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3 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 Pterosauria
 翼龍目

From: Webster's Revised Unabridged Dictionary (1913)

 Pter·o·sau·ri·a n. pl.  Paleon. An extinct order of flying reptiles of the Mesozoic age; the pterodactyls; -- called also {Pterodactyli}, and {Ornithosauria}.
 Note: ☞ The wings were formed, like those of bats, by a leathery expansion of the skin, principally supported by the greatly enlarged outer or “ little” fingers of the hands. The American Cretaceous pterodactyls had no teeth. See Pteranodontia, and Pterodactyl.
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From: WordNet (r) 2.0

 Pterosauria
      n : extinct flying reptiles: pterosaurs [syn: order Pterosauria]