Early Ordovician Mitrates and A Possible Solute (Echinodermata) from the Western United States

C. D. Sumrall, J. Sprinkle, T. E. Guensburg, and B. F. Dattilo

2012

Article

Journal of Paleontology 86(4):595-604

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Taxa discussed in this work:

• Kirkocystidae
• Peltocystida

Taxonomy:

• Peltocystida belongs to Mitrata - Sumrall et al. (2012)
• Anatifopsis belongs to Kirkocystidae - Sumrall et al. (2012)