Nothosaur
The Century Dictionary and Cyclopedia
noun.
A reptile of the family
Nothosauridæ.
the GNU version of the Collaborative International Dictionary of English
noun.
An extinct marine reptile with longer more slender limbs than plesiosaurs and less completely modified for swimming.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
Any of several
extinct
marine
reptiles
, of the order Nothosauroidea, from the
Triassic
period
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
extinct marine reptile with longer more slender limbs than plesiosaurs and less completely modified for swimming
Hypernym
Words that are more generic or abstract
archosaur
archosaurian
archosaurian reptile