Proavis

See also: proavis and Pro-Avis

English

Hypothetical reconstruction of a running Proavis.
Hypothetical reconstruction of a winged Proavis.

Alternative forms

Etymology

From pro- (prior) +‎ Latin avis (bird)

Noun

Proavis (plural Proaves)

  1. (paleontology) Any of various hypothetical extinct species or taxons that were coined in the early 20th century in an attempt to support and explain the hypothetical evolutionary steps and anatomical adaptations leading from non-avian theropod dinosaurs to birds.

See also