microcephalus, Lepadogaster Brook [G.] 1890:166, Pl. 7 (figs. 1-4) [Proceedings of the Royal Physical Society of Edinburgh v. 10; ref. 17286] West coast of Scotland. No types known. •Valid as Apletodon microcephalus (Brook 1890) -- (Briggs 1955:26 [ref. 637], Briggs 1973:651 [ref. 7222]). •Synonym of Apletodon dentatus (Facciolà 1887) -- (Briggs in Whitehead et al. 1986:1352 [ref. 13677], Hofrichter 1995:159 [ref. 30502], Bilecenoğlu et al. 2002:56 [ref. 26753], Fricke et al. 2010:96 [ref. 30711]). Current status: Synonym of Apletodon dentatus (Facciolà 1887). Gobiesocidae: Lepadogastrinae. Habitat: marine.