Diaphus Basileusi (Diaphus basileusi), first described by ko, 1984 is a small fish in the family Myctophidae (order Myctophiformes). Adults typically reach 13.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. It occurs in Deep-water waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Data Deficient.
Dorsal spines (total): 0; Dorsal soft rays (total): 15; Anal spines: 0; Anal soft rays: 14 - 15; Vertebrae: 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 .
Behavioural data for Diaphus Basileusi is currently being reviewed.
Marine; bathypelagic; depth range ? - 120 m . Deep-water Indian Ocean: Above the southern crest of the Equator seamount.
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .
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