Barathronus bicolor
No common name
Collection Details
Specimens
Photos
There are no photos available for this taxon yet.
Records
Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Ophidiiformes (Pearlfishes and others)
Aphyonidae
Barathronus
Barathronus bicolor
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.
It may contain errors in spelling, punctuation, or formatting.
When citing, please reference the original source rather than this page.
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Characters
Slender and compressed body; large head; very oblique mouth; vertebrae number 70 to 75; 31 to 35 trunk vertebrae; 38 to 41 tail vertebrae; snout blunt, not projecting beyond lower jaw; anterior and posterior nostrils about midway between upper lip and eye; small, knoblike teeth in premaxilla; lower jaw with small, knoblike teeth along anterior third and large, fanglike teeth in single row along posterior section; vomer with two or three lateral rows of small, blunt teeth between two large, fanglike teeth; 28 to 33 gill rakers on first gill arch; 22 to 25 pectoral fin rays; 65 to 78 dorsal fin rays; 52 to 59 anal fin rays; 9 or 10 caudal fin rays; lateral line papillae on head and along midline of body; mature males with very long penis, no clasper; females with small claspers behind and on either side of genital openings
Colorless, except peritoneum is very dark
Distribution
Western Atlantic in the Gulf of Mexico and the Caribbean Sea
Habitat Associations
Benthic between 366 and 1,406 m
Biology
Maximum known size is 140 mm SL
Fecundity is about 600 eggs; spawning apparently takes place year-round; males mature at about 85 mm SL; females mature at about 90 mm SL
Common species (Ref. 34024).
IUCN Red List Status: Least Concern (LC), assessed 2018-10-09. Resilience: High (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
Grey 1959
Nielsen 1969
Nielsen 1986d
Uyeno et al. 1983
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.
Nielsen, J.G. (2019) Revision of the circumglobal genus Barathronus (Ophidiiformes, Bythitidae) with a new species from the eastern North Atlantic Ocean. Zootaxa 4679(2):231-256. DOI: 10.11646/zootaxa.4679.2.2
Comments On Barathronus bicolor