CONTENTS. V 



Page. 



Studies upon plague in ground squirrels, McCoy 355 



Food of the woodpeckers of the United States, Beal 355 



Index-catalogue of medical and veterinary zoology. Stiles and Hassall 356 



Forty-first annual report of the Entomological Society of Ontario, 1910 356 



Second report of the state entomologist, Gillette .- 356 



Report of the entomologist, Fullaway 356 



Report of the department of entomology, O'Kane 356 



Report of state entomologist and plant pathologist for 1910, Bentley 357 



[Reports of the entomologist and assistant entomologist], Urich and Guppy 357 



Insect pests in 1910, MacDougall 357 



Some local insects of economic importance, Navarro 357 



[Control of citrus insects], Higgins 357 



[Two insect pests of the avocado], Higgins 358 



Five important grape insects and their repression. Hall 358 



[Insect enemies of the mango], Higgins 358 



Insect enemies of the pecan, Cliiltenden 358 



Cattle in Central America, Downing 358 



Termite life in Ceylon, Eschorich 358 



Studies of Mallophaga and Anoplura, Mjoberg 359 



Experiments with cotton stainers, Robson 359 



The white fly (Alcyrodcs cilri), Mally 359 



The Aphididiie of the vicinity of Ilermannstadt, Ilenrich 359 



Danger of general spread of the gipsy and brown-tail moths, Marlatt 359 



A new species of Lasioptera with observations on certain homologies. Felt 359 



Some facts about malaria, Howard 359 



Remedies and preventives against mosquitoes, Howard 359 



Food habits of Megarhinus, Knab 359 



The papataci flies (Phlebotomus) of the Maltese Islands, Newstead 360 



Preliminary report on the life histories of two species of Syrphidae, Metcalf 360 



The house fly, disease carrier, Howard 360 



Transmission of tuberculosis by flies, Jacob and Klopstock 360 



Lncilia sericata as a household pest, Morse 360 



The parasites of the olive fly in Tunis, Marchal 360 



T!ie destruction of fleas by exposure to the sun, Cunningham 360 



Two species of cysticercoids from the rat flea, Nicoll and Minchin 361 



The mechanism of transmission of Trypanosoma leivisihy the rat flea, Strickland . 361 



Bees, Phillips 361 



The honey bee in Vermont, Beecher 361 



The treatment of bee diseases, Phillips 361 



Biological notes on Pimpla pomorum , Mokrzecki 361 



Gametogenesis of the gall fly, Neuroterus lenticularis, II, Doncaster 361 



Some parasites of LasiusfuUginosiis, L. nigcr, and L.JlaviLS, Crawley 362 



A new sawfly of economic importance, Rohwer 362 



Studies in the sawfly geniis Hoplocampa, Rohwer 362 



An insect injurious to spruce trees, Cockayne 362 



The Colorado laws governing horticultural inspection 362 



A contribution to our knowledge of insecticides, McClintock et al 362 



A further contribution to our knowledge of insecticides, McClintock et al 362 



Hydrocyanic-acid gas fumigation in California of citrus trees, Woglum 363 



The value of sodium cyanid for fumigation purposes, Woglum. 363 



Killing rats and rat fleas by hydrocyanic-acid gas, Stevenson 363 



A fungicide and insecticide blower, Zacharewicz ;. . 363 



Analysis of Paris green, 1910, Kellogg 363 



FOODS — HUMAN NUTRITION. 



The milling value of water-soaked wheat, Olson 364 



On the chemical changes produced in flour by bleaching, Monier- Williams 364 



Bleaching flour and the addition of so-called "improvers " to flour, Hamill 366 



Presence of calcium sulphate in baking powder and self-raising flour, Hamill. . . 367 



The carbohydrates of lichens, alg;p, and related substances, Swartz 367 



Preservation of horse meat by low temperature and its use, Costa and Mori 367 



Do Paratyphus-like bacteria occur in meat under normal conditions ? Bongartz . 368 



Fish inspection, Cannella ....." 368 



Food-inspection decisions 368 



Notices of judgment 368 



Official inspections 368 



