microcephalus, Ophichthys Day [F.] 1878:665, Pl. 170 (fig. 2) [The fishes of India Part 4; ref. 4887] Malabar, India. Syntypes (3) and/or Day specimens: ZSI 2759 (figured specimen), AMS B.7843 (1, syntype). Type catalog: Whitehead & Talwar 1976:154 [ref. 23762], Ferraris et al. 2000:299 [ref. 25110]. •Valid as Ophichthus microcephalus Day 1878 -- (McCosker 2007:6 [ref. 29192], Vo et al. 2019:12 [ref. 37206], McCosker et al. 2020:33 [ref. 37376], McCosker 2022:124 [ref. 39686], Kodeeswaran et al. 2023:7 [ref. 40457]). Current status: Valid as Ophichthus microcephalus Day 1878. Ophichthidae: Ophichthinae. Distribution: Indo-West Pacific: Malabar (India); Vietnam. Habitat: marine.