superorder Labyrinthodonta
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| Noun | 1. | superorder Labyrinthodonta - extinct amphibians typically resembling heavy-bodied salamanders or crocodiles and having a solid flattened skull and conical teeth; Devonian through Triassic 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 labyrinthodont - an amphibian of the superorder Labyrinthodontia order Stereospondyli, Stereospondyli - formerly a suborder of Stegocephalia; amphibia having vertebrae whose component elements are fused into a single piece; "most vertebrates are stereospondylous" order Temnospondyli, Temnospondyli - formerly a suborder of Stegocephalia; large Carboniferous and Permian amphibians having vertebrae in which some elements remain separate |
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