larsonae, Acentronura (Idiotropiscis) Dawson [C. E.] 1984:156, Figs. 1-2 [Japanese Journal of Ichthyology v. 31 (no. 2); ref. 5276] Alpha Island, Monte Bello Islands, Western Australia, about 20°26'S, 115°37'E, depth about 3 meters. Holotype: NTM S.10805-001. Paratypes: GCRL 21518 (1). •Valid as Acentronura larsonae Dawson 1984 -- (Dawson 1985:18 [ref. 6541], Allen & Swainston 1988:46 [ref. 25477], Paxton et al. 1989:412 [ref. 12442], Allen 1997:72 [ref. 23977], Paulus 1999:2270 [ref. 24794], Hutchins 2001:26 [ref. 25847]). •Valid as Idiotropiscis larsonae (Dawson 1984) -- (Kuiter 2004:163 [ref. 27782], Paxton et al. 2006:831 [ref. 29073], Kuiter 2009:147 [ref. 30404], Hamilton et al. 2016:Supplement 2 [ref. 35615], Short & Trnski 2021:827 [ref. 38639]). Current status: Valid as Idiotropiscis larsonae (Dawson 1984). Syngnathidae: Syngnathinae. Distribution: North Western Australia: Monte Bello Islands. Habitat: marine.