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The Growth of Insect Blood Cells in Vitro
Vol 24, Page 1
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Notes on Rearing Insects for Experimental Purposes and Life-History Work
Vol 24, Page 7
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Notes on North American Tingidæ (Hemiptera)
Vol 24, Page 13
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The North American Ants Described by Asa Fitch
Vol 24, Page 26
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A New Malayan Ant of the Genus Prodiscothyrea
Vol 24, Page 29
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Anthocyanin in Pterocomma Smithiæ
Vol 24, Page 30
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Descriptions of a Few New Diaphorus From the Western States (Diptera)
Vol 24, Page 33
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Arthropods in Burmese amber
Vol 24, Page 40
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Distributional Notes on New England Odonata
Vol 24, Page 45
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Cycloleppteron Theobald (Diptera: Culicidae)
Vol 24, Page 53
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Notes on New England Tachinidae, with the description of one new genus and two new species
Vol 24, Page 54
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The Specific Differences Between Apantesis Nais Drury, A. Vittata Fabr. And A. Phalerata Harris
Vol 24, Page 59
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The Habit of Leaf-Oviposition Among the Parasitic Hymenoptera
Vol 24, Page 63
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Key to the Species of Leptoglossus Guer Occurring North of Mexico (Heteroptera; Coreidæ)
Vol 24, Page 69
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The life-history of Mesovelia mulsanti White
Vol 24, Page 73
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Notes on Aphids
Vol 24, Page 84
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An Interesting Manuscript
Vol 24, Page 87
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The North American Species of Pachyneuron With There New Species (Chalcid-Flies)
Vol 24, Page 88
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New miscellaneous chalcid-flies from North America
Vol 24, Page 91
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A new species of the genus |Mymar| from the woods of Maryland with an important descriptive note
Vol 24, Page 99
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A Metallic Species of Cirrospllopsis From Maryland (Hymenoptera Eulophidæ)
Vol 24, Page 100
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A New Species of Closterocerus From California (Hymenoptera Eulophidæ)
Vol 24, Page 101
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A New Genus of Subgenus of Pachyneurine Chalcid-Flies
Vol 24, Page 102
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Eight new Mallophaga of the genus Lipeurus from North American birds
Vol 24, Page 105
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Notes on Some New Species of the Genus Dioctria (Asilidæ)
Vol 24, Page 117
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New Social Bees
Vol 24, Page 120
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Synoptic Keys to the Lygæidæ (Hemptera) of the United States
Vol 24, Page 128
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Five New Species of North American Tachinidæ
Vol 24, Page 137
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Notes on the habits of the snow-fly (Chionea)
Vol 24, Page 142
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A new species of Criorhina from New England
Vol 24, Page 153
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Notes on Tingidæ
Vol 24, Page 155
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Book Reviews
Vol 24, Page 161
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Note of Correction (Hemiptera)
Vol 24, Page 164
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The Temporary Social Parasitism of Lasius Subumbratus Viereck
Vol 24, Page 167
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Notes on the Marriage Flights of Some Sonoran Ants
Vol 24, Page 177
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The Pleometrosis of Myrmecocystus
Vol 24, Page 180
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The Distribution of the Nose Fly and Other Species of Gastrophilus in the United States
Vol 24, Page 182
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Preliminary experiments with sodium flouride and other insecticides against biting and sucking lice
Vol 24, Page 187
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Geometrid Notes
Vol 24, Page 190
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Note on the Ichneumonid genera Cyanocryptus and Lamprocryptus
Vol 24, Page 191
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Note on the Adult Habits of Some Hymenopterous Egg-Parasites of Orthoptera and Mantoidea
Vol 24, Page 195