Ruwenzori expedition, 1934-5 ... - British Museum (Natural History) (Printed by order of the Trustees of the British Museum, 1939)

Ruwenzori expedition, 1934-5 ... - British Museum (Natural History) (Printed by order of the Trustees of the British Museum, 1951)

The Scottish naturalist (T. Buncle & Co. [etc.], 1933)

The Seaside sparrow, its biology and management : proceedings of a symposium held at Raleigh, North Carolina 1-2 October 1981 - U.S. Fish; Wildlife Service (The Survey, 1983)

Seasonal biology of Anopheles, Culex and Culiseta in central Alberta (Diptera: Culicidae) - Hudson, James Edward. (University of Alberta, Dept. of Entomology, 1977)

Seasonal composition of invertebrates in several Oregon streams - Pacific Northwest Research Station (Portland, Or.) (U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 1987)

A Selected bibliography of insect-vascular plant associational studies - Kingsolver, John M. (U.S. Dept. of Agriculture, Agricultural Research Service, 1984)

Selected readings in mammalogy : selected from the original literature and introduced with comments - Anderson, Sydney, 1927 -2018 (Museum of Natural History, University of Kansas, 1976)

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Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1935)

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Sitzungsberichte und abhandlungen der Naturforschenden Gesellschaft zu Rostock - Naturforschende und Medizinische Gesellschaft zu Rostock. (1932)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1943)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1944)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1955)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1959)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1961)

Smithsonian year - Smithsonian Institution (Smithsonian Institution, 1968)

Smithsonian year - Smithsonian Institution (Smithsonian Institution, 1969)

Smithsonian year - Smithsonian Institution (Smithsonian Institution, 1976)

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Some aspects of the biting fly problem in Canadian Sub Arctic Regions - Hocking, Brian, 1914 -1974 (University of Alberta, 1949)

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Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1983)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1984)

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Spixiana. Supplement - Zoologische Staatssammlung München. (Zoologische Staatssammlung München, 1978)

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Spixiana. Supplement - Zoologische Staatssammlung München. (Zoologische Staatssammlung München, 1996)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1989)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1996)

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Springtails from the early Cretaceous amber of Spain (Collembola, Entomobryomorpha), with an annotated checklist of fossil Collembola - Engel, Michael S. (American Museum of Natural History, 2016)

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Studi di uno zoologo sulla malaria - Grassi, Battista, 1854 -1925 (R. Accademia dei lincei, 1901)

A study of purple martins at the northern limit of their breeding range - Finlay, J. Campbell (1968)

A study of the invertebrates and fishes of salt marshes in two Oregon estuaries - Coastal Engineering Research Center (U.S.) (The Center, 1981)

A study of the parasitic nematode genus Tetrameres - Mollhagen, T. R. (Tony Ray) (Texas Tech University Press, 1991)

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Stuttgarter Beiträge zur Naturkunde - Staatliches Museum für Naturkunde in Stuttgart (Das Museum, 1968)

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Stuttgarter Beiträge zur Naturkunde - Staatliches Museum für Naturkunde in Stuttgart (Das Museum, 1969)

Stuttgarter Beiträge zur Naturkunde - Staatliches Museum für Naturkunde in Stuttgart (Das Museum, 1970)

Stuttgarter Beiträge zur Naturkunde - Staatliches Museum für Naturkunde in Stuttgart (Das Museum, 1972)

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Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1933)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1934)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1935)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1937)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1939)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1941)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1945)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1951)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1952)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1957)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1959)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1979)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1981)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1989)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1990)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1991)