Template:Alvarenga, 1993

• Alvarenga, H. 1993. Paraphysornis novo gênero para Physornis brasiliensis Alvarenga, 1982 (Aves: Phorusrhacidae). Anais da Academia Brasileira de Ciências 65: 403–406. [not seen]  
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Nomenclatural acts

• Date of publication: 1993

New names

(List may be incomplete)

• Paraphysornis (gen. nov.)