Class PiscesClass ReptiliaClass Amphibia Class aves
Class Mammalia
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The Vertebrates: Phylum Chordata . Major Classes of Vertebrates Above: Class Amphibia: Includes all amphibians (frogs, toads, salamanders)
Phylum Amphibia
Class Reptilia Class Amphibia. CHORDATA Latin term for chord .
Reptiles and Amphibians of Alabama. Class Amphibia Salamanders Frogs and Toads.
Amphibia – “both lives”
Class Amphibia
Birds avian dinosaurs. Phylum Chordata Subphylum Vertebrata – Class Agnatha – Class Chondrichthyes – Class Osteichthyes – Class Amphibia – Class Reptilia.
Vostok Amphibia