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The immature stages of Arctoconopa carbonipes (Alex.) (Diptera: Tipulidae)
Vol 45, Page 1
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Notes on the bionomics and distribution of the genus Stenopalmatus in Central California with the description of a new species (Orthoptera: Gryllacrididae)
Vol 45, Page 4
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A new species of Pseudocloeon from Idaho (Ephemeroptera: Baetidae)
Vol 45, Page 14
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A review of the genus Walshomyia including a new species reared from Cupressus galls in California (Diptera: Cecidomyiidae)
Vol 45, Page 16
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Effects of temperature and other environmental factors on Notonecta undulata Say (Hemiptera: Notonectidae)
Vol 45, Page 20
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The genus Utaperla (Plectopera: Chloroperlidae)
Vol 45, Page 26
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A new subfamily of winter crane flies. (Diptera: Trichoceridae)
Vol 45, Page 51
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Horn's Bruchidae type-material in the Ulke Collection (Coleoptera)
Vol 45, Page 54
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A new species of Dufourea from California (Hymenoptera: Halictidae)
Vol 45, Page 57
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New species of the genus Eurytoma from California (Hymenoptera: Eurytomidae)
Vol 45, Page 60
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Occurrence of Labidura riparia (Pallas) in Baja California, Mexico (Dermaptera: Labiduridae)
Vol 45, Page 64
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Robert Leslie Usinger, 1912-1968
Vol 45, Page 167
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Robert L. Usinger bibliography and list of names proposed
Vol 45, Page 185
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New species of Psenini (Hymenoptera: Sphecidae)
Vol 45, Page 216
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A new Dictya in California, with biological notes (Diptera: Sciomyzidae)
Vol 45, Page 222
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The immature stages of the genus Rhabdomastix (Diptera: Tipulidae)
Vol 45, Page 229
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The location of the holotypes of Bruchus cubiculus Casey and Mylabris wheelocki Blatchley (Coleoptera: Bruchidae)
Vol 45, Page 237
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Occurrence of Exoteleia burkei in the Sierra Nevada (Lepidoptera: Gelechiidae)
Vol 45, Page 238
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First recorded occurrence of the genus Callanthidium in Idaho with notes on three nests of C. formosum (Cresson) (Hymenoptera: Megachilidae)
Vol 45, Page 239
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Two new species of Caloptilia associated with Rhus in California (Lepidoptera: Gracilariidae)
Vol 45, Page 259
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The development of Cactobrosis fernaldialis and Albareda par abates in relation to temperature (Lepidoptera: Pyralidae)
Vol 45, Page 266
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Behavior of Vatesus beetles associated with army ants (Coleoptera: Staphylinidae)
Vol 45, Page 269
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A crossbreeding study of the cedar tree borer, Semanotus ligneus amplus, and the fir tree borer, S. litigiosus (Coleoptera: Cerambycidae)
Vol 45, Page 282
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A new species of Syntropis from Baja California Sur, Mexico with notes on its biology (Scorpionida: Vejovidae)
Vol 45, Page 285
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A new species of crane fly associated with the plant genus Lopezia in Mexico (Diptera: Tipulidae)
Vol 45, Page 291
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The nature of taxonomic data
Vol 45, Page 293
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Records and descriptions of Mexican and Central American Tillomorphini (Coleoptera: Cerambycidae)
Vol 45, Page 303
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Distribution and flights of rare North American desert termites of the genus Amitermes (Isoptera:Termitidae)
Vol 45, Page 320