- Source: Eocypselus
Eocypselus is a genus of prehistoric birds believed to be ancestral to modern hummingbirds and swifts. Five species of Eocypselus are currently known. Compared with modern apodiforms, it was a better percher and had shorter wing feathers, and might have been nocturnal.
Species
Eocypselus geminus Mayr & Kitchener, 2024
Eocypselus grandissimus Mayr & Kitchener, 2024
Eocypselus paulomajor Mayr & Kitchener, 2024
Eocypselus rowei Ksepka et al., 2013
Eocypselus vincenti Harrison, 1984
See also
Dinosaur coloration