xviii LIST OF ILLUSTRATIONS IN THE TEXT 



PAGE 



DEER FOREST FLY ..... 140, 141 



SHEEP SPIDER FLY ... . 141 



BEET CARRION BEETLE . . . . .142 



CENTIPEDES AND A MILLEPEDE . . J 43 



AMERICAN BLIGHT OR WOOLLY APHIS . . . 144 



OAK LEAF-RQLLER MOTH . . . . -145 



LOOPER CATERPILLARS: WINTER MOTH AND MOTTLED UMBER 



MOTH . . . . . . . 146 



CORN SAWFLY . . . . . . -147 



RED-BEARDED BOTFLY . . . . -ISO 



WATER MOTH AND CADDIS WORMS . . . -152 



LAPPET MOTH . . . . . . .158 



HOUSE SPARROW . . . . . . l6o 



TREE SPARROW . . . . . .162 



ELM-BARK BEETLE . . . . . . 1 70 



TUNNELS OF ASH-BARK BEETLE . . . -171 



GREATER ASH-BARK BEETLE . . . . .172 



PIECE OF ASH BARK WITH BEETLE GALLERIES . -173 



POCKET OR BLADDER PLUM . . . . .176 



SILVER Y-MOTH . . . . .178 



MEDITERRANEAN FLOUR MOTH . . . 180 



ANGOUMOIS MOTH, OR FLY WEEVIL . . . . 1 88 



LESSER EARWIG . . . . . .189 



SNAIL-SLUG . . . . . . IQI 



FLATWORM, LAND PLANARIAN . . . . .192 



SHOT-BORER BEETLES . . . . . . 199 



STEM-EELWORMS ...... 209 



DIAMOND-BACK MOTHS . . . . . .211 



TOMATO ROOT-KNOB EELWORM . . . .213 



CURRANT AND GOOSEBERRY SCALE . . . .214 



MUSTARD BEETLE . . . . . .215 



GOOSEBERRY AND IVY RED SPIDER . . . .221 



GROUND BEETLES . . . . ' . .223 



TIMBERMAN BEETLE . . . . . .224 



SOUTH AMERICAN MIGRATORY LOCUST . .229 



PIGMY MANGOLD BEETLE . . . . . % 230 



