Malthopsis

Malthopsis, the gnome batfishes or triangular batfishes, is a genus of marine ray-finned fishes belonging to the family Ogcocephalidae, the deep sea batfishes. The triangular batfishes are distributed throughout the warmer waters of the world, although they are absent from the Eastern Atlantic Ocean. The genus was originally proposed in 1891 by the British naturalist Alfred W. Alcock.

==Taxonomy== Malthopsis was first proposed as a monospecific genus in 1891 by the British physician, carcinologist and naturalist Alfred William Alcock when he described Malthopsis luteus. Alcock gave the type locality of M. lutea as the Andaman Sea at 11°31'40"N, 92°46'06"E, Investigator station 115 from a depth between . This genus is the most basal genus of the "Indo-Pacific clade" of the family Ogcocephalidae. The family Ogcocephalidae is classified in the monotypic suborder Ogcocephaloidei within the order Lophiiformes, the anglerfishes in the 5th edition of Fishes of the World.