Class Trilobita Rank Genus | ||
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Family PtychopariidaeMatthew, 1887 Similar Ptychopariida, Dorypygidae, Ptychoparia, Elrathia kingii, Agnostidae | ||
Ptychopariidae is a family of trilobites, containing the following genera:
References
Ptychopariidae Wikipedia(Text) CC BY-SA