Cataetyx laticeps
No common name
NS
GNR
Collection Details
Specimens
Photos
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Records
Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Ophidiiformes (Pearlfishes and others)
Bythitidae (Viviparous Brotulas)
Cataetyx
Cataetyx laticeps
Description
This species account was compiled from
Composite (multiple sources) (McEachran, J.D. and J.D. Fechhelm. Fishes of the Gulf of Mexico. University of Texas Press, Austin.)
and processed using AI-assisted text extraction.
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Characters
Relatively slender, tapers posteriorly, with a blunt knob buried in skin behind posterior nostril and a strong opercular spine. Snout strongly depressed and projects slightly beyond lower jaw. Eye small and directed dorsolaterally. Teeth occur in jaws, vomer, and palatine. Vomerine tooth patch triangular. First gill arch has three gill rakers. Branchiostegal rays number 8. Head is 25%, snout length is 5.4%, eye diameter is 2%, predorsal length is 35.1%, preanal length is 56.3%, body depth is 13.5%, and length of pelvic fins is 7.5% of SL. Pectoral fin broad based and has short peduncle and 22 to 29 rays. Dorsal fin originates posterior to pectoral fin base and has 91 to 107 rays. Pelvic fin consists of 1 filamentous ray. Anal fin has 74 to 87 rays, and caudal fin has 8 to 11 rays. Head and body are scaled. Vertebrae number 60 or 61.
Color is dark brown.
Distribution
Gulf of Mexico
Gulf of Mexico
Habitat Associations
Atlantic Ocean between 1,050 and 2,830 m
Biology
Maximum known size is 650 mm TL
Uncommon bathydemersal or benthopelagic species (Ref. 34024). Viviparous (Ref. 4758).
Reproductive mode: dioecism; fertilization: internal (oviduct); bearers (internal live bearers).
IUCN Red List Status: Least Concern (LC), assessed 2014-07-08. Resilience: Low (Preliminary K or Fecundity.).
Phylogeny and Morphologically Similar Fishes
Distinguished from other species of the family by the combination of characters described
Commercial or Environmental Importance
Fisheries: of no interest.
References
Koefoed 1927
Cohen and Nielsen 1978
Nielsen 1986a
Cohen 1986e
Breder, C.M. and D.E. Rosen (1966) Modes of reproduction in fishes. T.F.H. Publications, Neptune City, New Jersey. 941 p.
Nielsen, J.G. (1986) Bythitidae. p. 1153-1157. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the North-eastern Atlantic and the Mediterranean. FAO, Paris. Vol. 3.
Cohen, D.M. (1986) Bythitidae. p. 354-356. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin.
Nielsen, J.G., D.M. Cohen, D.F. Markle and C.R. Robins (1999) Ophidiiform fishes of the world (Order Ophidiiformes). An annotated and illustrated catalogue of pearlfishes, cusk-eels, brotulas and other ophidiiform fishes known to date. FAO Fish. Synop. 125(18):178p. Rome: FAO.
McEachran, J.D. and J.D. Fechhelm (1998) Fishes of the Gulf of Mexico. Volume 1: Myxiniformes to Gasterosteiformes. University of Texas Press, Austin. 1112p.
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