amphiloxus, Hemicetopsis Eigenmann [C. H.] in Eigenmann, Henn & Wilson 1914:14 [Indiana University Studies No. 19; ref. 1259] Creek near San Lorenzo, Río Patía basin, Colombia. Holotype: FMNH 56519 [ex CM 5332]. Paratypes: CAS 77028 [ex IU 13009] (1), 77027 [ex IU 13040] (1). Type catalog: Henn 1928:81 [ref. 12305], Ibarra & Stewart 1987:44 [ref. 12367], Ferraris 2007:131 [ref. 29155]. •Valid as Hemicetopsis amphiloxus Eigenmann 1914 -- (Burgess 1989:292 [ref. 12860]). •Valid as Pseudocetopsis amphiloxa (Eigenmann 1914) -- (de Pinna & Vari 1995:3 [ref. 21651], Vari & Ferraris in Reis et al. 2003:258 [ref. 27061]). •Valid as Cetopsis amphiloxa (Eigenmann 1914) -- (Vari et al. 2005:150 [ref. 28270], de Pinna et al. 2007:803 [ref. 29247], Ferraris 2007:131 [ref. 29155], Barriga Salazar 2014:110 [ref. 35745], Jiménez-Prado et al. 2015:190 [ref. 34894], DoNascimiento et al. 2017:84 [ref. 35633], Abrahão & de Pinna 2018:117 [ref. 35957]). Current status: Valid as Cetopsis amphiloxa (Eigenmann 1914). Cetopsidae: Cetopsinae. Distribution: Colombia and Ecuador. Habitat: freshwater.