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44e6f9b23a47040f00bb714a7db21d4f

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Ptilotrypa Ulrich, 1889

Source

Rank

genus

Names

1

species:4856397

in Miller, N. Amer. Geol. Pal. , 320.

Classification

Stictoporellidae Nickles & Bassler, 1900
- Ptilotrypa Ulrich, 1889
  - Ptilotrypa obliquata Ulrich, 1890