Steatornithidae

Steatornithidae is an family of birds comprising a single extant species, the oilbird (Steatornis caripensis) and the extinct genus Euronyctibius.^[1]

Steatornithidae
Oilbirds (Steatornis caripensis)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Aves
Clade:	Strisores
Clade:	Vanescaves
Order:	Steatornithiformes Mayr, 2010
Family:	Steatornithidae Bonaparte, 1842
Genera
†Euronyctibius Steatornis

Steatornithidae is currently considered the only member of the order Steatornithiformes, however, in the past, it was classified in the order Caprimulgiformes, along with all other members of the clade Strisores. Prior to the Hackett et al.^[2] phylogeny most taxonomies circumscribed Caprimulgiformes as a paraphyletic comprising the nocturnal strisoreans.