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Noun: protoavis
  1. Most primitive avian type known; extinct bird of the Triassic having bird-like jaw and hollow limbs and breastbone with dinosaur-like tail and hind limbs

Type of: bird

Part of: genus Protoavis

Encyclopedia: Protoavis

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Protium
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proto
proto-
protoactinium
protoanthropology
protoarchaeology
protoarcheology
protoavis
protoceratops
protocol
protoctist
protoctist family
protoctist genus
protoctist order
Protoctista
protogeometric
protoheme
protohemin