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class Reptilia

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ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.class Reptilia - class of cold-blooded air-breathing vertebrates with completely ossified skeleton and a body usually covered with scales or horny platesclass Reptilia - class of cold-blooded air-breathing vertebrates with completely ossified skeleton and a body usually covered with scales or horny plates; once the dominant land animals
Craniata, subphylum Craniata, subphylum Vertebrata, Vertebrata - fishes; amphibians; reptiles; birds; mammals
reptile, reptilian - any cold-blooded vertebrate of the class Reptilia including tortoises, turtles, snakes, lizards, alligators, crocodiles, and extinct forms
Anapsida, subclass Anapsida - oldest known reptiles; turtles and extinct Permian forms
Lepidosauria, subclass Lepidosauria - diapsid reptiles: lizards; snakes; tuataras
Archosauria, subclass Archosauria - a large subclass of diapsid reptiles including: crocodiles; alligators; dinosaurs; pterosaurs; plesiosaurs; ichthyosaurs; thecodonts
subclass Synapsida, Synapsida - extinct reptiles of the Permian to Jurassic considered ancestral to mammals
class - (biology) a taxonomic group containing one or more orders


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