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T. H. Patton, and B. E. Taylor

1973

Article

Bulletin of the American Museum of Natural History 150(4):

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Taxa discussed in this work:

• Paratoceras wardi
• Protoceras nasutus
• Protoceras neatodelpha
• Protoceras skinneri

Taxonomy:

• Calops consors belongs to Protoceras celer - Patton and Taylor (1973)
• Calops cristatus belongs to Protoceras celer - Patton and Taylor (1973)
• Calops belongs to Protoceras - Patton and Taylor (1973)
• Paratoceras wardi belongs to Paratoceras - Patton and Taylor (1973)
• Protoceras comptus belongs to Protoceras celer - Patton and Taylor (1973)
• Protoceras nasutus belongs to Protoceras celer - Patton and Taylor (1973)
• Protoceras neatodelpha belongs to Protoceras - Patton and Taylor (1973)
• Protoceras skinneri belongs to Protoceras - Patton and Taylor (1973)