INDEX. xxi 



REIFF, W. An entomological exchange 232 



ROBERTSON, C. Oligotropic bees 457 



ROHWER, S. A. One reason for the change of names. . . .329 



The synonymy of an economic species of saw fly 472 



ROWLEY, R. R. & L. BERRY. A dry year's yield of Cato- 



calae, 1911 207 



SASSCE.R, E. R. Erium lichensioidcs Ckll. vs. Eriococcus 



artemisiae Kuw 396 



SCHWARZ, E. Calpodes ethliits 130 



SKINNER, H. A senator on medical entomology 425 



Two new butterflies 126 



Barnes & McDunnough on N. Amer. Lepidoptera, 



88, 189, 480 



Editorial 39 



Hewitt's, House-flies and how they spread disease 479 



LongstafFs Butterfly-Hunting in many Lands --236 



Minutes of American Entomological Society ....191, 382 

 Minutes of Entom. Section, Acad. Nat. Sci., Phila., 



J 38, 237, 384 



Poulton's Polymorphism in a Group of Mimetic But- 

 terflies 480 



Sanderson's Insect Pests of Farm, Garden and Orchard. 188 



Seitz's Macrolepidoptera of the World 481 



SLOSSON, A. T. Collecting at the Water Gap 171 



SMYTH, E. A. Description of the larva and first bred 



specimens of Sphinx (Hyloicus} franckii 9 



SOULE, C. G. A tropical butterfly in New Hampshire . . .473 

 STILES, C. W. Fourth list of generic names for the "Offi- 

 cial List of Zoological Names" provided for by the 



Graz Congress (Diptera) 229 



STRYKE, A. C. The life-cycle of the malarial parasite ..221 



THOMAS, W. W. The splitting of insect tracheae 422 



DE LA TORRE BUENO, J. R. A new Corizus from the 



Northwestern U. S 217 



Nesara viridula, an hemipteron new to the Northeast- 

 ern U. S 316 



Records of Heteroptera from Brownsville (Tex.) 120 



F. W. Terry 47 



