longicaudis, Heptadecanthus Alleyne [H. G.] & Macleay [W.] 1877:343, Pl. 15 (fig. 3) [Proceedings of the Linnean Society of New South Wales v. 1 (pts 3-4); ref. 101] Cape Grenville, Queensland, Australia. Syntypes: AMS I.16356-001 [ex MAMU F820] (3). Type catalog: Stanbury 1969:208 [ref. 19518]. •Synonym of Acanthochromis polyacanthus (Bleeker 1855) -- (Allen 1991:235 [ref. 19344], Allen et al. 2006:1442 [ref. 29090], Parenti 2021:42 [ref. 38418]). Current status: Synonym of Acanthochromis polyacanthus (Bleeker 1855). Pomacentridae: Pomacentrinae. Habitat: marine.