, faint tuberculation, and main branches of food grooves. Scale bars 10 mm in length.	FIGURE 6. Camachoaster maquedensis n. sp., photographs of the oral surfaces of paratypes. A: MACN-Pi 5859, prepared specimen with pencil marks indicating plate architecture. B: MACN-Pi 5860, partially prepared specimen with pencil marks indicating plate architecture, faint tuberculation, and main branches of food grooves. Scale bars 10 mm in length.	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
0392BB4BFFBBF5497D92F91AFAE4FBB5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135786/files/figure.png	https://doi.org/10.5281/zenodo.1135786	FIGURE 7. Comparison of oral plate architecture of Camachoaster maquedensis n. sp. (based on paratypes MACN-Pi 5859 and 5860) and Camachoaster? kewi (= Abertella kewi Durham, 1957) (based on specimens from UCMP locality B8562, Chiapas, Mexico).Food grooves indicated by dotted lines, peristome and periproctin solid black, interambulacra shaded, scale bars 10 mm in length.	FIGURE 7. Comparison of oral plate architecture of Camachoaster maquedensis n. sp. (based on paratypes MACN-Pi 5859 and 5860) and Camachoaster? kewi (= Abertella kewi Durham, 1957) (based on specimens from UCMP locality B8562, Chiapas, Mexico).Food grooves indicated by dotted lines, peristome and periproctin solid black, interambulacra shaded, scale bars 10 mm in length.	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
0392BB4BFFBBF5497D92F91AFAE4FBB5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135788/files/figure.png	https://doi.org/10.5281/zenodo.1135788	FIGURE 8. Camachoaster maquedensis n. sp., details of test features. A: Holotype MACN-Pi 5809, pencil marks indicating partialaboral plate architecture in regionwithin andaround petal in ambulacrum II, gonoporesindicated by white arrows, pores of trailing tube feet by black arrows. B: Paratype MACN-Pi 5859, complete aboral ambulacrum IV showing shape of petal. C: Holotype MACN-Pi 5809, details of tuberculation, food groove (black arrow), and peristome (peristomial projection indicated by white arrow).All scale bars 10 mm in length.	FIGURE 8. Camachoaster maquedensis n. sp., details of test features. A: Holotype MACN-Pi 5809, pencil marks indicating partialaboral plate architecture in regionwithin andaround petal in ambulacrum II, gonoporesindicated by white arrows, pores of trailing tube feet by black arrows. B: Paratype MACN-Pi 5859, complete aboral ambulacrum IV showing shape of petal. C: Holotype MACN-Pi 5809, details of tuberculation, food groove (black arrow), and peristome (peristomial projection indicated by white arrow).All scale bars 10 mm in length.	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
0392BB4BFFA2F5577D92F96AFAA2FE2D.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135774/files/figure.png	https://doi.org/10.5281/zenodo.1135774	FIGURE 1. Localities for taxa discussed in the text. Inset at lower left centers on the Santa Cruz region of Patagonia. Numbered occurrences correspond to unequivocal Iheringiella patagonensis localities (inside boxed region in main map): 1. Pampa Castillo, Chile (Andre Wyss, pers. comm.); 2. Cañadón El Lobo, Santa Cruz, Argentina (CPBA 16493-95); 3. Oven Point/Sholl's Tomb, Santa Cruz, Argentina (Ortmann 1902), Punta Cuevas, Santa Cruz, Argentina (MACN 4586 and Cuitiño 2011), Playa La Mina, Santa Cruz, Argentina (Cuitiño 2011); 4. Meseta Chica, Bajo de San Julián, Santa Cruz, Argentina (MACN 5144 and Cuitiño 2011); 5. Upper Rio Chalia, Santa Cruz, Argentina (Ortmann 1902); 6. Puerto Santa Cruz, Santa Cruz, Argentina (ROM 5433M, 5468M, 5469M); 7. Sector Flamenco, Tierra del Fuego, Chile (Larrain 1984)—reported to be from Eocene strata, but this is questionable (Mooi et al. 2000).	FIGURE 1. Localities for taxa discussed in the text. Inset at lower left centers on the Santa Cruz region of Patagonia. Numbered occurrences correspond to unequivocal Iheringiella patagonensis localities (inside boxed region in main map): 1. Pampa Castillo, Chile (Andre Wyss, pers. comm.); 2. Cañadón El Lobo, Santa Cruz, Argentina (CPBA 16493-95); 3. Oven Point/Sholl's Tomb, Santa Cruz, Argentina (Ortmann 1902), Punta Cuevas, Santa Cruz, Argentina (MACN 4586 and Cuitiño 2011), Playa La Mina, Santa Cruz, Argentina (Cuitiño 2011); 4. Meseta Chica, Bajo de San Julián, Santa Cruz, Argentina (MACN 5144 and Cuitiño 2011); 5. Upper Rio Chalia, Santa Cruz, Argentina (Ortmann 1902); 6. Puerto Santa Cruz, Santa Cruz, Argentina (ROM 5433M, 5468M, 5469M); 7. Sector Flamenco, Tierra del Fuego, Chile (Larrain 1984)—reported to be from Eocene strata, but this is questionable (Mooi et al. 2000).	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
0392BB4BFFA2F5577D92F96AFAA2FE2D.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135780/files/figure.png	https://doi.org/10.5281/zenodo.1135780	FIGURE 4. Comparison of oral plate architecture of Iheringiella patagonensis (Desor, 1847) (based on ROM 5433M), Abertella gualichensisMartínez et al., 2005(based on the holotype,MACN-Pi 4706),Abertella pirabensis(Marchesini Santos, 1958) (reconstruction based on the holotype and only known specimen, DNPM 4493, details of interambulcrum 2 inferred by comparison with interambulacrum 4, and of ambulacrum V by comparison with ambulacrum I), and Placatenella complanata (Brito, 1981) (based on the holotype, MNRJ 5460-I, as well as MNRJ 5536-I, MPEG 886-I, MPEG 2405-I). Food grooves indicated by dotted lines, peristome and periproctin solid black, interambulacra shaded, scale bars 10 mm in length.	FIGURE 4. Comparison of oral plate architecture of Iheringiella patagonensis (Desor, 1847) (based on ROM 5433M), Abertella gualichensisMartínez et al., 2005(based on the holotype,MACN-Pi 4706),Abertella pirabensis(Marchesini Santos, 1958) (reconstruction based on the holotype and only known specimen, DNPM 4493, details of interambulcrum 2 inferred by comparison with interambulacrum 4, and of ambulacrum V by comparison with ambulacrum I), and Placatenella complanata (Brito, 1981) (based on the holotype, MNRJ 5460-I, as well as MNRJ 5536-I, MPEG 886-I, MPEG 2405-I). Food grooves indicated by dotted lines, peristome and periproctin solid black, interambulacra shaded, scale bars 10 mm in length.	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
0392BB4BFFA3F5577D92FE39FDB5FBCD.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135774/files/figure.png	https://doi.org/10.5281/zenodo.1135774	FIGURE 1. Localities for taxa discussed in the text. Inset at lower left centers on the Santa Cruz region of Patagonia. Numbered occurrences correspond to unequivocal Iheringiella patagonensis localities (inside boxed region in main map): 1. Pampa Castillo, Chile (Andre Wyss, pers. comm.); 2. Cañadón El Lobo, Santa Cruz, Argentina (CPBA 16493-95); 3. Oven Point/Sholl's Tomb, Santa Cruz, Argentina (Ortmann 1902), Punta Cuevas, Santa Cruz, Argentina (MACN 4586 and Cuitiño 2011), Playa La Mina, Santa Cruz, Argentina (Cuitiño 2011); 4. Meseta Chica, Bajo de San Julián, Santa Cruz, Argentina (MACN 5144 and Cuitiño 2011); 5. Upper Rio Chalia, Santa Cruz, Argentina (Ortmann 1902); 6. Puerto Santa Cruz, Santa Cruz, Argentina (ROM 5433M, 5468M, 5469M); 7. Sector Flamenco, Tierra del Fuego, Chile (Larrain 1984)—reported to be from Eocene strata, but this is questionable (Mooi et al. 2000).	FIGURE 1. Localities for taxa discussed in the text. Inset at lower left centers on the Santa Cruz region of Patagonia. Numbered occurrences correspond to unequivocal Iheringiella patagonensis localities (inside boxed region in main map): 1. Pampa Castillo, Chile (Andre Wyss, pers. comm.); 2. Cañadón El Lobo, Santa Cruz, Argentina (CPBA 16493-95); 3. Oven Point/Sholl's Tomb, Santa Cruz, Argentina (Ortmann 1902), Punta Cuevas, Santa Cruz, Argentina (MACN 4586 and Cuitiño 2011), Playa La Mina, Santa Cruz, Argentina (Cuitiño 2011); 4. Meseta Chica, Bajo de San Julián, Santa Cruz, Argentina (MACN 5144 and Cuitiño 2011); 5. Upper Rio Chalia, Santa Cruz, Argentina (Ortmann 1902); 6. Puerto Santa Cruz, Santa Cruz, Argentina (ROM 5433M, 5468M, 5469M); 7. Sector Flamenco, Tierra del Fuego, Chile (Larrain 1984)—reported to be from Eocene strata, but this is questionable (Mooi et al. 2000).	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
0392BB4BFFA3F5527D92FB59FDCBF8D5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135774/files/figure.png	https://doi.org/10.5281/zenodo.1135774	FIGURE 1. Localities for taxa discussed in the text. Inset at lower left centers on the Santa Cruz region of Patagonia. Numbered occurrences correspond to unequivocal Iheringiella patagonensis localities (inside boxed region in main map): 1. Pampa Castillo, Chile (Andre Wyss, pers. comm.); 2. Cañadón El Lobo, Santa Cruz, Argentina (CPBA 16493-95); 3. Oven Point/Sholl's Tomb, Santa Cruz, Argentina (Ortmann 1902), Punta Cuevas, Santa Cruz, Argentina (MACN 4586 and Cuitiño 2011), Playa La Mina, Santa Cruz, Argentina (Cuitiño 2011); 4. Meseta Chica, Bajo de San Julián, Santa Cruz, Argentina (MACN 5144 and Cuitiño 2011); 5. Upper Rio Chalia, Santa Cruz, Argentina (Ortmann 1902); 6. Puerto Santa Cruz, Santa Cruz, Argentina (ROM 5433M, 5468M, 5469M); 7. Sector Flamenco, Tierra del Fuego, Chile (Larrain 1984)—reported to be from Eocene strata, but this is questionable (Mooi et al. 2000).	FIGURE 1. Localities for taxa discussed in the text. Inset at lower left centers on the Santa Cruz region of Patagonia. Numbered occurrences correspond to unequivocal Iheringiella patagonensis localities (inside boxed region in main map): 1. Pampa Castillo, Chile (Andre Wyss, pers. comm.); 2. Cañadón El Lobo, Santa Cruz, Argentina (CPBA 16493-95); 3. Oven Point/Sholl's Tomb, Santa Cruz, Argentina (Ortmann 1902), Punta Cuevas, Santa Cruz, Argentina (MACN 4586 and Cuitiño 2011), Playa La Mina, Santa Cruz, Argentina (Cuitiño 2011); 4. Meseta Chica, Bajo de San Julián, Santa Cruz, Argentina (MACN 5144 and Cuitiño 2011); 5. Upper Rio Chalia, Santa Cruz, Argentina (Ortmann 1902); 6. Puerto Santa Cruz, Santa Cruz, Argentina (ROM 5433M, 5468M, 5469M); 7. Sector Flamenco, Tierra del Fuego, Chile (Larrain 1984)—reported to be from Eocene strata, but this is questionable (Mooi et al. 2000).	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
0392BB4BFFA3F5527D92FB59FDCBF8D5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135780/files/figure.png	https://doi.org/10.5281/zenodo.1135780	FIGURE 4. Comparison of oral plate architecture of Iheringiella patagonensis (Desor, 1847) (based on ROM 5433M), Abertella gualichensisMartínez et al., 2005(based on the holotype,MACN-Pi 4706),Abertella pirabensis(Marchesini Santos, 1958) (reconstruction based on the holotype and only known specimen, DNPM 4493, details of interambulcrum 2 inferred by comparison with interambulacrum 4, and of ambulacrum V by comparison with ambulacrum I), and Placatenella complanata (Brito, 1981) (based on the holotype, MNRJ 5460-I, as well as MNRJ 5536-I, MPEG 886-I, MPEG 2405-I). Food grooves indicated by dotted lines, peristome and periproctin solid black, interambulacra shaded, scale bars 10 mm in length.	FIGURE 4. Comparison of oral plate architecture of Iheringiella patagonensis (Desor, 1847) (based on ROM 5433M), Abertella gualichensisMartínez et al., 2005(based on the holotype,MACN-Pi 4706),Abertella pirabensis(Marchesini Santos, 1958) (reconstruction based on the holotype and only known specimen, DNPM 4493, details of interambulcrum 2 inferred by comparison with interambulacrum 4, and of ambulacrum V by comparison with ambulacrum I), and Placatenella complanata (Brito, 1981) (based on the holotype, MNRJ 5460-I, as well as MNRJ 5536-I, MPEG 886-I, MPEG 2405-I). Food grooves indicated by dotted lines, peristome and periproctin solid black, interambulacra shaded, scale bars 10 mm in length.	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
0392BB4BFFA3F5527D92FB59FDCBF8D5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135790/files/figure.png	https://doi.org/10.5281/zenodo.1135790	FIGURE 9. Abertella pirabensis (Marchesini Santos, 1958), photographs of the holotype, DNPM 4493. A: Aboral surface. B: Oral surface. C. Strongly side-lighted detail of posterior edge showing notch (white arrow), food groove (black arrow), tuberculation, and periproct (p). D. Oblique, nearly edge-on view of posterior edge showing notch (white arrow) and periproct (p). Scale bars 10 mm in length.	FIGURE 9. Abertella pirabensis (Marchesini Santos, 1958), photographs of the holotype, DNPM 4493. A: Aboral surface. B: Oral surface. C. Strongly side-lighted detail of posterior edge showing notch (white arrow), food groove (black arrow), tuberculation, and periproct (p). D. Oblique, nearly edge-on view of posterior edge showing notch (white arrow) and periproct (p). Scale bars 10 mm in length.	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
0392BB4BFFA3F5527D92FB59FDCBF8D5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135788/files/figure.png	https://doi.org/10.5281/zenodo.1135788	FIGURE 8. Camachoaster maquedensis n. sp., details of test features. A: Holotype MACN-Pi 5809, pencil marks indicating partialaboral plate architecture in regionwithin andaround petal in ambulacrum II, gonoporesindicated by white arrows, pores of trailing tube feet by black arrows. B: Paratype MACN-Pi 5859, complete aboral ambulacrum IV showing shape of petal. C: Holotype MACN-Pi 5809, details of tuberculation, food groove (black arrow), and peristome (peristomial projection indicated by white arrow).All scale bars 10 mm in length.	FIGURE 8. Camachoaster maquedensis n. sp., details of test features. A: Holotype MACN-Pi 5809, pencil marks indicating partialaboral plate architecture in regionwithin andaround petal in ambulacrum II, gonoporesindicated by white arrows, pores of trailing tube feet by black arrows. B: Paratype MACN-Pi 5859, complete aboral ambulacrum IV showing shape of petal. C: Holotype MACN-Pi 5809, details of tuberculation, food groove (black arrow), and peristome (peristomial projection indicated by white arrow).All scale bars 10 mm in length.	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
0392BB4BFFA7F5507D92FA91FACFFDC5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135774/files/figure.png	https://doi.org/10.5281/zenodo.1135774	FIGURE 1. Localities for taxa discussed in the text. Inset at lower left centers on the Santa Cruz region of Patagonia. Numbered occurrences correspond to unequivocal Iheringiella patagonensis localities (inside boxed region in main map): 1. Pampa Castillo, Chile (Andre Wyss, pers. comm.); 2. Cañadón El Lobo, Santa Cruz, Argentina (CPBA 16493-95); 3. Oven Point/Sholl's Tomb, Santa Cruz, Argentina (Ortmann 1902), Punta Cuevas, Santa Cruz, Argentina (MACN 4586 and Cuitiño 2011), Playa La Mina, Santa Cruz, Argentina (Cuitiño 2011); 4. Meseta Chica, Bajo de San Julián, Santa Cruz, Argentina (MACN 5144 and Cuitiño 2011); 5. Upper Rio Chalia, Santa Cruz, Argentina (Ortmann 1902); 6. Puerto Santa Cruz, Santa Cruz, Argentina (ROM 5433M, 5468M, 5469M); 7. Sector Flamenco, Tierra del Fuego, Chile (Larrain 1984)—reported to be from Eocene strata, but this is questionable (Mooi et al. 2000).	FIGURE 1. Localities for taxa discussed in the text. Inset at lower left centers on the Santa Cruz region of Patagonia. Numbered occurrences correspond to unequivocal Iheringiella patagonensis localities (inside boxed region in main map): 1. Pampa Castillo, Chile (Andre Wyss, pers. comm.); 2. Cañadón El Lobo, Santa Cruz, Argentina (CPBA 16493-95); 3. Oven Point/Sholl's Tomb, Santa Cruz, Argentina (Ortmann 1902), Punta Cuevas, Santa Cruz, Argentina (MACN 4586 and Cuitiño 2011), Playa La Mina, Santa Cruz, Argentina (Cuitiño 2011); 4. Meseta Chica, Bajo de San Julián, Santa Cruz, Argentina (MACN 5144 and Cuitiño 2011); 5. Upper Rio Chalia, Santa Cruz, Argentina (Ortmann 1902); 6. Puerto Santa Cruz, Santa Cruz, Argentina (ROM 5433M, 5468M, 5469M); 7. Sector Flamenco, Tierra del Fuego, Chile (Larrain 1984)—reported to be from Eocene strata, but this is questionable (Mooi et al. 2000).	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
0392BB4BFFA7F5507D92FA91FACFFDC5.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://zenodo.org/record/1135780/files/figure.png	https://doi.org/10.5281/zenodo.1135780	FIGURE 4. Comparison of oral plate architecture of Iheringiella patagonensis (Desor, 1847) (based on ROM 5433M), Abertella gualichensisMartínez et al., 2005(based on the holotype,MACN-Pi 4706),Abertella pirabensis(Marchesini Santos, 1958) (reconstruction based on the holotype and only known specimen, DNPM 4493, details of interambulcrum 2 inferred by comparison with interambulacrum 4, and of ambulacrum V by comparison with ambulacrum I), and Placatenella complanata (Brito, 1981) (based on the holotype, MNRJ 5460-I, as well as MNRJ 5536-I, MPEG 886-I, MPEG 2405-I). Food grooves indicated by dotted lines, peristome and periproctin solid black, interambulacra shaded, scale bars 10 mm in length.	FIGURE 4. Comparison of oral plate architecture of Iheringiella patagonensis (Desor, 1847) (based on ROM 5433M), Abertella gualichensisMartínez et al., 2005(based on the holotype,MACN-Pi 4706),Abertella pirabensis(Marchesini Santos, 1958) (reconstruction based on the holotype and only known specimen, DNPM 4493, details of interambulcrum 2 inferred by comparison with interambulacrum 4, and of ambulacrum V by comparison with ambulacrum I), and Placatenella complanata (Brito, 1981) (based on the holotype, MNRJ 5460-I, as well as MNRJ 5536-I, MPEG 886-I, MPEG 2405-I). Food grooves indicated by dotted lines, peristome and periproctin solid black, interambulacra shaded, scale bars 10 mm in length.	2018-01-05	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó		Zenodo	biologists	Mooi, Rich;Martínez, Sergio A.;Del Río, Claudia J.;Ramos, Maria Inês Feijó			
