Definition of Seymouriamorpha
: an order of Permian Labyrinthodontia comprising generalized forms exhibiting a mixture of amphibian and reptilian characters and possibly on the ancestral line of the true reptiles
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Origin and Etymology of seymouriamorpha
New Latin, from Seymouria, genus of Permian Labyrinthodontia (probably from the name Seymour + New Latin -ia) + -morpha
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