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article by Theodore Dru Alison Cockerell published 1920 in Proceedings of the United States National Museum
scholarly article by Theodore Dru Alison Cockerell published 1 July 1917 in Annals of the Entomological Society of America
scholarly article by Theodore Dru Alison Cockerell published 1924 in Proceedings of the United States National Museum
article by Theodore Dru Alison Cockerell et al published 1915 in Proceedings of the United States National Museum
article by Theodore Dru Alison Cockerell published 1916 in Proceedings of the United States National Museum
scholarly article by Theodore Dru Alison Cockerell published 1917 in Psyche
article published in 1917
article by Theodore Dru Alison Cockerell published 1 August 1916 in American Journal of Science
scientific article
scholarly article by Theodore Dru Alison Cockerell published 1922 in Proceedings of the United States National Museum
scholarly article by Theodore Dru Alison Cockerell published January 1921 in Annals and Magazine of Natural History
article published in 1902
article by Theodore Dru Alison Cockerell published 1917 in Proceedings of the United States National Museum
scientific article published in 1911
article
scientific article published in Nature
scientific article published in November 1899
scientific article published in August 1905
scientific article published in 1922
article
scientific article published in 1936
scientific article published in 1929
scientific article published in 1900
scientific article published in 1908
article by Theodore Dru Alison Cockerell published August 1907 in Nature
scientific article
article published in 1916
scholarly article published in 1933
article