Arcos is a genus of clingfishes.
Species There are currently 6 recognized species in this genus: Arcos decoris Briggs, 1969 (Elegant clingfish) Arcos erythrops D. S. Jordan & C. H. Gilbert, 1882 (Rockwall clingfish) Arcos macrophthalmus Günther, 1861 (Padded clingfish) Arcos nudus Linnaeus, 1758 (Clingfish) Arcos poecilophthalmos Jenyns, 1842 (Galapagos clingfish) Arcos rhodospilus Günther, 1864 (Rock clingfish)
References