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Trimerorhachoidea
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Trimerorhachoidea

fossil amphibian superfamily

Learn about this topic in these articles:

annotated classification

  • banded fire salamander (Salamandra terrestris)
    In amphibian: Annotated classification

    †Superfamily Trimerorhachoidea (trimerorhachoids)Upper Mississippian to Upper Permian. Flattened skull, shortened preorbital and elongate postorbital regions; palatal openings enlarged.†Clade Eryopoidea (eryopoids)Upper Mississippian to Late Permian. Flattened skull, long preorbital and shortened postorbital

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