Xyrias guineensis is an eel in the family Ophichthidae (worm/snake eels).Xyrias guineensis at www.fishbase.org. It was described by Jacques Blache in 1975, originally under the genus Ophisurus.Blache, J., 1975 (July) [ref. 7363] Contribution à la connaissance des poissons Anguilliformes de la côte occidentale d'Afrique. 15e note. Bulletin de l'Institut Fondamental d'Afrique Noire (Serie A) Sciences Naturelles v. 37 (no. 3): 708-740. It is a marine, deep water-dwelling eel which is known from Pointe Noire, Congo, in the eastern Atlantic Ocean. It is known to dwell at a depth of , and inhabits burrows formed in sand and mud sediments on the continental shelf. Males can reach a maximum total length of .
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