HyperDic: subclass_anapsida

English > 1 sense of the expression subclass Anapsida:
NOUNanimalsubclass Anapsida, Anapsidaoldest known reptiles
English > subclass Anapsida: 1 sense > noun 1, animal
Meaningoldest known reptiles; turtles and extinct Permian forms.
SynonymAnapsida
Member ofReptilia, class ReptiliaClass of cold-blooded air-breathing vertebrates with completely ossified skeleton and a body usually covered with scales or horny plates
MembersChelonia, order Chelonia, Testudinata, order Testudinata, Testudines, order Testudinestortoises and turtles
anapsid, anapsid reptilePrimitive reptile having no opening in the temporal region of the skull
Broaderclass(biology) a taxonomic group containing one or more orders
CatalanAnapsida, Anàpsid, anápsidos

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