Book 8,815 Thesis 401 Book Chapter 355 Government Document 298 Conference Proceeding 281 Electronic 103 Journal 79 Unknown 79 Serial 57 Kit 34 Photo 15 Audio 8 Map 8 Manuscript 4 Reference Material 2 see all ...

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Allen, J. A (Joel Asaph), 1838-1921 93 Elliot, Daniel Giraud, 1835-1915 77 Miller, Gerrit S (Gerrit Smith), 1869-1956 76 De Gruyter 66 U.S. Fish and Wildlife Service 58 Audubon, John James, 1785-1851 56 Osgood, Wilfred Hudson, 1875-1947 56 Bewick, Thomas, 1753-1828 46 ebrary, Inc 46 Smithsonian Institution 45 William B. Provine Collection on Evolution and Genetics 43 Hall, E. Raymond (Eugene Raymond), 1902-1986 42 Merriam, C. Hart (Clinton Hart), 1855-1942 42 United States National Park Service 42 Jones, J. Knox 39 Grinnell, Joseph, 1877-1939 38 Bachman, John, 1790-1874 33 Aldrovandi, Ulisse, 1522-1605? 32 EBSCOhost 32 Heller, Edmund, 1875-1939 31 Zoological Society of London 30 British Museum (Natural History) Department of Zoology 29 Clarence J. Marshall Memorial Library Fund 29 Hollister, N (Ned), 1876-1924 28 ProQuest (Firm) 26 Lydekker, Richard, 1849-1915 25 Schaller, George B 25 Godman, John D (John Davidson), 1794-1830 24 Zoological Survey of India 24 Allen, Glover M (Glover Morrill), 1879-1942 23 see all ...

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Electronic books 595 Congresses 338 Identification 329 Classification 309 Pictorial works 259 Conference papers and proceedings 246 Guidebooks 181 Field guides 175 Congress 155 Catalogs and collections 145 Juvenile literature 127 Periodicals 123 Dictionaries 99 Bibliography 85 History 83 Atlases 82 Early works to 1800 73 Handbooks, manuals, etc 70 Laboratory manuals 67 Catalogs 66 Juvenile works 62 Handbooks and manuals 52 Pre-Linnean works 52 Early works 50 Atlas 48 Academic theses 47 Illustrated works 44 Laboratory Manual 40 Terminology 40 Scientific atlases 38 see all ...

19th century 45 Early works to 1800 20 Quaternary 19 Cenozoic 15 1785-1851 14 Pleistocene 14 18th century 13 From 2 million years ago 13 20th century 11 From 10 thousand to 2 million years ago 8 17th century 7 1900-1999 7 1930- 7 From 65 million years ago 7 Mesozoic 7 1800-1899 6 1725-1803 5 From 65 to 230 million years ago 5 Holocene 5 Neogene 5 Pliocene 5 1522-1605? 4 1707-1788 4 1790-1874 4 1796-1843 4 Pléistocène 4 To 1500 4 1600-1799 3 1753-1828 3 1804-1881 3 see all ...

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