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Ptychosphenodon

From Wikipedia, the free encyclopedia

Ptychosphenodon
Scientific classification
Kingdom:
Phylum:
Class:
Genus:
Ptychosphenodon
Species:
P. browni

Ptychosphenodon is an extinct genus of prehistoric amphibian.[1]

See also

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References

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  1. ^ Science Progress in the Twentieth Century. John Murray. 1908. p. 521.