Cataetyx laticeps is a species of fish in the family Bythitidae (viviparous brotulas).
Description Cataetyx laticeps is dark brown in colour, and has a broad head, as indicated by the specific name laticeps, with a maximum length of and eyes on the dorsolateral. It has 98–107 dorsal soft rays, 75–83 anal soft rays, 8 branchiostegal rays and 60 or 61 vertebrae.
Habitat Cataetyx laticeps is benthopelagic or bathydemersal, living at depths of . It lives in the Atlantic Ocean, Gulf of Mexico and Mediterranean Sea.
Behaviour Cataetyx laticeps reproduces viviparously and is an obligate lecithotrophic live-bearer.
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