Title
The beginning of the age of mammals in South America. Part 1, Introduction : Systematics : Marsupialia, Edentata, Condylarthra, Litopterna and Notioprogonia. Bulletin of the AMNH ; v. 91, article 1
By
Simpson, George Gaylord, 1902-1984
Type
Book
Publication info
1948
Language
English
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