arnoldorum, Hemirhamphus Curtiss [A.] 1938:42 [A short zoology of Tahiti in the Society islands; ref. 18057] Lagoon near Tautira, Tahiti, Society Islands [French Polynesia, South Pacific]. No types known. Original genus is correctly Hemiramphus. •Synonym of Hyporhamphus acutus (Günther 1872) -- (Collette 1974:118 [ref. 12723]). •Synonym of Hyporhamphus acutus (Günther 1872), subspecies acutus -- (Parin et al. 1980:90 [ref. 6895], Collette 2004:6, 23 [ref. 27583]). Current status: Synonym of Hyporhamphus acutus (Günther 1872). Hemiramphidae. Habitat: marine.