CONTENTS 



Collins, C. W. Some rosuKs from fooding eggs of Porlhetria dispar Page. 



to birds 343 



CooLEY, R. A. Notes on spraj'ing experiments for the oyster 



shell scale in Montana 57 



Notes on the 10-lined potato beetle in Montana 178 



Cotton, E. C. A constant low temperature apparatus for bio- 

 logical investigations 140 



Davis, John J. Insect notes from Illinois for 1909 180 

 A list of the Aphididaj of Illinois, with notes on some of the 



species 407, 482 



Davidson, W. M. Further notes on the Aphididse collected in 



the vicinity of Stanford University 372 



Dean, W. Harper. Some notes upon the life history and habits 



of the sorghum midge 205 



DiCKERSON, E. L. Notes on Rhynchites bicolor Fabr. 316 



Felt, E. P. Observations on the house-fly 24 



Spraying for the codling moth 172 



Recent observations upon European insects in America 340 



Gall midges of Aster, Carya, Quercus and Salix. 347 



Recent experiments with the codUng moth 474 



Fernald, H. T. Nursery inspection in Massachusetts 272 

 The new entomological building of the Massachusetts Agri- 

 cultural College 445 



FiSKE, W. F. Superparasitism : An important factor in the natural 



control of insects 88 



Work with parasites of the gipsy and brown tail moths i 179 



Fiske, W. F., and Burgess, A. F. The natural control of Hetero- 



campa guttivitta 389 



Gillette, C. P. New sprays for the codling moth 29 

 Some insecticide tests for the destruction of Apliididse and 



their eggs ' • 207 



Plant louse notes, family Aphididse 367, 403 



GossARD, H. A. The make-up and value of exhibits at state and 



county fairs 329 



Hammar, a. G. Methods in rearing the grape root worm, Fidia 

 viticida Walsh and the codling moth, Carpocapsa pomonella 



Linn, i 169 



Headden, W. p. Arsenical poisoning of fruit trees 32 



Headlee, T. J. Notes on the corn ear-worm 149 



Hertzog, p. a. Notes on the "cigarette beetle" 198 



Hewitt, C. G. The larch saw-fly, Nematus erichsonii ^ 149 



Hinds, W. E. Fumigation box materials 394 



^Withdrawn for publication elsewhere. 



