TABLE OF CONTENTS. XV 



PAGE 



FAMILY V. ANOBIIDAE. 



Xestobium testselatum . . . . . ..217 



FAMILY VI. CURCULIONIDAE (Weevils). 



1. Apoderus coryli . . 218 



2. Rhynchltes letulae ... 219 



3. Stropkosomus coryli . . . . . * . . . . 220 



4. Balaninus nucum (Nut-weevil) 221 



5. Orchestes fagi 221 



6. 0. quercus r ; . . 223 



7. Oi'yptorrhyncJius lapathi 223 



8. HyloUus abietis (Pine-weevil) 225 



9. Pissodes notatus 233 



10. Other species . . 235 



FAMILY VII. SCOLYTIDAE (Bark-beetles). 

 (a) Subfamily Tomicini. 



1. Tomicus typographic* . 238 



2. T. Amitinus 246 



3. T. chalcographus 248 



4. T. stenographs 250 



5. T. lands 251 



6. T. lidentatus 253 



7. T. acuminatus 255 



8. T. lineatus . . . 255 



9. T. domesticus 258 



10. T. dispar 259 



(Z) Subfamily Hylesinini. 



1. Hylastes palUatus .......... 262 



2. H. ater 263 



3. MyelopMlus piniperda (Pine-beetle) ...... 265 



4. M. minor ............ 271 



5. Hylesinus fraxini (Ash -bark beetle) 273 



6. H. vittatus 275 



7. H. crenatus .... - 275 



(c) Subfamily Scolytini. 



1. Scolytus Geoffrogi (Elm-bark beetle) . 277 



2. S. intricatus 278 



FAMILY VIII. CEEAMBYCIDAE (Longicorns). 



1. Saperda careharias (Large poplar longicorn) 280 



2. 8. populnea (Small poplar longicorn) 282 



FAMILY IX. CHRYSOMELIDAE (Leaf -beetles). 



1. Chryxomela populi (Red poplar-leaf beetle) 284 



2. C. vulgatlsidma (Willow-beetle) ...,,.. 285 



