The Batrachia of the Permian Period of North America

E. D. Cope

1884

Article

American Naturalist 18(1):26-39

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Taxa discussed in this work:

• Eryops ferricolus
• Eryops reticulatus
• Zatrachys apicalis

Taxonomy:

• Eryops ferricolus belongs to Eryops - Cope (1878)
• Eryops megacephalus belongs to Eryops - Cope (1884)
• Eryops reticulatus belongs to Eryops - Cope (1884)
• Acheloma cumminsi belongs to Acheloma - Cope (1884)
• Anisodexis imbricarius belongs to Anisodexis - Cope (1884)
• Zatrachys serratus belongs to Zatrachys - Cope (1884)
• Zatrachys apicalis belongs to Zatrachys - Cope (1884)
• Cricotidae belongs to Embolomeri - Cope (1884)
• Cricotus belongs to Cricotidae - Cope (1884)
• Cricotus heteroclitus belongs to Cricotus - Cope (1884)
• Cricotus gibsonii belongs to Cricotus - Cope (1884)
• Cricotus belongs to Cricotidae - Cope (1884)