platifrons, Monocanthus Hollard [H. L. G. M.] 1854:341 [Annales des Sciences Naturelles, Paris (Zoologie) (Sér. 4) v. 2; ref. 18301] King George Sound, Australia. Holotype (unique): MNHN B-2018. Type catalog: Le Danois 1961:525 [ref. 21538], Beaunier et al. 2009:300 [ref. 28887]. Original genus should have been Monacanthus. •Synonym of Nelusetta ayraud (Quoy & Gaimard 1824) -- (Hutchins 1977:56 [ref. 2283] as ayraudi, Allen et al. 2006:1891 [ref. 29098] as ayraudi). Current status: Synonym of Nelusetta ayraud (Quoy & Gaimard 1824). Monacanthidae. Habitat: marine.