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1933

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Bees from the Belgian Congo Some Species of Gronoceras (Megachilidae), T. D. A. Cockerell; Rev. Zool. Bot. Afr.

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Bees from the Belgian Congo The acraensis group of Anthrophora, T. D. A. Cockerell; Rev. Zool. Bot. Afr.

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Bees from the Belgian Congo: The Genus Euaspis, Gerstacker, T. D. A. Cockerell; Rev. Zool. Bot. Afr.

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Bees from the Belgian Congo: The Genus Eucara, T. D. A. Cockerell; Rev. Zool. Bot. Afr.

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Bees of the Genus Colletes from South Africa, T. D. A. Cockerell; The Entomologist

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Descriptions and Records of Bees - CXL, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees - CXL, T. D. A. Cockerell; Ann. & Mag. N. Hist.

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Descriptions and Records of Bees - CXLI, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees - CXLII, T. D. A. Cockerell; Ann. & Mag. N. Hist.

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Descriptions and Records of Bees - CXLII, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees - CXLIII, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees - CXLIV, T. D. A. Cockerell; Ann. & Mag. N. Hist.

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Descriptions and Records of Bees - CXLIV, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees - CXLV, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees - CXLVI, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees - CXLVI, T. D. A. Cockerell; Ann. & Mag. N. Hist.

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New Carpenter Bees from South Africa, T. D. A. Cockerell; The Entomologist

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New or Little-Known Western Bees, T. D. A. Cockerell; The Pan-Pacific Entomologist

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Records of African Bees. II, T. D. A. Cockerell; The American Museum of Natural History

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Rocky Mountain Bees - IV, T. D. A. Cockerell; American Musueum Novitates

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Some African Nomiine Bees, T. D. A. Cockerell; Rev. Zool. Bot. Afr.

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Some Bees of the Genus Ctenoplectra from the Belgian Congo, T. D. A. Cockerell; Rev. Zool. Bot. Afr.

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Some Wasp-Like Bees from Guatemala, T. D. A. Cockerell; Psyche

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South African Bees of the Genus Anthophora, T. D. A. Cockerell; Annals and Magazine of Natural History

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The Bees of Australia, T. D. A. Cockerell; Australian Zoologist

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The Excessive Abundance of Certain Bees, T. D. A. Cockerell; The American Naturalist

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The Relationships of Scrapter, A Genus of African Bees, T. D. A. Cockerell; Proceedings of the National Academy of Sciences

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The Subgenus Creightonella of Megachile, T. D. A. Cockerell; Rev. Zool. Bot. Afr.

1932

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Dalle Torre's Genera, O. W. Richards

1931

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Insects from the Miocene (Latah) of Washington, F. M. Carpenter, T. D. A. Cockerell, Clarence H. Kennedy, Thomas E. Snyder, and H. F. Wickham; Annals of the Entomological Society of America

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African Bees of the Family Megachilidae (Gronoceras and Megachilidae) from Liberia and Belgian Congo, T. D. A. Cockerell; Revue de Zoologie et de Botanique Africaines

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A New Bee of the Genus Andrena from Canada, T. D. A. Cockerell; The Canadian Entomologist

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A Peculiar Pangurine Bee from Arizona, T. D. A. Cockerell; Proceedings of the Entomological Society of Washington

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Bees Collected by the Reverend O. Piel in China, T. D. A. Cockerell; American Museum Novitates

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Bees Obtained by Professor Claude R. Kellogg in the Foochow Disctrict, China with New Records of Philippine Bombidæ, T. D. A. Cockerell; American Museum Novitates

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Bees of the Genus Megachile from Africa, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees - CXXIX, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees - CXXV, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees - CXXVI, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees - CXXVII, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees - CXXVIII, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees - CXXX, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Hymenoptera, T. D. A. Cockerell; Annals and Magazine of Natural History

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Heriadine and Related Bees from Liberia and the Belgian Congo (Hymenoptera, Apoidea), T. D. A. Cockerell; Rev. Zool. Bot Afr.

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Rocky Mountain Bees. II, T. D. A. Cockerell; American Museum Novitates

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Some African Bees, T. D. A. Cockerell; Annals and Magazine of Natural History

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Some African Bees of the Genus Nomia, T. D. A. Cockerell; Annals and Magazine of Natural History

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Some Bees Collected by Professor Jacot in China, T. D. A. Cockerell; American Museum Novitates

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Some Notes on Bees of the Genus Andrena, T. D. A. Cockerell; The Canadian Entomologist

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The Bee-genus Crocisaspidia, T. D. A. Cockerell; Annals and Magazine of Natural History

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The Heriadine Bees of Morocco, T. D. A. Cockerell; The Entomologist

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The Wild Bees of Morocco, T. D. A. Cockerell; Journal of the American Museum of Natural History

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Two Genera of Bees New to the Recorded Fauna of Nova Scotia, T. D. A. Cockerell; The Canadian Entomologist

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Rocky Mountain Bees. III, T. D. A. Cockerell and Ruth Sumner; American Museum Novitates

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Biologie de l'Oxybelus Bipunctatus, A. Crèvecoeur; Ann. Soc. Ent. Belge.

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Le Maraudage Occasionnel Tendance au Cleptoparasitisme Chez Divers Psammocharidae (Hym.), A. Crèvecoeur

1930

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Additional Records of Chinese Bees, and One from Usbekistan, T. D.A. Cockerell; The Entomoogist

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African Bees of the Family Anthophoridae, Cheifly from the Belgian Congo and Liberia (Hymenoptera, Apoidea), T. D.A. Cockerell; Rev. Zool. Bot. Atr.

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African Bees of the Family Ctenoplectridae from the Belgian Congo and Liberia (Hymenoptera Apoidea), T. D.A. Cockerell; Rev. Zool. Bot. Atr.

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African Bees of the Family Megachilidae, (Anthidiinae, Serapista and Lithurgus) mainly from Liberia and the Belgian Congo. (Hymenoptera, Apoidea), T. D.A. Cockerell; Rev. Zool. Bot. Afr.

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African bees of the Family Xylocopidae Principally from Liberia and the Belgian Congo, T. D.A. Cockerell; Rev. Zool. Bot. Atr.

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African Bees of the Genus Megachile, T. D.A. Cockerell; Annals and Magazine of Natural History

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African Bees of the Genus Megachile, T. D.A. Cockerell; Annals and Magazine of Natural History

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A New African Genus of Ceratinidae (Hymenoptera, Apoidea), T. D.A. Cockerell; Rev. Zool. Bot. Afr.

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A New Subgenus of Andrenine Bees, T. D.A. Cockerell; The Pan-Pacific Entomologist

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Australian Bees in the Museum of Camparative Zoology, T. D.A. Cockerell; Psyche

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Bees from Mesa Verde, Colorado, in the American Museum of Natural History, T. D.A. Cockerell; American Museum Novitates

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Descriptions and Records of Bees – CXXI, T. D.A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees – CXXII, T. D.A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees – CXXII., T. D.A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees – CXXIII, T. D.A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees – CXXIII., T. D.A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees – CXXIV, T. D.A. Cockerell; Annals and Magazine of Natural History

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New Australian Bees, T. D.A. Cockerell; Memoirs of the Queensland Museum

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Parasites of Mantidæ from New Caledonia, T. D.A. Cockerell; American Museum Novitates

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The Bees of Australia, T. D.A. Cockerell; Austrailian Zoologist

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The Bees of Australia cont., T. D.A. Cockerell; Austrailian Zoologist

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The Genus Nomia, T. D.A. Cockerell; American Museum Novitates

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The Xylocopid or Carpenter Bees of the Phillipine Islands, T. D.A. Cockerell; The Phillipine Journal of Science

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Wasps of the Genus cerceris in the Queensland Museum, T. D.A. Cockerell; Memoirs of the Queensland Museum

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Rocky Mountain Bees. I, T. D.A. Cockerell and Beular Hix Blair; American Museum Novitates

1929

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A New Thynnid Wasp from New Caledonia, T. D. A. Cockerell; Psyche

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Bees, Chiefly Australian Species, Described or Determined by Dr. H. Friese, T. D. A. Cockerell; American Museum Novitates

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Bees from the Australian Region, T. D. A. Cockerell; American Museum Novitates

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Bees in the Australian Museum Collection, T. D. A. Cockerell; Records of the Australian Museum

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Bees in the Queensland Museum, T. D. A. Cockerell; Memoirs of the Queensland Museum

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Descriptions and Records of Bees — CXIV, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees — CXIX, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees — CXV, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees — CXVI, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees — CXVII, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees — CXVIII, T. D. A. Cockerell; Annals and Magazine of Natural History

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Descriptions and Records of Bees — CXX, T. D. A. Cockerell; Annals and Magazine of Natural History

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New Bees from the Mesa Verde National Park, Colorado, T. D. A. Cockerell; Journal of the New York Entomological Society

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Red-Haired Bees from China, T. D. A. Cockerell; The Entomologist

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Some Bees of the Group Trachandrena Robertson (Hymenoptera: Andrenidæ), T. D. A. Cockerell; Annals of the Entomological Society of America

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Some Californian Parasitic Bees, T. D. A. Cockerell; The Pan-Pacific Entomologist

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Some Results of a Journey to Kaieteur Falls, British Guiana, T. D. A. Cockerell; Annals and Magazine of Natural History

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Two New Bees of the Genus Triepeolus, T. D. A. Cockerell and Philip H. Timberlake; The Pan-Pacific Entomologist

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Habits of Perdita Zebrata with Description of Larva, Clarence P. Custer; The Canadian Entomologist