hendecacanthus, Quinquarius McCulloch [A. R.] 1915:144, Pl. 26 (figs. 1-3) [Biological Results Endeavour v. 3 (pt 3); ref. 2941] Victoria and Great Australian Bight, Australia, depth 160-300 fathoms. Holotype: AMS E.4606. Paratypes: AMS E.4607 (1), ?QM I.2342 (?). •Synonym of Pentaceros decacanthus Günther 1859 -- (Hardy 1983:200 [ref. 5385], Gomon et al. 1994:635 [ref. 22532], Bray et al. 2006:1315 [ref. 29091]). Current status: Synonym of Pentaceros decacanthus Günther 1859. Pentacerotidae: Pentacerotinae. Habitat: marine.