filicauda, Monacanthus Günther [A.] 1880:50, Pl. 23 (fig. D) [Report on the shore fishes procured during the voyage of H. M. S. Challenger in the years 1873-1876 v. 1 (pt 6); ref. 2011] South of New Guinea, Challenger station 188, depth 28 fathoms. Syntypes: BMNH 1879.5.14.391-394 (4). Hutchins 2001 placement in Arotrolepis is in error; the type species of Arotrolepis he places in Paramonacanthus. •Valid as Paramonacanthus filicauda (Günther 1880) -- (Hutchins 1977:56 [ref. 2283], Allen & Swainston 1988:152 [ref. 25477], Allen 1997:242 [ref. 23977], Johnson 1999:754 [ref. 25471], Hutchins 2001:48 [ref. 25847], Allen et al. 2006:1893 [ref. 29098], Larson et al. 2013:234 [ref. 32988]). •Valid as Arotrolepis filicauda (Günther 1880) -- (Hutchins 2001:3937 [ref. 26316], Hutchins 2008:826 [ref. 30658], Matsuura 2014:11 [ref. 33516] but misspelled Artrolepis, Gloerfelt-Tarp & Kailola 2022:297 [ref. 41223]). Current status: Valid as Arotrolepis filicauda (Günther 1880). Monacanthidae. Distribution: Eastern Indian Ocean, western Pacific: northern Australia and southern Papua New Guinea. Habitat: marine.