Rhinolepadichthys is a genus of clingfishes native to the Indian and Pacific Oceans. formerly classified within the genus Lepadichthys, as the L. lineatus species complex. It was officially recognized as a distinct genus in 2024. These marine, reef-associated fish typically live commensally on crinoids (feather stars) at depths of . They are characterized by a single adhesive disc and a hardened, often keratinized, cap on their disc papillae.
Species There are currently 4 recognized species in this genus: Rhinolepadichthys geminus (Fujiwara & Motomura, 2021) - Pacific double-line clingfish Rhinolepadichthys heemstraorum (Fujiwara & Motomura, 2021) - Heemstra's clingfish Rhinolepadichthys lineatus (Briggs, 1966) - Double-line clingfish Rhinolepadichthys polyastrous (Fujiwara & Motomura, 2021) - Starry clingfish
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