Natural history. A manual of zoölogy for schools, colleges, and the general reader - Tenney, Sanborn, 1827 -1877 (Scribner & co, 1867)

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The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1993)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1999)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1889)

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Natuurkundig tijdschrift voor Nederlandsch Indië - Koninklijke Natuurkundige Vereeniging in Nederlandsch Indië. (Lange, 1905)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1944)

Neither a rodent nor a platypus : a reexamination of Necrolestes patagonensis Ameghino - Asher, Robert J. (American Museum of Natural History, 2007)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1887)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1897)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1899)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1912)

A new family of large omnivorous bats (Mammalia, Chiroptera) from the late Eocene of the Fayum Depression, Egypt, with comments on use of the name "Eochiroptera" - Simmons, Nancy B. (American Museum of Natural History, 2016)

The New Mexico botanist - New Mexico State University. Cooperative Extension Service. (Range Science Herbarium and Cooperative Extension Service, 2010)

The New Mexico botanist - New Mexico State University. Cooperative Extension Service. (Range Science Herbarium and Cooperative Extension Service, 2015)

A new montane species of spiny pocket mouse (Rodentia, Heteromyidae, Heteromys) from northwestern Costa Rica - Timm, Robert M. (American Museum of Natural History, 2006)

New records of mammals from western Oklahoma - Roehrs, Zachary P. (Museum of Texas Tech University, 2008)

A new species of Cryptotis (Insectivora, Soricidae) from northern Peru - Pacheco, Víctor (American Museum of Natural History, 1997)

A new species of Microgale (Insectivora, Tenrecidae) from eastern Madagascar with an unusual dentition - Jenkins, Paulina D. (American Museum of Natural History, 1993)

A new species of Microgale (Insectivora, Tenrecidae) from northeastern Madagascar - Jenkins, Paulina D. (American Museum of Natural History, 1988)

... New species of North American Coleoptera - LeConte, John L. (John Lawrence), 1825 -1883 (Smithsonian institution, 1863)

A new species of spiny pocket mouse (Heteromyidae, Heteromys) endemic to western Ecuador - Anderson, Robert P. (American Museum of Natural History, 2002)

A new species of sucking louse (Insecta, Anoplura) from a montane forest rat in central Sulawesi, and a preliminary interpretation of the sucking louse fauna of Sulawesi - Musser, Guy G. (American Museum of Natural History, 1991)

A new species of Thomasomys (Rodentia, Muridae) from eastern Ecuador, with remarks on mammalian diversity and biogeography in the Cordillera Oriental - Voss, Robert S. (American Museum of Natural History, 2003)

Nomenclatoris zoologici index universalis : continens nomina systematica classium, ordinum, familiarum et generum animalium omnium ... homonymiis plantarum - Agassiz, Louis, 1807 -1873 (Sumptibus Jent et Gassman, 1848)

Norges pattedyr - Collett, Robert, 1842 -1913 (H. Aschehoug & Co. (W. Nygaard), 1911)

Norges pattedyr - Collett, Robert, 1842 -1913 (H. Aschehoug & Co. (W. Nygaard), 1912)

Normentafeln zur Entwicklungsgeschichte der Wirbelthiere ... - Keibel, Franz, 1861 -1929 (G. Fischer, 1905)

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North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1904)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1918)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1926)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1931)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1947)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1959)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1968)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1969)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1975)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1981)

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Notes on Eocene Mammalia and Mollusca from Tabernacle Butte, Wyoming - McKenna, Malcolm C. (American Museum of Natural History, 1962)

Notes on some mammals of north-central Texas - Jones, Clyde, 1935 - (Texas Tech University Press, 1987)

Noteworthy records of Shrews from the Panhandle of Texas - Bradley, Robert D. (Museum of Texas Tech University, 2016)

Nuovi annali delle scienze naturali (1840)

Nuovi annali delle scienze naturali (1851)

Nyt magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl, 1897)

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Occasional papers - Texas Tech University. Museum, (The Museum, 1979)

Occasional papers - Texas Tech University. Museum, (The Museum, 1984)

Occasional papers - Texas Tech University. Museum, (The Museum, 1985)

Occasional papers - Texas Tech University. Museum, (The Museum, 1986)

Occasional papers - Texas Tech University. Museum, (The Museum, 1987)

Occasional papers - Texas Tech University. Museum, (The Museum, 1988)

Occasional papers - Texas Tech University. Museum, (The Museum, 1989)

Occasional papers - Texas Tech University. Museum, (The Museum, 1990)

Occasional papers - Texas Tech University. Museum, (The Museum, 1991)

Occasional papers - Texas Tech University. Museum, (The Museum, 1992)

Occasional papers - Texas Tech University. Museum, (The Museum, 2001)

Occasional papers - Texas Tech University. Museum, (The Museum, 2002)

Occasional papers - Texas Tech University. Museum, (The Museum, 2009)

Occasional papers - Texas Tech University. Museum, (The Museum, 2020)

Occasional papers - Texas Tech University. Museum, (The Museum, 1982)

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Occasional papers of the Museum of Natural History, the University of Kansas - University of Kansas. Museum of Natural History. (The University, 1977)

Occasional papers of the Museum of Natural History, the University of Kansas - University of Kansas. Museum of Natural History. (The University, 1981)

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Ohrknorpel und äusseres ohr der Säugetiere; eine vergleichend-anatomische Untersuchung - Boas, J. E. V. (Johan Erik Vesti), 1855 -1935 ([Nielsen & Lydiche (A. Simmelkiær)], 1912)

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On the classification of early Tertiary Erinaceomorpha (Insectivora, Mammalia) - Novacek, Michael J. (American Museum of Natural History, 1985)

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Outlines of economic zoölogy - Reese, A. M. (Albert Moore), 1872 -1965 (P. Blakiston's Son & Co, 1919)

Outlines of vertebrate palæontology for students of zoology - Woodward, Arthur Smith, 1864 -1944 (University Press, 1898)

Palaeontographica Americana - Paleontological Research Institution (Ithaca, N.Y.) (Paleontological Research Institution, 1984)

Paleontological research - Nihon Koseibutsu Gakkai (Palaeontological Society of Japan, 1997)

Pamphlets on forestry in West Virginia (1900)

Papers in vertebrate paleontology honoring Robert Warren Wilson - Carnegie Museum of Natural History (Carnegie Museum of Natural History, 1984)