Hypothetical reconstruction of a runningProavis.

Hypothetical reconstruction of a wingedProavis.

• Pro-Avis

Frompro-(“prior”) +‎Latinavis(“bird”)

Proavis (pluralProaves)

1. (paleontology) Any of varioushypothetical extinct species or taxons that were coined in the early 20th century in an attempt to support and explain the hypotheticalevolutionary steps and anatomical adaptations leading fromnon-avian theropod dinosaurs tobirds.

• Proavis on Wikipedia.Wikipedia
• †Archaeopteryx

• English terms derived from Latin
• English terms prefixed with pro-
• English lemmas
• English nouns
• English countable nouns
• English nouns with irregular plurals
• en:Paleontology

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