Linophryne argyresca Regan & Trewavas, 1932
Linophryne argyresca
photo by Pohl, R.E.

Family:  Linophrynidae (Leftvents)
Max. size:  1.2 cm SL (male/unsexed); 6.1 cm SL (female)
Environment:  bathypelagic; marine; depth range - 1750 m
Distribution:  Eastern Indian Ocean: known only from its type locality, 5°18'N, 90°55'E.
Diagnosis:  Dorsal soft rays (total): 3-3; Anal soft rays: 3-3. Females: bulb of esca with large, oblong, internally silvery, distal prolongation (as long as diameter of bulb) with a terminal cluster of about 7 branched filaments inside a circle of 7 shorter filaments; one each side of bulb at base of distal prolongation a small, distally-fringed lobe; posterior appendage of esca compressed with fringed edge. Barbel with undivided and slightly tapering branches, length of each about 12% SL; at base of a similar, but somewhat distinct, shorter, distal prolongation of the stem, each of these three filamentous endings bearing a few internal photophores. Pointed frontal spines present. Males: pointed sphenotic spines, and a distinct, but weak concentration of subdermal pigment on caudal peduncle (Ref. 42949).
Biology: 
IUCN Red List Status: Data deficient (DD); Date assessed: 11 October 2018 Ref. (130435)
Threat to humans:  harmless


Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.