[6] The following is a Google translation of the original description's French:[7] "Male adult: straight beak, dilated at its base, white, and black at its extremity; round head; green cap, very brilliante has azure reflections; neck, scapular, back, cover caudal fin glossy dark green; throat, front and sides of the neck, ėpi-gastre covered with shiny bright blue scaly feathers, abdomen less blue and green on the sides; downy anal region White; slightly curved grey-black wings; cordate [notched] tail with wide and rounded rectrices, black-blue, the 4 middle ones ashy at their ends; bare black legs."

[6] The turquoise-crowned hummingbird is found in the southern Mexican states of Guerrero, Oaxaca, and Chiapas.

[5] It inhabits a variety of landscapes including arid thorn, tropical deciduous, gallery, and secondary forests.

In general, and like most hummingbirds, that species feeds on a wide variety of flowering plants and also small arthropods.

[1] "Resident populations of broad-billed hummingbird in Mexico might...be impacted by habitat loss, but this has not been studied.