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A review of the genus Arhaphe Herrich-Schaffer (Hemiptera: Largidae)
Vol 48, Iss 1, Page 1
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Resurrection of Sepedon pacifica Cresson and redescription of Sepedon praemiosa Giglio-Tos with biological notes. (Diptera: Sciomyzidae)
Vol 48, Iss 1, Page 8
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lmmature forms, genitalia, and notes on the biology of Anelaphus albofasciatus Linnell. (Coleoptera: Cerambycidae)
Vol 48, Iss 1, Page 21
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Cytology of some California grasshoppers. 1. Taxonomic considerations
Vol 48, Iss 1, Page 27
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New North American Heterotropinae. (Diptera: Bombyliidae)
Vol 48, Iss 1, Page 37
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The genus Sintoria Hull. (Diptera: Asilidae)
Vol 48, Iss 1, Page 51
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The lost type of Brachinus sallei Chaudoir (Cleoptera: Carabidae)
Vol 48, Page 63
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Observations on the life history of bombardier beetles: mechanism of egg-hatching (Coleoptera: Carabidae)
Vol 48, Iss 1, Page 64
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Oviposition of the California damsel fly, Archilestes californlca MacLachlan
Vol 48, Iss 1, Page 68
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Sound production in Agrilus pulchelus Bland (Coleoptera: Buptrestidae)
Vol 48, Iss 1, Page 69
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Some observations on tarantula behaviour
Vol 48, Iss 1, Page 71
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Further observations of theraphosid tarantula burrows
Vol 48, Iss 1, Page 72
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Mass movement of Sympetrum corruotum (Hagen) (Odonata: Libellulidae) in central California
Vol 48, Iss 1, Page 75
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The Australian sod fly Altermetoponia rubriceps (Macquart) in Martin County, California
Vol 48, Iss 1, Page 76
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Distribution of Enlinia californica (Diptera: Dolichopodidae)
Vol 48, Page 77
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Notes on Bigot's North American type-specimens at the University Museum, Oxford (Diptera: Anthomyiidae, Muscidae)
Vol 48, Iss 2, Page 81
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Review of the genus Cirrhicera Thomson (Coleoptera: Cerambycidae)
Vol 48, Iss 2, Page 86
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The robber-fly Callinicus calcaneus (Loew) as a predator on Andrena omninigra Viereck (Diptera: Asilidae; Hymenoptera: Andrenidae)
Vol 48, Iss 2, Page 94
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Reproductive compatability between two widely separated populations of Pyemotes scolyti (Acarina: Pyemotidae)
Vol 48, Iss 2, Page 97
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A report on the arthropods collected by the Edinburgh University Galapagos lslands Expedition, 1968
Vol 48, Iss 2, Page 100
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A new genus and species of jumping shore beetle from Mexico (Coleoptera: Limnichidae)
Vol 48, Iss 2, Page 108
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A new species of Mystrops from Costa Rica (Coleoptera: Nitidulidae)
Vol 48, Iss 2, Page 116
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A new species of Thaumalea from California (Diptera: Thaumaleidae)
Vol 48, Iss 2, Page 121
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New species of Baetodes from Mexico and Central America (Ephemeroptera: Baetidae)
Vol 48, Iss 2, Page 123
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A review of the Acantametropodinae with a description of a new genus (Ephemeroptera: Siphlonuridae)
Vol 48, Iss 2, Page 136
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Mass movements of Nymphalis californica (Boisduval) in the San Francisco Bay area during 1971 (Lepidoptera: Nymphalidae)
Vol 48, Iss 2, Page 144
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Nesting habits and larva of Pulverro monticola (Hymenoptera: Sphecidae)
Vol 48, Iss 2, Page 145
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A host record for Fedtschenkia (Hymenoptera: Sapygidae)
Vol 48, Iss 2, Page 149
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A new seed inhabiting cerambycid from Costa Rica (Coleoptera)
Vol 48, Iss 2, Page 150
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Bumble bees collected by the California Academy - Lingnan Dawn-Redwood Expedition to central west China, 1948 (Hymenoptera: Apidae)
Vol 48, Iss 3, Page 153
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Foraging and nest provisioning behaviour of the oligolectic bee, Diadasia bituberculata (Hymenoptera: Anthophoridae)
Vol 48, Iss 3, Page 175
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Flower visitation records for butterflies (Lepidoptera)
Vol 48, Iss 3, Page 189
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Notes on the feeding habits of Haemolaelaps glasgowi (Acarina: Laelaptidae)
Vol 48, Iss 3, Page 203
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Larval distribution of Paraclunio alaskensis at Point Pinos sewage outfall, Monterey County, California (Diptera: Chironomidae)
Vol 48, Iss 3, Page 204
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Biology of the zebra caterpillar, Ceramica picta (Lepidoptera: Noctuidae)
Vol 48, Iss 3, Page 208
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Two new California species of Silis. (Coleoptera: Cantharidae)
Vol 48, Iss 3, Page 215
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Notes on dry-season survival in two species of Elmidae (Coleoptera)
Vol 48, Iss 3, Page 218
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New species of the genus Baetodes (Ephemeroptera, Baetidae)
Vol 48, Iss 4, Page 226
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A new species of Rhagonycha from Alaska (Coleoptera: Cantharidae)
Vol 48, Iss 4, Page 242
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A new genus of biting midge from California related to Neurohelea Kieffer. (Diptera, Ceratopogonidae)
Vol 48, Iss 4, Page 244
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Notes and synonomy in Largus Hahn with a key to United States species (Hemiptera: Largidae)
Vol 48, Iss 4, Page 246
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Two new species of Orus from California (Coleoptera: Staphylinidae)
Vol 48, Iss 4, Page 249
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Notes on the caviceps group of the genus Epicauta with descriptions of first instar larvae, (Coleoptera: Meloidae)
Vol 48, Iss 4, Page 253
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Nesting behaviour of Cheyletus eruditus (Acarina: Cheyletidae)
Vol 48, Iss 4, Page 261
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A new species of Leptopteromyia (Diptera: Leptogastridae)
Vol 48, Iss 4, Page 270
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Notes on the biology and larval morphology of Stenodynerus canus canus (Hymenoptera: Eumenidae)
Vol 48, Iss 4, Page 271
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Additional prey records for the forest-dwelling spider wasp, Priocnemis oregona (Hymenoptera: Pompilidae)
Vol 48, Iss 4, Page 277
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Synonomy of the pselaphid beetles Actium retractum and A. hatchi (Coleoptera: Pselaphidae)
Vol 48, Iss 4, Page 278