Search Result for "anapsid": 
Wordnet 3.0

NOUN (1)

1. primitive reptile having no opening in the temporal region of the skull; all extinct except turtles;
[syn: anapsid, anapsid reptile]



WordNet (r) 3.0 (2006):

anapsid
    n 1: primitive reptile having no opening in the temporal region
         of the skull; all extinct except turtles [syn: anapsid,
         anapsid reptile] [ant: diapsid, diapsid reptile]