Description Etmopterus pusillus
Date 1843-1860
Source A history of the fishes of Madeira Lowe, Richard Thomas, 1802-1874 http://www.archive.org/details/historyoffisheso00lowe
Author M. Y.
Location: https://commons.wikimedia.org/wiki/File:Etmopterus_pusillus2.jpg

The smooth lanternshark or slender lanternshark (Etmopterus pusillus) is a species of dogfish shark in the family Etmopteridae, found widely in the Atlantic and Pacific Oceans. The smooth lanternshark forms a species group with the larger blurred lanternshark (E. bigelowi), both of which are distinguished from other members of their family by small, irregularly arranged dermal denticles with a truncated shape. Order: Squaliformes, Family: Etmopteridae.
Synonyms:
Acanthidium pusillum Lowe, 1839
Centrina nigra Lowe, 1834
Etmopterus frontimaculatus Pietschmann, 1907