Hummingbirds (Trochilidae)

Calliope Hummingbird (Stellula calliope) - HBW 5, p. 674

French: Colibri calliope German: Sternelfe Spanish: Colibrí Calíope

Taxonomy: Trochilus (Calothorax) Calliope Gould, 1847, Real del Monte, Hidalgo, Mexico.
Genus sometimes merged into Mellisuga; alternatively lumped into Archilochus. Proposed race lowei (Guerrero) based on a winter specimen, and claimed differences fall within normal variation. Monotypic.

Distribution: SW Canada (C & E British Columbia and SW Alberta) and W USA in Rocky Mts and Sierra Nevada (Washington to California and E to Wyoming and W Colorado). Winters in WC & SC Mexico (SE Sinaloa to EC Oaxaca).