cramptoni, Sternarchorhynchus de Santana [C. D.] & Vari [R. P.] 2010:288, Figs. 32-33 [Zoological Journal of the Linnean Society v. 159 (no. 1); ref. 30785] Rio Solimões, downstream from mouth of Río Purus, 3°27'27"S, 60°45'26"W, Amazonas, Brazil. Holotype: FMNH 115489. Paratypes: many at FMNH, INPA, MCP. Plus many non-type specimens. Type catalog: Ferraris et al. 2017:[13] [ref. 35236]. •Valid as Sternarchorhynchus cramptoni de Santana & Vari 2010 -- (Ferraris et al. 2017:[13] [ref. 35236], Meza-Vargas et al. 2021:21 [ref. 39298], Torgersen et al. 2023:777 [ref. 40692]). Current status: Valid as Sternarchorhynchus cramptoni de Santana & Vari 2010. Apteronotidae: Apteronotinae. Distribution: South America: Amazon River (Brazil, Colombia and Peru). Habitat: freshwater.