Saccogaster staigeri Cohen & Nielsen, 1972

Family:  Bythitidae (Livebearing brotulas)
Max. size:  9.3 cm SL (male/unsexed); 7.2 cm SL (female)
Environment:  bathydemersal; marine; depth range 201 - 450 m
Distribution:  Western Central Atlantic: east coast of Florida, USA and the Gulf of Mexico; possibly Brazil.
Diagnosis:  Dorsal soft rays (total): 86-88; Anal soft rays: 53-57; Vertebrae: 53-54. This species is distinguished from its congeners by the following set of characters: frontal plate have a pair of small, hidden, sub-dermal spines above and behind eyes; with a small, median, sub-dermal, ethmoidal spine in front of eyes; opercular spine hidden by skin, no preopercular spine; pectoral peduncle is prolonged; anterior gill arch with 3 developed rakers, 1.5-2 times length of gill filaments; palatines with 1tooth row, fang-like teeth on all dentigerous bones; vertebrae, precaudal 13-14 and total 53-54; fin rays, Dl 86-88, A 53-57 and pectoral 18-19; otolith length to height, 2.1, otolith length to colliculum length, 2.8 (Ref. 93007).
Biology:  Rare species (Ref. 34024).
IUCN Red List Status: Least Concern (LC); Date assessed: 11 October 2018 Ref. (130435)
Threat to humans:  harmless


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