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Determina-tion of sex in adult rice and granary weevils (Coleoptera: Curculionidae)
Vol 27, Page 13
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Hispella a synonym of Hispa Linnaeus, and a new Dactylispa from China (Coleop-tera: Chrysomelidae)
Vol 27, Page 17
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A homonym in the genus Thrips Linne (Thysanop-tera: Thripidae)
Vol 27, Page 19
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Observations on Rhopalomyia californica Felt (Dip tera: Itonididae)
Vol 27, Page 20
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A check list of the ticks of Utah
Vol 27, Page 23
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Newspecies of Coleoptera from North America
Vol 27, Page 27
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A new mountain midge from California (Diptera: Deuterophlebiidae)
Vol 27, Page 49
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The spinose ear tick in Washington
Vol 27, Page 59
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Records and descriptions of Megachilid bees from Texas (Hymenoptera)
Vol 27, Page 61
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New North American species of Nemognatha and Zonitis (Coleoptera, Meloidae)
Vol 27, Page 72
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Liriomyza langei, a new species of leaf miner of economic importance in California (Diptera: Agromyzidae)
Vol 27, Page 81
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A specimen of Hoplopayllus anomalus (Baker) lacking a pronotal ctenidium (Sipho-naptera)
Vol 27, Page 91
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Dettopsomyia and Ptilomyia: two genera new to the United States (Diptera: Drosophilidae; Ephydridae)
Vol 27, Page 92
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Four new fleas of the genus Dactylopsylla Jordan,1929(Sipho-naptera)
Vol 27, Page 128
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The caddisfly genus Anagapetus (Trichoptera: Rhy-acophilidae)
Vol 27, Page 140
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Notes on insects associated with Lupinus polyphyllus Lindl. in the Pacific northwest
Vol 27, Page 149
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New species of Oriental Endomychidae, with remarks on some previously known species (Coleoptera: Endomy-chidae)
Vol 27, Page 157
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Nesting habits of Steniolia nigripes Parker (Hymenoptera: Sphecidae)
Vol 27, Page 167
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A new species of Haplaxius, with a key to California species (Homoptera: Cixiidae)
Vol 27, Page 169
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Note on the swarming of Brachymyrmex sp. (Hymenoptera: Formicidae)
Vol 27, Page 171
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Anopheles freeborni hibernating in wood rats' nests (Diptera: Culicidae)
Vol 27, Page 172
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New Nevada Orthoptera records for the1949col-lecting season
Vol 27, Page 173
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The modified hind wing of Euglossa (Hymenoptera: Apoidea.)
Vol 27, Page 181
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Some New World Xylotinae (Diptera: Syrphidae)
Vol 27, Page 183
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A satisfactory technique for rearing Agromyzid flies from the leaf mining larval stage (Diptera: Agromyzidae)
Vol 27, Page 187
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Rearing the greenbottle-fly on dog biscuits
Vol 27, Page 191
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A note on the manner of feeding of Agulla adnixa Hageu (Raphidiodea: Raphidiidae)
Vol 27, Page 192