order Stegocephalia


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Noun1.order Stegocephalia - in former classifications a division of class Amphibia comprising all pre-Jurassic and some later extinct large salamandriform amphibia
animal order - the order of animals
amphibia, class Amphibia - the class of vertebrates that live on land but breed in water; frogs; toads; newts; salamanders; caecilians