Stegostenopos Triques [M. L.] 1997:32 Masc. Stegostenopos cryptogenes Triques 1997. Type by original designation (also monotypic). •Synonym of Steatogenys Boulenger 1898 -- (Albert & Campos-da-Paz 1998:426 [ref. 23853]). •Valid as Stegostenopos Triques 1997 -- (Albert & Crampton in Reis et al. 2003:496 [ref. 27061]). •Synonym of Hypopygus Hoedeman 1962 -- (de Santana & Crampton 2011:1118, 1121 [ref. 31643], Ferraris et al. 2017:[26] [ref. 35236]). Current status: Synonym of Hypopygus Hoedeman 1962. Rhamphichthyidae.