Template:Cope, 1889

• Cope, E.D. 1889. Synopsis of the Families of Vertebrata. The American Naturalist 23(274): 849–877. DOI: 10.1086/275018 BHL  
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Nomenclatural acts

• Date of publication: October 1889

New names

(List may be incomplete)

• Euornithes (n. clad.) [p. 870]
• Prorastomidae (n. fam.) [p. 876]