VI CONTENTS. 



Page. 



Influence of rainfall and nonbuming of trash on Diatrsea saccharalis, Wolcott . . 552 



Control of the fridt-tree leaf-roller in the Hood River Valley, Childs 552 



The traubenwicklers and methods of combating them, Schwangart 553 



Two new species of Coleophora, Heinrich 553 



Leaf miners, particularly those occurring in Finland, Linnaniemi 553 



Larch ehoot moths 553 



Some modifications of the hj'popharynx in lepidopterous larvae, DeGryse 553 



Anopheline surveys. — ^Methods and relation to antimalarial work, von Ezdorf . . 553 



Notes on the species of Culex of the Bahamas, Dyar and Knab 553 



New Ceratopogoninse from Peru, Knab '. 553 



On a dipterous parasite of a mycetophihd larva, Thompson 553 



A note on the oviposition of Simulium maculatum, Britten 554 



Two new species of Simulium from tropical America, Jennings 554 



A leaf-mining crane-fly in Hawaii, Swezey 554 



Eastern Symphoromjia attacking man. Shannon 554 



A new eastern Brachyopa, Shannon 554 



A new species of Cephenomj-ia from the United States, Hunter 554 



The tachinid fly Mauromyia pulla and its sexual dimorphism, Walton 554 



Effect of cold-storage on Mediterranean fruit fly, Back and Pemberton 554 



Wool maggots of sheep in the United States, Bishopp and Laake 554 



A new American fruit fly, Knab 554 



Synonymical notes on Muscoidea, Townsend 554 



New genera of muscoid flies from the Middle Atlantic States, Townsend 554 



Nine new tropical American genera of Muscoidea, Townsend 555 



The Muscidse with bloodsucking larvae, Roubaud 555 



Control of injurious aphids by ladybirds in Tidewater, Virginia, Fink 555 



Comparative study of a series of aphid-feeding Coccinellida?, Clausen 555 



The corn silk beetle, Luperodes rarkomis, and its control, Uarned 555 



Beetle borers of sugar cane, Jarvis 556 



Notes on the habits and anatomy of Horistonotus vhlcrii, Hyslop 556 



Dung-bearing weevil larvie, Knab 556 



Preliminary list of Coleoptera of West Indies, Leng and Mutchler 556 



Queen rearing in England with notes on the honeybee and bumblebee, Sladen 556 



The ants of Haiti, Wheeler and Mann 556 



Investigation of spread of fruit fly parasites in Kona, Hawaii, Giffard 556 



Some hyperparasites of white gnibs, Swezey 556 



Hymenopterous parasites of Lejndontera in Hawaii, Swezey 556 



Notes on North American M}.Tmariaa3 and Trichogrammatidse, Girault 556 



Parasite of Bcllura obliqua, Brehme 556 



Three new species of Coccophagxis, family Enc>Ttida?, Girault 557 



Macrosiagon Jlavipennis in cocoon of Bctn'bcx spinohr, Barber 557 



The life cycle of the Drjinidse, KoiUn and Thompson 557 



The formation of hymenopterous plaint galls, Magnus 557 



Ametastegm qiabrata, a holarctic sawfly, Rohwer 557 



The mating habits of some sawflies, Rohwer 557 



FOODS — HUMAN NUTRITION. 



Biochemical comparisons between mature beef and immature veal, Berg 557 



The tilefish : A new deep-sea food fish 557 



The preparation of jn-otein-free milk, Mitchell and Nelson 557 



The adaptation of an artificial food to human milk, Gerstenbcrger ct al 558 



Milling and baking tests of wheat containing admixtures of rye, etc., Miller. . . 558 



The milUng of rice and its effect on the grain. Wise and Broomell 559 



A bread leavening agent, Kiiliimoff 560 



The nutritive value of wood, Habcrlandt 561 



The use of food materials during the war, Bokorny 561 



The nutrition of the school child, Brown 561 



Studies on growth, II, Funk and Macallum 561 



The resumption of growth after long -continued failure to grow, Osborne et al. . 562 



Diet and its effect upon blood sugar, von Moraczewsld 562 



Studies on blood fat. — I, Variations in the fat content of thoblood, Bloor 562 



Studies on blood fat. — II, Fat absorption and the blood lipoids, Bloor 563 



Text-book of physiological chemistry. — II, Abderhalden 563 



Carbohydrate indigestion, Tileston 563 



Food poisoning by Bacillus paratyphosus B, Bernstein and Fish 563 



