Lucifuga

Lucifuga is a genus of viviparous brotulas. Most of the species are native to caves and sinkholes in Cuba and the Bahamas; L. inopinata from deep water off the Galápagos Islands is the only exception. The four species rated by the IUCN are all considered vulnerable. The largest species in the genus reaches about 15 cm (5.9 in) in length.^[2]

Lucifuga
Lucifuga subterraneus
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Ophidiiformes
Family:	Bythitidae
Subfamily:	Brosmophycinae
Tribe:	Brosmophycini
Genus:	Lucifuga Poey, 1858
Type species
Lucifuga subterraneus Poey 1858[1]
Species
8, see text
Synonyms
Stygicola Gill, 1863

Species

There are currently eight recognized species in this genus:^[2]

• Lucifuga dentata Poey, 1858 (Toothed Cuban cusk-eel)
• Lucifuga gibarensis Hernández, Møller, Casane & García-Machado, 2020^[3]
• Lucifuga inopinata Cohen & McCosker, 1998
• Lucifuga lucayana Møller, Schwarzhans, Iliffe & J. G. Nielsen, 2006 (Lucaya cavebrotula)
• Lucifuga simile Nalbant, 1981
• Lucifuga spelaeotes Cohen & C. R. Robins, 1970 (New Providence cusk-eel)
• Lucifuga subterranea Poey, 1858 (Cuban cusk-eel)
• Lucifuga teresinarum Díaz Pérez, 1988