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Dedicated to Herbert Barker Hungerford (Editor 1933-1940)
Vol 38, Page I, Date 1956-06-01
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A review of the lizards of Costa Rica
Vol 38, Iss 1, Page 3, Date 1956-12-20
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Selective Sensitivity of the Formed Elements of the Blood of the White Rat as Affected by Radium Chloride Injected Intraperitoneally
Vol 38, Page 323, Date 1956-12-20
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Studies on Kansas Mosses II
Vol 38, Iss 3, Page 331, Date 1956-12-20
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Notes on the Vegetation of Southeastern Mount Desert Island, Maine
Vol 38, Iss 4, Page 335, Date 1956-12-20
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Biological and systematic studies of two species of cheyletid mites, with a description of a new species (Acarina, Cheyletidae)
Vol 38, Iss 5, Page 393, Date 1956-12-20
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Comparative Studies of the Thoracic Musculature of Bees.
Vol 38, Iss 6, Page 439, Date 1956-12-20
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Catalogue of the types in the Snow Entomological Museum. Part I (Hymenoptera)
Vol 38, Iss 7, Page 501, Date 1956-12-20
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A Revision of the Bees of the Genus Melissodes in North and Central America. Part II (Hymenoptera, Apidae)
Vol 38, Iss 8, Page 533, Date 1956-12-20
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The Biology and Morphology of Hydrometra martini Kirkaldy
Vol 38, Iss 9, Page 579, Date 1956-12-20
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A Taxonomic Study of the Genus Rhagovelia (Hemiptera, Veliidae) of the Western Hemisphere
Vol 38, Iss 10, Page 695, Date 1956-12-20
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A Supplementary Taxonomic Study of the Genus Rhagovelia (Hemiptera, Veliidae) of the Western Hemisphere. A Deductive Method
Vol 38, Iss 11, Page 915, Date 1956-12-20
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Concerning the relationship of certain neotropical gekkonid lizard genera, with comments on the microscopical structure of their glandular scales
Vol 38, Iss 12, Page 1019, Date 1956-12-20