histrix, Hippocampus Kaup [J. J.] 1856:17, Pl. 2 (fig. 5) [Catalogue of lophobranchiate fish in the collection of the British Museum; ref. 2575] Japan. Syntypes: MNHN A-0906 (1), RMNH (1). Type catalog: Bertin & Estève 1950:52 [ref. 19576]. Appeared first without distinguishing features in Kaup 1853:229 [ref. 2569]. Emended to hystrix apparently first by Günther 1870:206 [ref. 1995]. •Valid as Hippocampus histrix Kaup 1856 -- (Kyushin et al. 1982:36 [ref. 19754], Dor 1984:78 [ref. 29757], Araga in Masuda et al. 1984:89 [ref. 6441], Dawson 1986:453 [ref. 5650], Allen & Swainston 1988:46 [ref. 25477] as hystrix, Paxton et al. 1989:421 [ref. 12442], Goren & Dor 1994:20 [ref. 25356], Kim & Lee 1995:76 [ref. 22284], Randall 1995:103 [ref. 22896], Gomon 1997:250 [ref. 22842], Allen 1997:72 [ref. 23977], Larson & Williams 1997:352 [ref. 23967], Lourie et al. 1999:244 [ref. 23766], Myers 1999:89 [ref. 23965], Lourie et al. 1999:101 [ref. 23993], Fricke 1999:151 [ref. 24106], Paulus 1999:2272 [ref. 24794], Nakabo 2000:534 [ref. 25086], Randall & Lim in Randall & Lim 2000:604 [ref. 25122], Hutchins 2001:27 [ref. 25847], Kuiter 2001:333 [ref. 25900], Nakabo 2002:534 [ref. 26001], Choi et al. 2003:233, 555 [ref. 26218], Allen & Adrim 2003:28 [ref. 26830], Myers & Donaldson 2003:617 [ref. 27495], Randall et al. 2004:10 [ref. 27624], Choo & Liew 2004:412 [ref. 28042], Fricke 2004:36 [ref. 28269], Randall 2005:110 [ref. 28239], Mundy 2005:319 [ref. 28379], Mehanna & Al-Mahdawi 2006:126 [ref. 36858], Randall 2007:162 [ref. 30952], Kuiter 2009:88 [ref. 30404], Motomura et al. 2010:86 [ref. 31256], Golani & Bogorodsky 2010:64 [ref. 35264], Lourie 2016:94 [ref. 34505], Lourie et al. 2016:28 [ref. 34632], Zhang et al. 2016:385 [ref. 34762], Hamilton et al. 2016:Supplement 2 [ref. 35615], Han et al. 2017:134 [ref. 35660], Short et al. 2019:117 [ref. 36532]). Current status: Valid as Hippocampus histrix Kaup 1856. Syngnathidae: Syngnathinae. Distribution: Indo-West Pacific. Habitat: marine.