FB-68298 http://www.fishbase.org/summary/SpeciesSummary.php?id=68298 Animalia Chordata Teleostei Cypriniformes Nemacheilidae Eidinemacheilus Eidinemacheilus proudlovei Freyhof, Abdullah, Ararat, Ibrahim & Geiger, 2016 Grovmønstret flodpigrokke 2017-07-27 2021-09-16 Carvalho, M.R. de, R.S. Rosa and M.L.G. De Araújo0 A new species of Neotropical freshwater stingray (Chondrichthyes: Potamotrygonidae) from the Rio Negro, Amazonas, Brazil: the smallest species of <i>Potamotrygon</i>. Zootaza 4107(4):566-586. (Ref. 115939) CITES, UNEP-WCMC0 The Checklist of CITES Species Website. Appendices I, II and III valid from 04 April 2017. CITES Secretariat, Geneva, Switzerland. Compiled by UNEP-WCMC, Cambridge, UK. https://www.cites.org/eng/app/appendices.php [Accessed 01/08/2017]. (Ref. 115941) CITES, UNEP-WCMC0 The Checklist of CITES Species Website. Appendices I, II and III valid from 04 October 2017. CITES Secretariat, Geneva, Switzerland. Compiled by UNEP-WCMC, Cambridge, UK. https://www.cites.org/eng/app/appendices.php [Accessed 08/17/2017]. (Ref. 118484) CITES0 Appendices I, II and III valid from 11 January 2023 and 25 November 2023. UNEP. (Ref. 128078) Beolens, B., M. Grayson and M. Watkins0 Eponym dictionary of Fishes. Dunbeath, Caithness (Scotland, UK): Whittles Publishing Limited, 1300 p. (Ref. 128868) IUCN0 The IUCN Red List of Threatened Species. 1964 - onwards. https://www.iucnredlist.org/ (Ref. 130435) Petersen, P.0 Danish names and photos and other species information. Pers. Comm. (Ref. 130676) CITES0 Appendices I, II and III. UNEP. (Ref. 131153) FB-DiagnosticDescr-68307 http://purl.org/dc/dcmitype/Text text/html Armi G. Torres 2017-08-01 00:00:00 2017-11-15 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=68307 Potamotrygon wallaceidorsal is distinguished by the following characters: dorsal surface of disc light brown, with black irregularly-shaped vermiculate markings forming an amphora- or ?-shaped figure on mid-disc, delimiting light brown reniform areas at disc center, and with subcircular light brown ocellate markings on disc margins; small body size (smallest known Potamotrygon species; largest examined specimen measured 31 cm DW); dorsal spines on tail usually rather low, without broad bases, in one to rarely three irregular rows, but extending posteriorly only to tail mid-length and not to caudal stings, with altogether relatively few spines; denticles on posterior mid-disc and tail base Y-shaped, with a central, anterior, bulbous cusp and usually two posterior pairs of smaller, rounded cusps; and single (anterior) angular cartilage. It differs from P. orbignyi and other "reticulated" species by having a single (anterior) angular cartilage and in the color pattern of the tail, but is easily distinguished based on its size, dorsal tail spine arrangement, and specific details of color pattern (Ref. 115939). Carvalho, M.R. de, R.S. Rosa and M.L.G. De Araújo 2016 A new species of Neotropical freshwater stingray (Chondrichthyes: Potamotrygonidae) from the Rio Negro, Amazonas, Brazil: the smallest species of <i>Potamotrygon</i>. Zootaza 4107(4):566-586. (Ref. 115939) FB-Distribution-68307 http://purl.org/dc/dcmitype/Text text/html Armi G. Torres 2017-08-01 00:00:00 2025-11-05 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=68307 South America: Rio Negro, Amazonas, Brazil. Carvalho, M.R. de, R.S. Rosa and M.L.G. De Araújo 2016 A new species of Neotropical freshwater stingray (Chondrichthyes: Potamotrygonidae) from the Rio Negro, Amazonas, Brazil: the smallest species of <i>Potamotrygon</i>. Zootaza 4107(4):566-586. (Ref. 115939) FB-Size-68307 http://purl.org/dc/dcmitype/Text text/html Armi G. Torres 2017-08-01 00:00:00 2021-09-08 00:00:00 Max. size http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=68307 31.0 cm WD (male/unsexed; (Ref. 115939)) Carvalho, M.R. de, R.S. Rosa and M.L.G. De Araújo 2016 A new species of Neotropical freshwater stingray (Chondrichthyes: Potamotrygonidae) from the Rio Negro, Amazonas, Brazil: the smallest species of <i>Potamotrygon</i>. Zootaza 4107(4):566-586. (Ref. 115939) FB-Threats-2 http://purl.org/dc/dcmitype/Text text/html Belen Acosta 1990-10-18 00:00:00 2024-03-07 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=2 Least Concern (LC) , IUCN Grouper and Wrasse Specialist Group IUCN 2006 2006 IUCN red list of threatened species. www.iucnredlist.org. Downloaded July 2006. FB-Habitat-68307 http://purl.org/dc/dcmitype/Text text/html Armi G. Torres 2017-08-01 00:00:00 2021-09-08 00:00:00 Environment http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=68307 benthopelagic; freshwater