Stygogenes Günther [A.] 1864:223 Masc. Cyclopium humboldtii Swainson 1839. Type by subsequent designation. Type designated by Jordan 1919:332 [ref. 4904]. •Synonym of Astroblepus Humboldt 1805 -- (Schaefer in Reis et al. 2003:313 [ref. 27061], Ferraris 2007:63 [ref. 29155]). Current status: Synonym of Astroblepus Humboldt 1805. Astroblepidae.