The phylogenetic relationships of Cretaceous biting midges, with a key to all known genera (Diptera, Ceratopogonidae) - Borkent, Art, 1953 - (American Museum of Natural History, 2019)

Phylogeny, classification, Mesozoic fossils, and biogeography of the Leiinae (Diptera: Mycetophilidae) / Sarah Siqueira Oliveira, Dalton de Souza Amorim - Amorim, Dalton de Souza, 1958 - (American Museum of Natural History, 2021)

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Potato leaf roll and its insect vectors in the Edmonton District - University of Alberta. Dept. of Entomology. ([University of Alberta], 1945)

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Practical bacteriology, blood work and animal parasitology : including bacteriological keys, zoological tables and explanatory clinical notes - Stitt, E. R. (Edward Rhodes), 1867 -1948 (H.K. Lewis, 1913)

Practical bacteriology, blood work and animal parasitology : including bacteriological keys, zoological tables and explanatory clinical notes - Stitt, Edward Rhodes, 1867 - (P. Blakiston, 1914)

Practical bacteriology, blood work and animal parasitology, including bacteriological keys, zoological tables and explanatory clinical notes - Stitt, Edward Rhodes, 1867 - (P. Blakiston's son and co, 1916)

The practical study of malaria and other blood parasites - Christophers, S. R. (Samuel Rickard), 1873 -1978 (Pub. for the Univ. Press of Liverpool by Williams & Norgate, 1904)

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Preliminary Biological Survey of Five Lakes in the Buffalo Head Hills. February 1970 - Smith, Alan R., 1943 - (Government of Alberta, 1970)

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A preliminary biological survey of waters in the Birch Mountains, Alberta - Alberta. Fish; Wildlife Division. (Fish & Wildlife Division, Dept. of Lands and Forests, 1968)

A preliminary biological survey of waters in the Maybelle River, Keane Creek, Crown Creek, Old Fort River and Richardson River drainages - Alberta. Fish; Wildlife Division. (Fish and Wildlife Division, Dept. of Lands and Forests, 1968)

A preliminary classification of Diptera, exclusive of Pupipara, based upon larval and pupal characters, with keys to imagines in certain families - Malloch, John Russell, 1875 -1963 (1917)

A preliminary list of the insects of the province of Quebec part II –Diptera (two-winged flies) - Beaulieu, Germain, 1870 -1944 (s.n, 1915)

Preoperational investigations of zoobenthos in southeastern Lake Michigan near the Cook nuclear plant - University of Michigan. Great Lakes Research Division. (Great Lakes Research Division, University of Michigan, 1975)

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Proceedings and transactions of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (The Society, 1950)

Proceedings and transactions of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (The Society, 1953)

Proceedings and transactions of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (The Society, 1956)

Proceedings and transactions of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (The Society, 1959)

Proceedings and transactions of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (The Society, 1962)

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Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1981)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1983)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1987)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1992)

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