Diaphus basileusi Becker & Prut'ko, 1984

Family:  Myctophidae (Lanternfishes), subfamily: Diaphinae
Max. size:  13 cm SL (male/unsexed); 16.4 cm SL (female)
Environment:  bathypelagic; marine; depth range - 120 m
Distribution:  Western Indian Ocean: Above the southern crest of the Equator seamount. High Seas only.
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 15-15; Anal spines: 0-0; Anal soft rays: 14-15; Vertebrae: 35-35. Inner row teeth of lower jaw considerably enlarged and equidistant from one another; dorsal-nasal gland about equal in size to the trunk photophore, not immersed in tissue underlay, aligned sideways and fully disconnected from ventral-nasal gland; suborbital and anterorbital glands and hook-shaped teeth in posterior part of upper jaw missing (Ref. 43965).
Biology: 
IUCN Red List Status: Data deficient (DD); Date assessed: 25 June 2018 Ref. (130435)
Threat to humans:  harmless


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