caudosignatus, Amphilius Skelton [P. H.] 2007:48, Fig. 4 [Zootaxa No. 1578; ref. 29258] Kiené Creek, Motoboi Village, 1°32'S, 13°32'E, upper Ogowe River system, Gabon. Holotype: CUMV 86631. Paratypes: CUMV 80784 (1), 82234 (1), 90864 (1) •Valid as Amphilius caudosignatus Skelton 2007 -- (Skelton 2007:765 [ref. 30030], Thomson et al. 2015:62 [ref. 33879], Thomson & Swartz 2018:298 [ref. 35935], Fermon et al. 2022:153 [ref. 39448]). Current status: Valid as Amphilius caudosignatus Skelton 2007. Amphiliidae: Amphiliinae. Distribution: Western-central Africa: Ogowe River (Gabon) endemic. Habitat: freshwater.