Plesiotrygon iwamae IUCN 2012, IUCN Red List of Threatened Species, Version 2012.2, https://www.iucnredlist.org
Potamotrygon brachyura IUCN 2012, IUCN Red List of Threatened Species, Version 2012.2, https://www.iucnredlist.org
Potamotrygon castexi IUCN 2012, IUCN Red List of Threatened Species, Version 2012.2, https://www.iucnredlist.org
Potamotrygon histrix IUCN 2012, IUCN Red List of Threatened Species, Version 2012.2, https://www.iucnredlist.org
Potamotrygon leopoldi IUCN 2012, IUCN Red List of Threatened Species, Version 2012.2, https://www.iucnredlist.org
Potamotrygon magdalenae IUCN 2012, IUCN Red List of Threatened Species, Version 2012.2, https://www.iucnredlist.org
Potamotrygon orbignyi IUCN 2012, IUCN Red List of Threatened Species, Version 2012.2, https://www.iucnredlist.org