Mammals of the Collins-Day South American expedition Osgood, Wilfred Hudson, 1875-1947 creator text book Chicago 1916 1916
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ENG Mammals South America QL1 .F4 v. 10 Publication (Field Museum of Natural History : 1909), 189 0097-5753 ; Publication (Field Museum of Natural History : 1909), Zoological series, v. 10, no. 14 https://www.biodiversitylibrary.org/bibliography/42255 https://www.biodiversitylibrary.org/bibliography/2632 1223212 10.5962/bhl.title.2632