ansorgii, Phractolaemus Boulenger [G. A.] 1901:6, Pl. 2 [Proceedings of the Zoological Society of London 1901, v. 1 (pt 1) (art. 1); ref. 559] Junction of Ethiop River and Jamieson River, Niger Delta. Syntypes: BMNH 1901.1.28.1-3 (3) and .4 (1, skeleton). •Valid as Phractolaemus ansorgii Boulenger 1901 -- (Thys van den Audenaerde 1984:136 [ref. 6181], Lévêque in Lévêque et al. 1990:190 [ref. 21589], Poll & Gosse 1995:93 [ref. 24781], Stiassny et al. 2021:1687 [ref. 39000], Fermon et al. 2022:134 [ref. 39448]). Current status: Valid as Phractolaemus ansorgii Boulenger 1901. Phractolaemidae. Distribution: Western-central Africa: Nigeria south to Congo, including lower and central Congo River basin. Habitat: freshwater.