Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1905)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1908)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1910)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1911)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1912)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1913)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1919)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1922)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1923)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1901)

Proceedings-Symposium on Plant-Herbivore Interactions : Snowbird, Utah, August 7-9, 1985 - Intermountain Research Station (Ogden, Utah) (Intermountain Research Station, Forest Service, U.S. Dept. of Agriculture, 1987)

Proceedings : Symposium on the Biology of Artemisia and Chrysothamnus : Provo, Utah, July 9-13, 1984 - Intermountain Research Station (Ogden, Utah) (Intermountain Research Station, Forest Service, U.S. Dept. of Agriculture, 1986)

Proposed route designation in the northern and eastern Mojave Desert : an amendment to the California Desert Conservation Area Plan 1980 - United States. Bureau of Land Management. (U.S. Department of the Interior, Bureau of Land Management, California Desert District, 2004)

Protected Landscapes: experience around the world. Prepared for the International Symposium on Protected Landscapes, Grange-over-Sands, England 5-10 October 1987 (1987)

Protecting forest trees and their seed from wild mammals : a review of the literature - Pacific Northwest Forest; Range Experiment Station (Portland, Or.) (Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1963)

The protection of our native birds - Montgomery, Thomas Harrison, 1873 -1912 (1906)

The protection of pome fruits, 1979–March 1985 : citations from Agricola concerning diseases and other environmental considerations - National Agricultural Library (U.S.) (U.S. Dept. of Agriculture, National Agricultural Library, 1985)

The protection of pome fruits, March 1985-May 1992 : citations from AGRICOLA concerning diseases and other environmental considerations - National Agricultural Library (U.S.) (National Agricultural Library, 1992)

The Prothonotary - Buffalo Ornithological Society. (Buffalo Ornithological Society, 1968)

The Prothonotary - Buffalo Ornithological Society. (Buffalo Ornithological Society, 1977)

The Prothonotary - Buffalo Ornithological Society. (Buffalo Ornithological Society, 1984)

Protozoan parasites of domestic animals and of man - Levine, Norman D. (Burgess Pub. Co, 1961)

Protozoology - Kudo, Richard R. (Richard Roksabro), 1886 -1967 (Thomas, 1939)

Protozoology : a manual for medical men, veterinarians and zoologists - Wenyon, C. M. (Charles Morley), 1878 -1948 (W. Wood, 1926)

A provisional check-list of the mammals of Ontario - Downing, S. C. (Stuart Chalmers), 1911 - (Royal Ontario Museum of Zoology, 1948)

Pseudoscorpions from rodent nests - Hoff, C. Clayton (Clarence Clayton), 1908 - (American Museum of Natural History, 1952)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1947)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1949)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1965)

Publicaciones del Departamento de Zoología - Universidad de Barcelona. Departamento de Zoología. (Ediciones de la Universidad de Barcelona, 1976)

Publicaciones del Departamento de Zoología - Universidad de Barcelona. Departamento de Zoología. (Ediciones de la Universidad de Barcelona, 1983)

Publicaciones del Departamento de Zoología - Universidad de Barcelona. Departamento de Zoología. (Ediciones de la Universidad de Barcelona, 1985)

Publicaciones del Departamento de Zoología - Universidad de Barcelona. Departamento de Zoología. (Ediciones de la Universidad de Barcelona, 1986)

Publication. Zoological series - Field Museum of Natural History. (The Museum, 1909)

Publications - Ontario Fisheries Research Laboratory. (University of Toronto Press, 1922)

Publications in zoology = Publications en zoologie - National Museum of Natural Sciences (Canada) (National Museums of Canada, National Museum of Natural Sciences, 1975)

The quadrat method of studying small mammal populations - Cleveland Museum of Natural History ([Cleveland Museum of Natural History], 1939)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1915)

Quarterly journal of the Florida Academy of Sciences - Florida Academy of Sciences. (Florida Academy of Sciences, 1952)

Quarterly journal of the Florida Academy of Sciences - Florida Academy of Sciences. (Florida Academy of Sciences, 1959)

Quarterly journal of the Florida Academy of Sciences - Florida Academy of Sciences. (Florida Academy of Sciences, 1961)

Quarterly journal of the Florida Academy of Sciences - Florida Academy of Sciences. (Florida Academy of Sciences, 1963)

Quarterly journal of the Florida Academy of Sciences - Florida Academy of Sciences. (Florida Academy of Sciences, 1969)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1894)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1897)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1905)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1923)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1972)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1973)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1976)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1978)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1979)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1981)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1982)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1983)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1984)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1985)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1986)

Rare, sensitive, and threatened species of the greater Yellowstone ecosystem - Clark, Tim W. (Northern Rockies Conservation Cooperative, 1989)

The rat and its relation to the public health - United States. Public Health Service. (Govt. print. off, 1910)

The rat and its relation to the public health - United States. Public Health; Marine Hospital Service. (U.S. G.P.O, 1910)

Rats and mice as enemies of mankind - Hinton, Martin A. C. (Martin Alister Campbell), 1883 -1961 (British Museum, 1918)

Rattlers and people : conserving rattlesnakes in Lethbridge - Alberta. Fish; Wildlife Division. (Alberta Sustainable Resource Development, Fish & Wildlife Division, Resource Data and Species At Risk Section, 2006)

Reading Naturalist. Reading - Reading Natural History Society.

Readings in mammalogy / selected from the original literature and introduced with comments - Anderson, Sydney, 1927 -2018 (Museum of Natural History, University of Kansas, 1970)