Plating and pectinirhombs of the Ordovician rhombiferan Plethoschisma

C. D. Sumrall, and J. Sprinkle

1995

Article

Journal of Paleontology 69(4):772-779

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Taxa discussed in this work:

• Deltacystinae
• Pleurocystitinae

Taxonomy:

• Coopericystis pyriformis belongs to Coopericystis - Sumrall and Sprinkle (1995)
• Pleurocystitinae belongs to Pleurocystitidae - Sumrall and Sprinkle (1995)
• Pleurocystites belongs to Pleurocystitinae - Sumrall and Sprinkle (1995)
• Pygecystis belongs to Pleurocystitinae - Sumrall and Sprinkle (1995)
• Deltacystinae belongs to Pleurocystitidae - Sumrall and Sprinkle (1995)