proavian
nounEtymology From pro- + avian.
1
Any of several extinct animals proposed as an evolutionary link between fossil reptiles and fossil birds; a protobird.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
Etymology From pro- + avian.
Any of several extinct animals proposed as an evolutionary link between fossil reptiles and fossil birds; a protobird.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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