tetrophthalmus, Syngnathus Bleeker [P.] 1858:467 [Natuurkundig Tijdschrift voor Nederlandsch Indië v. 15 (no. 2); ref. 16960] Nova Selma, Cocos-Keeling Islands, Indian Ocean. Holotype (unique): ?RMNH 18388 [ex RMNH 7227]. Bleeker specimens: BMNH 1867.11.28.365 (1), RMNH 7227 (1). •Valid as Phoxocampus tetrophthalmus (Bleeker 1858) -- (Dawson 1977:618 [ref. 1066] with remarks on types, Araga in Masuda et al. 1984:88 [ref. 6441], Dawson 1985:156 [ref. 6541], Paulus 1999:2271 [ref. 24794], Nakabo 2000:522 [ref. 25086], Nakabo 2002:522 [ref. 26001], Allen & Adrim 2003:28 [ref. 26830], Kuiter 2009:268 [ref. 30404], Allen & Erdmann 2012:210 [ref. 31980], Hamilton et al. 2016:Supplement 3 [ref. 35615]). Current status: Valid as Phoxocampus tetrophthalmus (Bleeker 1858). Syngnathidae: Syngnathinae. Distribution: Indo-West Pacific; Cocos-Keeling Islands to Indonesia and the Philippines. Habitat: marine.