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Studies on the blood of Insects. II and III
Ser new, Vol 19, Page 4
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The North American species of the genus Meromacrus with one new species (Diptera, Syrphidae)
Ser new, Vol 19, Page 20
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A new species of the genus Brachycistus, Fox (Hymenoptera, Aculeata)
Ser new, Vol 19, Page 23
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A new Oiketicus from Texas (Lepid. Psychidae)
Ser new, Vol 19, Page 24
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An interesting new Papilio from Saghalien
Ser new, Vol 19, Page 38
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A new Enicocephalus (Hemiptera-Heteroptera)
Ser new, Vol 19, Page 39
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Ecological observations on Rhynchophora in Southern Pines, N.C
Ser new, Vol 19, Page 40
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California Butterfly Notes.-II
Ser new, Vol 19, Page 44
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On a few Heteroptera from Massachusetts
Ser new, Vol 19, Page 48
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A new North American species of Amiota, Loew (Diptera)
Ser new, Vol 19, Page 51
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The Crane-flies of New York: second supplementary list
Ser new, Vol 19, Page 57
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A new Ankothrips (Thysanoptera) from New Mexico
Ser new, Vol 19, Page 66
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Some annectant Bugs of the superfamily Cimicoidea (Heteroptera)
Ser new, Vol 19, Page 69
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Two new species of Cymus (Hemiptera-Lygaeidae)
Ser new, Vol 19, Page 87
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A new species of Acanthocheila from Bolivia (Hemiptera-Tingitidae)
Ser new, Vol 19, Page 94
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Field notes on western clear-wing moths (Aegeriidae)
Ser new, Vol 19, Page 125
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A note on Aradus debilia Uhler (Hemiptera: Aradidae)
Ser new, Vol 19, Page 145
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On Casnonia plcta Chaudoir and G. suturalis Chaudoir
Ser new, Vol 19, Page 147
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A new North American species of Microvelia (Hem.)
Ser new, Vol 19, Page 164
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A revision of the genus Basildrchia (Rhopalocera: Nymphalidae)
Ser new, Vol 19, Page 166
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Systematic position of Dasygastrae (Hym.)
Ser new, Vol 19, Page 181
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North American species of Borborua Meigen, and Scatophora Robineau-Desvoidy
Ser new, Vol 20, Page 1
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Notes on some North American Corixids from the Southwest
Ser new, Vol 20, Page 17
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Four new Phloeothripidae (Thysanoptera) from New York
Ser new, Vol 20, Page 26
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Descriptions of thirty new species and two new genera of North American Miridae (Hemiptera)
Ser new, Vol 20, Page 33
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Studies of North American Aegeriidae (Lepidoptera)
Ser new, Vol 20, Page 61
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New species of Frankliniella (Thysanoptera)
Ser new, Vol 20, Page 71
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New North American Butterflies
Ser new, Vol 20, Page 84
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New species of Apion and Apteromechus
Ser new, Vol 20, Page 85
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On the distribution of Feralia deceptira McD. (Lepid., Phalaenidae)
Ser new, Vol 20, Page 90
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Note on the sweet-potato leaf-beetle and a related Mexican form
Ser new, Vol 20, Page 91
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Some aquatic Hemiptera having only four nymphal stages
Ser new, Vol 20, Page 93
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On the synonymy of Cerapoda oblita with notes on the type of Agrotis insertans (Lepid., Phalaenidae.)
Ser new, Vol 20, Page 95
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A new Borborid from Maryland (Diptera, Borboridae)
Ser new, Vol 20, Page 97
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An outline of the ecology of Gyrinidae
Ser new, Vol 20, Page 101
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A new Hydrometrid genus from Honduras (Hemiptera)
Ser new, Vol 20, Page 115
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The ailanthus silkworm
Ser new, Vol 20, Page 120
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Notes on New York Thysanoptera, with descriptions of new genera and species. I
Ser new, Vol 20, Page 124
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Collecting Microvelia in Hawaii
Ser new, Vol 20, Page 132
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Eumenes dyscherus H. de Saussure a neotropical, not an African wasp and other notes on synonymy
Ser new, Vol 20, Page 134
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A study of the interrupta-harrisii group of the genus Arctocorixa with descriptions of new species (Hemiptera-Corixidae)
Ser new, Vol 20, Page 141
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Note on the behavior of Leptoglossus oppositus Say
Ser new, Vol 20, Page 148
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Occurrence of Meligethes aeneus Fab. in the United States
Ser new, Vol 20, Page 149
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On the "annectant bugs" of Messrs. McAtee and Malloch
Ser new, Vol 20, Page 159
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The Neuroptera and Mecoptera of Kansas
Ser new, Vol 20, Page 165
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Two new species of Carthasis (Hemiptera, Nabidae)
Ser new, Vol 20, Page 172
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Another gull that secretes honeydew
Ser new, Vol 20, Page 175
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New species of Coleoptera or recent discovery
Ser new, Vol 20, Page 180
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A new North American species of Hydrotaea (Diptera)
Ser new, Vol 20, Page 184
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A note on tropisms in Plea striola Fieber
Ser new, Vol 20, Page 186
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Change in the synonymy of Lepidoptera arising from examination of some types in the Brooklyn Museum (Lepid., Phalaenidae and Pyralidae)
Ser new, Vol 20, Page 189
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A new species of Strigodermella (Coleoptera, Scarabaeidae)
Ser new, Vol 20, Page 200
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Membracidae of Cuba
Ser new, Vol 20, Page 203
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Studies of North American Aegenidae (Lepidoptera)
Ser new, Vol 20, Page 215
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A giant water-strider from Tonkin (Hemiptera, Gerridae)
Ser new, Vol 20, Page 218
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Some Rho-palocera of Eastern United States, including three new forms
Ser new, Vol 20, Page 221
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A new Rhina-cloa and three new species of Lepidop-sallus (Hemiptera, Miridae)
Ser new, Vol 20, Page 225
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Hints on mounting Lepidoptera
Ser new, Vol 20, Page 229