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Fleas of New England
Vol 51, Page 1
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Supplementary Notes on Western Hemisphere Monochamini
Vol 51, Page 13
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New Genera and Species of Chinese Cicadas with Synonymical and Nomenclatorial Notes
Vol 51, Page 19
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The Genus Conotrachelus Dejean (Coleoptera, Curculionidœ) in the North Central United States by Herbert Frederick Schoof
Vol 51, Page 54
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Lipid Nerve Sheaths in Insects and Their Probable Relation to Insecticide Action
Vol 51, Page 55
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Additions to Smith's 1909 Diptera List
Vol 51, Page 70
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Racial Differentiation in Nearctic Species of Dianthidium (Hymenoptera, Apoidea)
Vol 51, Page 71
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New Neotropical Tabanidæ (Diptera)
Vol 51, Page 111
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Insect Behavior to Various Wave Lengths of Light
Vol 51, Page 117
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A Specific Revision of the Genus Metarranthis (Lepidoptera, Geometridæ, Ennominæ)
Vol 51, Page 133
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The Carnivorous Plants by Francis Ernest Lloyd
Vol 51, Page 160
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Notes on Mexican Butterflies, I, Papilionidæ
Vol 51, Page 161
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A Study of a Gynandromorph of Melanoplus mexicanus mexicanus (Sauss.) (Orthoptera)
Vol 51, Page 179
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Two Ways of Song Communication among Our North American Cicadas
Vol 51, Page 185
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A Catalogue of Oregon Coccinellidæ
Vol 51, Page 191
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Records and Descriptions of Neotropical Carne-Flies (Tipulidæ, Diptera), XVI
Vol 51, Page 199
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Effect of Milky Disease on Tiphia Parasites of Japanese Beetle Larvæ
Vol 51, Page 213
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A New Axiocerses from West Africa (Lepidoptera, Lycænidæ)
Vol 51, Page 219
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A Note on the Arizona Erora (Lepidoptera, Lycænidæ)
Vol 51, Page 221
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The Genus Melecta in Eastern North America and Porto Rico (Hymenoptera, Anthophoridæ)
Vol 51, Page 225
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An Insect Lodging House
Vol 51, Page 229
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Notes on the Parasitic Habits of Muscina Stabulans (Fall.) (Diptera, Muscidæ)
Vol 51, Page 233
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Proceedings of the New York Entomological Society
Vol 51, Page 235
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New Spider Records from New York No. 2
Vol 51, Page 238
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Common Insects on Pinyon (Pinus edulis)
Vol 51, Page 239
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Three New Species of Diptera Related to Agromyza pusilla Meig
Vol 51, Page 253
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Synonymy of the Membracidæ of Formosa
Vol 51, Page 265
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Shelter Trees in War and Peace by Ephraim Porter Felt
Vol 51, Page 275
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Practical and Theoretical Aspects of the Species Problem
Vol 51, Page 277
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The Lepidoptera of Nantucket and Marthas Vineyard Islands, Massachusetts by Frank Morton Jones, Charles P. Kimball
Vol 51, Page 284
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The Journal of the New York Entomological Society 1893-1942
Vol 51, Page 285
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Revisional Notes on the Danainæ (Supplement)
Vol 51, Page 295
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Unbidden House Guests by Hugo Hartnack
Vol 51, Page 305
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Dune Boy, the Early Years of a Naturalist by Edwin Way Teale
Vol 51, Page 307