abdominalis, Hippocampus Lesson [R. P.] 1827:127 [Bulletin des Sciences Naturelles et de Géologie (Férussac), Paris v. 11 (art. 92); ref. 17507] New Zealand. Syntypes: MNHN 0000-6090 (1), 0000-9207 (2, dry). Type catalog: Bertin & Estève 1950:51-52 [ref. 19576]. Also described as new in Lesson 1828:411 [ref. 2775]. •Valid as Hippocampus abdominalis Lesson 1827 -- (Paxton et al. 1989:421 [ref. 12442], Paulin et al. 1989:166 [ref. 24556], Sakamoto in Amaoka et al. 1990:231 [ref. 16024], Paulin & Roberts 1992:65 [ref. 24625], Kuiter 1993:97 [ref. 23929], Gomon et al. 1994:447 [ref. 22532], Gomon 1997:246 [ref. 22842], Kuiter 1997:74 [ref. 25488], Lourie et al. 1999:69 [ref. 23993], Kuiter 2001:322 [ref. 25900], Mehanna & Al-Mahdawi 2006:125 [ref. 36858], Paxton et al. 2006:825 [ref. 29073], Kuiter 2009:52 [ref. 30404], Stewart 2015:1055 [ref. 34254], Lourie 2016:84 [ref. 34505], Lourie et al. 2016:13 [ref. 34632], Hamilton et al. 2016:Supplement 1 [ref. 35615], Short et al. 2019:117 [ref. 36532]). Current status: Valid as Hippocampus abdominalis Lesson 1827. Syngnathidae: Syngnathinae. Distribution: Southeastern Indian Ocean, southwestern Pacific: Australia and New Zealand. Habitat: brackish, marine.