Typový druh
Cataetyx niki Cohen, 1981.
Původní popis
Prokofiev, A. M., 2005. On some rare ophidiiform fishes from the South Atlantic and Indo - West Pacific, with erection of a new genus, Megacataetyx gen. novum (Teleostei: Ophidiiformes). Estestvennye i Tekhnicheskie Nauki [Natural and Technical Sciences / Естественные и технические науки]. No. 2: 111-128.