Eocypselus

Eocypselus
Temporal range: Early Eocene
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Aves
Clade: Strisores
Order: Apodiformes
Family: Eocypselidae
Genus: Eocypselus
Harrison, 1984
Type species
Eocypselus vincenti
Harrison, 1984
Other species

Eocypselus[1] is a genus of prehistoric birds believed to be ancestral to modern hummingbirds and swifts.[2] Five species of Eocypselus are currently known.[3] Compared with modern apodiforms, it was a better percher and had shorter wing feathers, and might have been nocturnal.[4]

  1. ^ Harrison, C.J.O. (1984). A revision of the fossil swifts (Vertebrata, Aves, suborder Apodi), with descriptions of three new genera and two new species. ;;Meded. Werkgr. Tert. Kwart. Geol.;; 21: 157–177.
  2. ^ Mayr, G. (2010). Reappraisal of Eocypselus – a stem group representative of apodiform birds from the early Eocene of Northern Europe. Palaeobiodiversity and Palaeoenvironments, 90: 395-403.
  3. ^ Mayr, G.; Kitchener, A.C. (2024). "New fossils of Eocypselus and Primapus from the British London Clay reveal a high taxonomic and ecological diversity of early Eocene swift-like apodiform birds". Ibis (advance online publication). doi:10.1111/ibi.13323.
  4. ^ Mayr, Gerald; Kitchener, Andrew C. (2024). "New fossils of Eocypselus and Primapus from the British London Clay reveal a high taxonomic and ecological diversity of early Eocene swift-like apodiform birds". Ibis. doi:10.1111/ibi.13323.