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Observations on distribution and biology of Phlebotomus sandflies from northwestern North America (Diptera: Psychodidae)
Vol 41, Page 1
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Four new stoneflies from California and Oregon (Plecoptera)
Vol 41, Page 5
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A sexual aberration in the red rust flour beetle, Tribolium castaneum (Coleoptera: Tenebrionidae)
Vol 41, Page 13
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A new Phanerotoma from California (Hymenoptera: Braconidae)
Vol 41, Page 17
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Ecbletus, a genus of Staphylinid beetle new to the Nearctic region
Vol 41, Page 44
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Two new species of Macrurohelea from Chile (Diptera: Ceratopogonidae)
Vol 41, Page 46
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Some Chrysomelid beetles from East Asia in the California Academy of Sciences (Coleoptera: Chrysomelidae)
Vol 41, Page 54
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Life history and mating behavior of Tephritis stigmatica (Coquillett) (Diptera: Tephritidae)
Vol 41, Page 73
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A review of Comatomenopon, with descriptions of two new species (Mallophaga: Menoponidae)
Vol 41, Page 80
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Notes on the life history of Notonecta hoffmanni (Hemiptera: Notonectidea)
Vol 41, Page 86
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A new Tricharaea Thomson with unusual variation in male chaetotaxy (Diptera: Sarcophagidae)
Vol 41, Page 90
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A new Phenacoccus from southern California (Homoptera: Coccoidea: Pseudococcidae)
Vol 41, Page 96
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The Thysanoptera of Chile
Vol 41, Page 101
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Synonymy of North American Odynerini described by Peter Cameron
Vol 41, Page 107
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New species of bat bugs of the Cimex pilosellus complex (Hemiptera: Cimicidae)
Vol 41, Page 114
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A revision of the species of the genus Phyllodinarda Wasmann with notes on their behaviour (Coleoptera: Staphylinidae)
Vol 41, Page 121
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New genera and species of North American Cerambycidae (Coleoptera)
Vol 41, Page 141
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Additional biological notes on Megachile concinna Smith in Arizona (Hymenoptera: Megachilidae)
Vol 41, Page 153
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Notes on male territorial behavior in the Galapagos carpenter bee (Hymenoptera: Apidae)
Vol 41, Page 158
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The immature stages of the genus Lipsothrix in the western United States (Tipulidae: Diptera)
Vol 41, Page 165
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Notes on some South African bees (Hymenoptera: Colletidae, Megachilidae)
Vol 41, Page 173
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A new shore-bug from Death Valley, California (Heteroptera: Saldidae)
Vol 41, Page 180
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A new subgenus and species of matinal Andrena from the flowers of Sicyos (Cucurbitaceae) in Mexico (Hymenoptera: Apoidea)
Vol 41, Page 186
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A revised key to the species of Elytroleptus with notes on variation and geographical distribution (Coleoptera: Cerambycidae)
Vol 41, Page 193
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A new genus of Neotropical Anthocoridae that resembles the bed bug (Hemiptera)
Vol 41, Page 200
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Ceracia dentata a parasite of Chimarocephala pacifica pacifica in California (Diptera: Tachinidae and Orthoptera: Acrididae)
Vol 41, Page 204
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A new genus of moss mites from northwestern United States (Acari: Oribatei: Eremaeidae)
Vol 41, Page 259
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New Trichoptera from United States and Mexico
Vol 41, Page 262
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Three new species of the genus Anomiopsyllus (Siphonaptera: Hystrichopsyllidae)
Vol 41, Page 272