koilomatodon, Syngnathus Bleeker [P.] 1858:10, Pl. 1 (fig. 1) [Acta Societatis Regiae Scientiarum Indo-Neêrlandicae v. 5 (art. 9); ref. 16963] Nagasaki, Japan. Syntypes: BMNH 1867.11.28.353 (1), RMNH 7226 (1). •Synonym of Halicampus grayi Kaup 1856 -- (Dawson 1985:84 [ref. 6541]). Current status: Synonym of Halicampus grayi Kaup 1856. Syngnathidae: Syngnathinae. Habitat: marine.