aterrimus, Hippocampus Jordan [D. S.] & Snyder [J. O.] 1901:14, Pl. 9 [Proceedings of the United States National Museum v. 24 (no. 1241); ref. 2510] Ishigaki Island, Yaeyama Islands, southern Ryukyu Islands, Japan. Holotype: CAS-SU 6516. Paratypes: CAS-SU 6737 (3), USNM 49811 (2). Type catalog: Böhlke 1953:61 [ref. 12291]. •Valid as Hippocampus aterrimus Jordan & Snyder 1901 -- (Sheiko 1983:18 [ref. 37041], Kim & Lee 1995:77 [ref. 22284]). •Synonym of Hippocampus mohnikei Bleeker 1853 -- (Kuiter 2009:115 [ref. 30404]). •Synonym of Hippocampus kuda Bleeker 1852 -- (Lourie et al. 1999:109 [ref. 23993], Lourie et al. 2016:31 [ref. 34632]). Current status: Synonym of Hippocampus kuda Bleeker 1852. Syngnathidae: Syngnathinae. Habitat: marine.