Cottunculus spinosus is a species of fish in the blobfish family Psychrolutidae. It is found in the south-eastern Atlantic Ocean off South Africa at depths of .Nelson, J.S., 1986. Psychrolutidae. p. 491-492. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin
Description This species reaches a length of .
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