tongaensis, Diancistrus Schwarzhans [W.], Møller [P. R.] & Nielsen [J. G.] 2005:149, Figs. 64-65 [The Beagle, Records of the Museums and Art Galleries of the Northern Territory v. 21; ref. 28490] Epi Island, Vanuatu, 16°47'S, 168°21'E, depth 1-10 meters. Holotype: USNM 350484. Paratypes: Many lots at AMS, USNM and ZMUC. Plus non-type material and tentatively assigned specimens. •Valid as Diancistrus tongaensis Schwarzhans, Møller & Nielsen 2005 -- (Fricke et al. 2011:367 [ref. 31242], Møller et al. 2016:Appendix B [ref. 34432] in Dinematichthyidae). Current status: Valid as Diancistrus tongaensis Schwarzhans, Møller & Nielsen 2005. Dinematichthyidae. Distribution: Southwestern Pacific. Habitat: marine.