Revision of the Paleozoic systems

E. O. Ulrich

1911

Article

Geological Society of America Bulletin 22:281-680

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Taxa discussed in this work:

• Ceratopea
• Ceratopea keithi
• Sinuopea
• Sinuopea sweeti

Taxonomy:

• Ceratopea keithi belongs to Ceratopea - Ulrich (1911)