Archosaurian
The Century Dictionary and Cyclopedia
Of or relating to the
Archosauria.
noun.
A member of that group.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
archosaur
.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adjective.
of or relating to reptiles of the subclass Archosauria
noun.
extinct reptiles including: dinosaurs; plesiosaurs; pterosaurs; ichthyosaurs; thecodonts