We found 3 definitions of diapsids from 2 different sources.
NounPlural: diapsids |
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diapsid - reptile having a pair of openings in the skull behind each eye | ||
diapsid reptile | ||
anapsid, anapsid reptile primitive reptile having no opening in the temporal region of the skull; all extinct except turtles | ||
reptile, reptilian any cold-blooded vertebrate of the class Reptilia including tortoises, turtles, snakes, lizards, alligators, crocodiles, and extinct forms | ||
sphenodon punctatum, tuatara only extant member of the order Rhynchocephalia of large spiny lizard-like diapsid reptiles of coastal islands off New Zealand | ||
saurian any of various reptiles of the suborder Sauria which includes lizards; in former classifications included also the crocodiles and dinosaurs | ||
archosaur, archosaurian, archosaurian reptile extinct reptiles including: dinosaurs; plesiosaurs; pterosaurs; ichthyosaurs; thecodonts | ||
crocodilian, crocodilian reptile extant archosaurian reptile |