Teleostei (teleosts) >
Lophiiformes (Anglerfishes) >
Thaumatichthyidae (Wolftrap anglers (Ref. 7463), Wolftrap Seadevils (Ref. 86949))
Etymology: Lasiognathus: Greek, 'lasios' = hairy or wooly + Greek, 'gnathos' = jaw (with reference to the huge number of long teeth of the upper jaw) ( Ref. 86949).
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; bathypelagic; depth range 0 - 1265 m (Ref. 27827). Deep-water
Western Atlantic and Southeast Pacific.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 12.9 cm SL (female)
Dorsal soft rays (total): 6 - 7; Anal soft rays: 4 - 5. Escal bulb without membranous anterior crest. Distal escal appendage an elongate, cylindrical stalk, with a small, slender prolongation emerging anteriorly from bases of escal hooks, without lateral serrations or filaments. Posterior escal appendage compressed distally, constricted at base (Ref 27827). Length of illicium 41-53% SL; posterior escal appendage 1.3-3.1% SL, emerging from below escal pore; escal hooks weakly pigmented (Ref. 86949).
Body shape (shape guide): short and / or deep.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Bertelsen, E. and T.W. Pietsch, 1996. Revision of the ceratioid anglerfish genus Lasiognathus (Lophiiformes: Thaumatichthyidae), with the description of a new species. Copeia 1996(2):401-409. (Ref. 27827)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
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