plural of Costa's hummingbird

Calypte costae, a North American hummingbird.

plural of Costales

plural of levator costae

One of the small deep muscles connecting the ribs to the vertebrae of the posterior spine, that are used to elevate the ribs.

A Native American tribe, one of the Lower Rogue River Athabascan tribes from southwestern Oregon.

present participle of costate

plural of Costain