strogylopterus, Trygon Jardine [W.] in Schomburgk 1843:183, Pl. 22 [The natural history of fishes of Guiana.--Part II; ref. 3948] Rio Branco, South America. No types known. Spelled strongylopterus in Garman 1877 [ref. 1528] and other early works. Loboda et al. 2021:74 [ref. 38382] have ZMB 4632 as type. •Valid as Potamotrygon strogylopterus (Jardine 1843) -- (Castex 1964:22 [ref. 20924] as strongylopterus with author as Schomburgk). •Synonym of Paratrygon aiereba (Müller & Henle 1841) -- (Rosa 1992:427 [ref. 30634], Carvalho et al. in Reis et al. 2003:23 [ref. 27061]). •Uncertain as synonym of Paratrygon aiereba (Walbaum 1792). Current status: Uncertain as Paratrygon aiereba (Walbaum 1792). Potamotrygonidae: Potamotrygoninae. Habitat: freshwater.