ESDEX. xciii 



PAGE 



Scolytus destructor attacking trees in England, 192 



Scraping of eggs from trees, method of, discarded, .... 63 

 of eggs from trees, recommended by Europeans, . . .292 



of trees 189 



of trees, value of , 172 



Scudcler, Samuel, at conference on gypsy moth (Appendix A), . 45 



Season for pruning, 179 



larval, distribution in, . . v- --., 110 



Second brood of the gypsy moth, . . . . . 86,295 



" Section" books, record of infested estates kept in, ... 52 



Section 8, Medford, description of (Appendix C). 



Sections, towns divided into, . . . . . . . . 49 



Seitz, raupenleim machine, ......... 133 



Seopru, Georg, on ravages of gypsy moth in the Crimea, . . . 280 

 Sessions, Hon. Wm. R., appointed member of committee, . .49,76 

 at conference on gypsy moth (Appendix A). 



chosen chairman of committee, 49 



Medford visited by, . . * . . . f . . 34 



member of committee sent to Washington, 83 



Sex differentiation in larvae, . . 374 



Sexual dimorphism of gypsy moth, 272 



Shade trees, how sprayed, 158 



Shaler, Prof. N. S., appointed member of committee, ... 49 



assistance given by, . . 72 



at conference on gypsy moth (Appendix A), . ... 45 



interview with Mr. Trouvelot, 4 



resignation of, 72 



Shaw, H. J., moth trap invented by, 360 



observations on red-eyed vireo 221 



Shellac, use of, in pruning, 177 



Sherman, J., statement of, 20 



Sherman, Walter, statement of, 20, 26 



Shipov, ravages of gypsy moth in, ....... 282 



Sialia sialis. See Blue bird. 



Siberia, occurrence of the gypsy moth in, . . . . 267, 268, 280 



Sidings, railroad, inspection of, Ill 



Siebold on parthenogenesis .366 



Silk, amount spun by gypsy moth caterpillars 331 



glands of caterpillars, 370 



Silkworms destroyed by birds, 6 



Silpha quadripunctata, 287 



Simbeersk, ravages of gypsy moth in, 281,283 



Sinea diadema 405 



Size of imago, variation in, 338 



Skunk attacking the gypsy moth, 404 



Smith, Prof. J. B., infested region visited by, 69 



on insectivorous birds, 207 



on raupenlein, 135 



on systematic position of dispar, 256 



report of (Appendix D). 



Smith, J. W., data furnished by, concerning wind, .... 350 



