= proavian, n.
单词 | θ37895 |
释义 | the world > animals > reptiles > extinct reptiles and dinosaurs > [noun] > proavian (between fossil reptile and fossil bird) (2) proavis1907 = proavian, n. proavian1926 A proavian animal. Cf. earlier proavis, n., and protobird n. at proto-, comb._form affix 2a. |
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