Linophryne bipennata Bertelsen, 1982

Family:  Linophrynidae (Leftvents)
Max. size:  3.75 cm SL (female)
Environment:  bathypelagic; marine; depth range 0 - 2000 m
Distribution:  Eastern Indian Ocean: known from its type locality, Java Trench, 11°56'07"S, 115°22'02"E (Ref. 42949). Western Central Pacific.
Diagnosis:  Dorsal soft rays (total): 3-3; Anal soft rays: 3-3. Females: esca with a low, distal prolongation of bulb, length about half diameter of bulb, distally subdivided into two blunt tips (posterior tip the larger); on each side of base of distal prolongation a single, compressed filament, length about three times diameter of bulb, with 2-4 short, pointed, side-branches; a low papilliform posterior appendage behind escal pore. Barbel about 25% SL in total length, distally divided at about half length into three main-branches, and, at about half distance between this division and base, with a posterior pair of shorter side-branches; all branches repeatedly divided, each terminal branch with a series of internal photophores and one or more distal filaments. Dense concentration of subdermal pigment on caudal peduncle (Ref. 42949).
Biology:  Males unknown (Ref. 42949).
IUCN Red List Status: Data deficient (DD); Date assessed: 11 October 2018 Ref. (130435)
Threat to humans:  harmless


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