Oneirodes macronema (Regan & Trewavas, 1932)

Family:  Oneirodidae (Dreamers)
Max. size:  2.7 cm SL (female)
Environment:  bathypelagic; marine; depth range 0 - 1000 m
Distribution:  Eastern Central Atlantic: Off Azores. Western Central Atlantic: Caribbean Sea. Eastern Central Pacific: Off Hawaii.
Diagnosis:  Dorsal soft rays (total): 5-5; Anal soft rays: 4-4. Characterized by having escal morphology: esca with anterior appendage short and stout, not longer than escal bulb, bearing a fringe of filaments on lateral margin near base and a single unbranched filament on anterior margin; stout, forked medial escal appendage, more than three times length of escal bulb, bearing 4-5nshort branches near base; left fork of medial appendage with 2 relatively short branches; unbranched fingerlike posterior escal appendage shorter than escal bulb; lateral and anterolateral escal appendage absent; subopercle short and broad, without indentation on posterodorsal margin; length of ventral fork of opercle 24.2-24.7% SL; ratio of lengths of the dorsal and ventral forks of opercle 0.37-0.45; absence of epibranchial teeth; presence of teeth on pharyngobranchial II; upper jaw teeth 18-38, lower jaw teeth 31-44; teeth on vomer 6-7; dorsal fin rays 5; anal fin rays 4; pectoral fin rays 15-17; head length 40.8-45.4% SL; head depth 33.3-42.2% SL; premaxilla length 29.6-36.3% SL; length of lower jaw 46.3-51.5% SL; length of illicium 15.1-22.2% SL (Ref. 86949).
Biology:  Few specimens (Ref. 10523).
IUCN Red List Status: Data deficient (DD); Date assessed: 11 October 2018 Ref. (130435)
Threat to humans:  harmless


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