erpetoideus, Polypterus Smith [J. A.] in Anonymous 1865:2 [Daily Review, Edinburgh No. 1242; ref. 20731] Old Calibar River, West Africa. No types known. Polypterus erpetoideus and Erpetoichthys calabaricus were two names proposed for the same taxon; Swinney & Heppell 1982 [ref. 20746] serve as first revisers selecting Erpetoichthys calabaricus. •Objective synonym of Erpetoichthys calabaricus Smith 1865 -- (Moritz & Britz 2019:[6] [ref. 36886]). Current status: Synonym of Erpetoichthys calabaricus Smith 1865. Polypteridae. Habitat: freshwater.