dentatus, Lepadogaster Facciolà [L.] 1887:165, Pl. 3 (fig. 2) [Naturalista Siciliano [Il Naturalista Siciliano, Giornale di scienze naturali] v. 6; ref. 16780] Sicily, Italy, Mediterranean Sea. No types known. Technically a junior synonym of Lepadogaster lineatus Guichenot 1850, Lepadogaster maculatus Guichenot 1850 and Lepadogaster punctatus Guichenot 1850, but treated as valid by prevailing usage; here treated as a nomen protectum. •Synonym of Diplecogaster bimaculatus (Bonnaterre 1788) -- (Briggs 1955:29 [ref. 637]). •Valid as Apletodon dentatus (Facciolà 1887), but a valid subspecies dentatus (Facciolà 1887) -- (Bañón & Maño 2021:63 [ref. 38883]). •Valid as Apletodon dentatus (Facciolà 1887) -- (Briggs in Whitehead et al. 1986:1352 [ref. 13677], Hofrichter 1995:145 [ref. 30502], Hofrichter & Patzner 1997:20 [ref. 23741], Bilecenoğlu et al. 2002:56 [ref. 26753], Fricke 2007:69 [ref. 29022], Fricke et al. 2007:100 [ref. 29533], Vasil'eva 2007:134 [ref. 30517], Fricke et al. 2010:96 [ref. 30711], Brandl et al. 2011:66 [ref. 41586], Parin et al. 2014:471 [ref. 33547], Fricke et al. in Carpenter & De Angelis 2016:2809 [ref. 34618], Fricke & Wirtz 2018:6 [ref. 36380], Artüz & Fricke 2019:554 [ref. 36612], Carneiro et al. 2019:204 [ref. 37250], Kovačić et al. 2020:30 [ref. 37519], Kovačić et al. 2021:55 [ref. 39014], Sahraoui & Refes in Gerovasileiou et al. 2020:343 [ref. 37890]). Nomen Protectum. Current status: Valid as Apletodon dentatus (Facciolà 1887). Gobiesocidae: Lepadogastrinae. Distribution: Mediterranean Sea; Sea of Marmara; northeastern Atlantic: British Isles south to Portugal, including Madeira and Canary Islands. Habitat: marine.