Calothorax

Calothorax is a genus of birds in the hummingbird family Trochilidae.

Calothorax
Lucifer sheartail, Calothorax lucifer
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Aves
Clade:	Strisores
Order:	Apodiformes
Family:	Trochilidae
Tribe:	Mellisugini
Genus:	Calothorax G.R. Gray, 1840
Type species
Ornisma cyanopogon[1] = Cynanthus lucifer Lesson, 1829

Taxonomy

The genus Calothorax was introduced in 1840 by the English zoologist George Robert Gray with the lucifer sheartail as the type species.^[2][3] The name combines the Ancient Greek kalos meaning "beautiful" with thōrax meaning "breast".^[4]

The genus contains two species:^[5]

Genus Calothorax – G.R. Gray, 1840 – two species

Common name	Scientific name and subspecies	Range	Size and ecology	IUCN status and estimated population
Beautiful sheartail	Calothorax pulcher Gould, 1859	southern-central Mexico.	Size: Habitat: Diet:	LC
Lucifer sheartail Male Female	Calothorax lucifer (Swainson, 1827)	southwestern United States, from southwest Texas, extreme southwestern New Mexico to extreme southeastern Arizona, and in central and north Mexico.	Size: Habitat: Diet:	LC