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3 definitions found

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

 Thecodontia
 槽齒目

From: Webster's Revised Unabridged Dictionary (1913)

 The·co·don·ti·a n. pl.  Paleon. A group of fossil saurians having biconcave vertebrae and the teeth implanted in sockets.
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From: WordNet (r) 2.0

 Thecodontia
      n : extinct terrestrial reptiles having teeth set in sockets; of
          the late Permian to Triassic [syn: order Thecodontia]