Archosaurian

1 definition found

From WordNet (r) 2.0 [wn]:

  archosaurian
       adj : of or relating to reptiles of the subclass Archosauria
       n : extinct reptiles including: dinosaurs; plesiosaurs;
           pterosaurs; ichthyosaurs; thecodonts [syn: {archosaur}, {archosaurian
           reptile}]