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 in length.
Species
There are currently eight recognized species in this genus:Lucifuga dentata Poey, 1858- Lucifuga gibarensis Lucifuga inopinata Cohen & McCosker, 1998Lucifuga lucayana Møller, Schwarzhans, Iliffe & J. G. Nielsen, 2006 Lucifuga simile Nalbant, 1981Lucifuga spelaeotes Cohen & C. R. Robins, 1970 Lucifuga subterranea Poey, 1858 Lucifuga teresinarum Díaz Pérez, 1988