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Geographic variation in natural populations of Speyeria callippe (Boisduval) (Lepidoptera: Nymphalidae)
Vol 61, Iss 1, Page 1
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Aleiodes sp. (Hymenoptera: Braconidae) reared from an anomalous host, an adult of the Eremochrysa punctinervis species group (Neuroptera: Chrysopidae)
Vol 61, Iss 1, Page 24
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Myrmecomorphic Miridae (Hemiptera) on mistletoe: Phoradendrepulus myrmecomorphus, n. gen., n. sp. and a redescription of Pilophoropsis brachypterus Poppius
Vol 61, Iss 1, Page 26
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The life history of Ophraella notulata (F.) on western ragweed, Ambrosia psilostachya De Candolle, in southern California (Coleoptera: Chrysomelidae)
Vol 61, Iss 1, Page 32
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Description of a previously unknown male of Ophrynon levigatus Middlekauff (Hymenoptera: Symphyta: Orussidae)
Vol 61, Iss 1, Page 38
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Occurrence of the cotoneaster webworm, Athrips rancidella in California (Lepidoptera: Gelechiidae)
Vol 61, Iss 1, Page 40
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Life history and biology of Pyrausta orphisalis Walker (Lepidoptera: Pyralidae) on mint in Washington
Vol 61, Iss 1, Page 42
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The first record of the delphacid Liburniella ornata in California (Homoptera: Fulgoroidea)
Vol 61, Iss 1, Page 48
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A new species of Orchesella from Manitoba, Canada (Collembola: Entomobryidae)
Vol 61, Iss 1, Page 50
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Oviposition on the backs of female giant water bugs, Abedus indentatus: the consequence of a shortage in male back space? (Hemiptera: Belostomatidae)
Vol 61, Iss 1, Page 54
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The larva of Cyphomella gibbera Saether (Diptera: Chironomidae)
Vol 61, Iss 1, Page 58
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The Nearctic species of Deuterixys Mason (Hymenoptera: Braconidae)
Vol 61, Iss 1, Page 60
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Cutworm defoliators of ryegrass
Vol 61, Iss 1, Page 68
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Descriptions of immature stage of Delphacodes bellicosa (Homoptera: Fulgoroidea: Delphacidae)
Vol 61, Iss 1, Page 72
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Checklist of Pacific northwest Tabanidae with new state records and a pictorial key to common species (Diptera, Tabanidae)
Vol 61, Iss 1, Page 79
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A new genus and species of horse fly (Diptera: Tabanidae) from Bolivia
Vol 61, Iss 1, Page 91
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Predatory and mating behavior of Stichopogon (Diptera: Asilidae) in Arizona
Vol 61, Iss 2, Page 95
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Notes on the biology of Pseudocotalpa giulianii Hardy (Coleoptera: Scarabaeidae)
Vol 61, Iss 2, Page 105
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Review of the North American genus Araeolepia (Lepidoptera: Plutellidae)
Vol 61, Iss 2, Page 110
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Silpha aenescens Casey (Silphidae: Coleoptera) as a pest of home grown strawberries in California
Vol 61, Iss 2, Page 118
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The nesting biology of the sweat bee Halictus farinosus in California, with notes on H. ligatus (Hymenoptera: Halictidae)
Vol 61, Iss 2, Page 122
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A new pygmy mole grasshopper from California and Baja California, Mexico (Orthoptera: Tridactylidae)
Vol 61, Iss 2, Page 139
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A review of Dichaetocoris Knight (Heteroptera: Miridae): new species, new combinations, and additional distribution records
Vol 61, Iss 2, Page 146
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Nesting habits of Osmia grinnelli Cockerell (Hymenoptera: Megachilidae)
Vol 61, Iss 2, Page 155
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A new species of Mallochia (Hymenoptera: Ichneumonidae) introduced to Texas to control Eoreuma loftini (Dyar) (Lepidoptera: Pyralidae) in sugarcane
Vol 61, Iss 2, Page 160
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Studies on Neotropical Veliidae (Hemiptera) 8. New species and notes
Vol 61, Iss 2, Page 163
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Trechus obtusus Erichson (Coleoptera: Carabidae), a European ground beetle, on the Pacific coast of North America: its distribution, introduction, and spread
Vol 61, Iss 2, Page 170
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Bird fleas, genus Ceratophyllus, from Alaska (Siphonaptera: Ceratophyllidae)
Vol 61, Iss 2, Page 180
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Ophrella, a new genus of Orussidae from Panama (Hymenoptera: Symphyta, Orussidae)
Vol 61, Iss 2, Page 184
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A morphometric and revisionary study of the littoral beetle genus Cryptadius LeConte, 1852 (Tenebrionidae: Coleoptera)
Vol 61, Iss 3, Page 189
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Dicymolomia julianalis (Lepidoptera: Pyralidae) as an endoparasite of the bagworm, Thyridopteryx ephemeraeformis (Psychidae): its relation to host, life history and gonad development
Vol 61, Iss 3, Page 200
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Studies of Nearctic Rhyacophila (Trichoptera: Rhyacophilidae): synopsis of Rhyacophila nevadensis group
Vol 61, Iss 3, Page 210
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The final instar larva of Venturia townesorum (Hymenoptera: Ichneumonidae)
Vol 61, Iss 3, Page 218
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Extensions of range for some seashore and intertidal beetles of western North America (Coleoptera: Staphylinidae, Carabidae, Malachiidae & Rhizophagidae)
Vol 61, Iss 3, Page 221
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The first record of a tachinid fly as an internal parasitoid of a spider (Diptera: Tachinidae; Araneae: Antrodiaetidae)
Vol 61, Iss 3, Page 224
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On the biology of Acanthochalcis nigricans Cameron and Acanthochalcis unispinosa Girault (Hymenoptera: Chalcididae)
Vol 61, Iss 3, Page 227
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New species of Eleodes from California and Nevada (Coleoptera: Tenebrionidae)
Vol 61, Iss 3, Page 230
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The nymphs, and a new species, of North American Setvena Illies (Plecoptera: Perlodidae)
Vol 61, Iss 3, Page 237
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The generic placement of Xixuthrus domingoensis Fisher (Coleoptera: Cerambycidae: Prioninae)
Vol 61, Iss 3, Page 246
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Notes on the use of spadices of Washingtonia filifera (Wendl) by Xylocopa californica (Cresson) (Hymenoptera: Apoidea)
Vol 61, Iss 3, Page 251
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The subgenus Pseudoferonina Ball (Coleoptera: Carabidae: Pterostichus): description of three new species with a key to all known species
Vol 61, Iss 3, Page 253
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Macovelia hornii Uhler, a cave inhabiting semiaquatic bug (Hemiptera: Macroveliidae)
Vol 61, Iss 3, Page 263
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A homonymy in the genus Trypoxylon (Hymenoptera: Sphecidae)
Vol 61, Iss 3, Page 267
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Additional species in the genus Strangalia (Coleoptera: Cerambycidae) in Central America, with a revised key to males
Vol 61, Iss 4, Page 273
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A spider beetle, Sphaericus gibboides Boieldieu (Coleoptera: Ptinidae), tunneling in wood in service
Vol 61, Iss 4, Page 288
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Two social halictine bees from southern Mexico with a note on two bee hunting philanthine wasps (Hymenoptera: Halictidae and Sphecidae)
Vol 61, Iss 4, Page 291
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Sex attractant for Diarsia pseudorosaria, a defoliator of ryegrass (Lepidoptera: Noctuidae)
Vol 61, Iss 4, Page 299
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Nomenclatorial notes on West Indian Elaphidiini (Coleoptera: Cerambycidae)
Vol 61, Iss 4, Page 303
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Synonymy in West Indian Lamiinae (Cerambycidae)
Vol 61, Iss 4, Page 315
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Male behavior in Euparagia richardsi Bohart (Hymenoptera: Vespidae)
Vol 61, Iss 4, Page 318
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A new record of a short-tailed whip scorpion from Santa Catalina Island, California (Schizomida: Schizomidae)
Vol 61, Iss 4, Page 321
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Longitarsus: a new species from Oregon and a new record for North America (Coleoptera: Chrysomelidae)
Vol 61, Iss 4, Page 323
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Mexican mayflies: new species, descriptions and records (Ephemeroptera)
Vol 61, Iss 4, Page 332
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Foraging recruitment by the giant tropical ant, Paraponera clavata (Hymenoptera, Formicidae)
Vol 61, Iss 4, Page 334
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Bees of the genus Megaceratina in equatorial African (Hymenoptera, Apoidea)
Vol 61, Iss 4, Page 339
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Antibiotic properties of honey produced by the domestic honey bee Apis mellifera (Hymenoptera: Apidae)
Vol 61, Iss 4, Page 346
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Three new species of Collembola from north-east India (Collembola: Arthropleona: Hypogastruridae and Entomobryidae)
Vol 61, Iss 4, Page 349
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Life history of Synalocha gutierreziae Powell (Lepidoptera: Tortricidae) on snakeweed (Asteraceae: Gutierrezia spp.)
Vol 61, Iss 4, Page 358