vanuatu, Akihito Watson [R. E.], Keith [P.] & Marquet [G.] 2007:344, Figs. 1-6 [Cybium v. 31 (no. 3); ref. 29348] Ambae Island, stream near Pauls Conservation, Penama Province, Vanuatu. Holotype: MNHN 2006-0771. Paratypes: BLIH 1998020 (4); MNHN 2006-0772 (4), 2006-0773 (7), 2006-0774 (2): ZMA 123447 (1), 123448 (4, 2 c&s). •Valid as Akihito vanuatu Watson, Keith & Marquet 2007 -- (Keith et al. 2008:472 [ref. 29500], Keith et al. 2011:314 [ref. 31023], Keith & Lord 2011:122 [ref. 31730], Keith et al. 2015:32 [ref. 34328]). Current status: Valid as Akihito vanuatu Watson, Keith & Marquet 2007. Oxudercidae: Sicydiinae. Distribution: Vanuatu, South Pacific [amphidromous]. Habitat: freshwater, brackish, marine.