Index to Volume LII. 



Abdominal structures of the males of winged 



insects, 178. 

 Acarina injuring buds in B. C, 136. 

 Acanthinus trifasciatus, 72. 

 Aedes aldrichi, 115. 



" triseriatus, 114, 

 Aeroplane, new use for the, 8. 

 Agrilus auricomus, 250. 

 chartiplainij 249. 

 " concinnus, 262. 



crataegi, 251. 

 " criddlei, n. sp., 249. 

 '; lateralis, 249. 

 Agrilus, Bibliography of the transformations 



and food-plants of N. American species, 



204, 220, 247. 

 Agriotes oblongicollis, 262. 

 AiNSLiE, C. N., article by, 50. 

 Alexander, C. P., articles by, 78, 109, 141, 



145, 224. 

 Allandrus brevicornis, n. sp., 253. 

 Allograpta obliqua, 53. 

 Annals of the Entomological Society of 



America in 1919, contents of, 169. 

 Ancepaspis, n. gen., 32. 

 Anopheles quadrimaculatus, 115. 

 Anyphcena intermontana, n. sp., 200. 

 Aphelogenia vittata, 260. 

 Aphidae from Japan, 19, 77. 

 Aphid, new, from California, 176. 

 Aphids, numbers destroyed by Syrphus 



flies, 55. 

 Aphodius campestris, 140. 

 Aphodius canadensis, n. sp., 139. 



" rubeolus, 140. 



" stercorosus, 140. 



" troglodytes, 140. 

 Apsectus hispidus, 44. 

 Asilus persimilis, n. sp., 67. 



" sackeni, n. sp., 67. 

 Aspen leaf-curler, 123. 

 Aspidiotus herculianus, 64. 

 Atomosia antennata, n. sp., 66. 

 Atteva a urea, 15. 

 Aulonium parallelopipedum, 261. 

 Avocada, moth injurious to, 239. 



Baker, A. C, article by, 93. 

 Balsam injury in Quebec, 24. 

 Banasa dimidiata, 13. 

 Banks, N., article by, 65. 

 Barber, G. W., article by, 116. 

 Barinus elusus, n. sp., 264. 

 Barynotus schoeneri, 251. 

 Bathyphantes phylax, n. sp., 195. 

 Beating, a day's, 25. 

 Bee-genus Emphcr in S. America, 9. 

 Bee, new leaf-cutting, 119. 

 Bees, removing pollen from, 116. 

 Bemiaidium picipes, 2.59. 



BethunE, C. J. S., elected lo life-member- 

 ships, 52. 

 Big-bud caused by mites in B. C, 136. 

 Blackmore, E. H., article by, 266. 

 Blaniulus guttulatus, 94. 

 Blapstinus alutaceus, 72. 

 Blatchley, W. S., articles by, 42, 68, 259. 



Book Notices: 



Agricultural Gazette, articles from, 23. 

 Alexander's Crane-flies of New York, 



190. 

 Blatchley's Orthoptera of Eastern North 



America, 191. 

 Bowman's Macrolepidoptera of 



Alberta, 22. 

 Comp's Use of Carbon-bisulphide 



Against White-grubs, 240. 

 Davis's Soil Insecticide Tests, 240. 

 Le Naturaliste Canadien, articles from, 



47. '_ • 



MacDunnough's Directions for Collect- 

 ing and Preserving Insects, 23. 

 Morse's Orthoptera of New England, 283. 

 Proceedings of ' the Entomological 

 Society of British Columbia, 47. 

 Bothropolys multidentatus, 95. 

 Botrodus estriatus, 261. 

 Brachycolus gramini, n. sp., 77. 

 Brachyptyx, n. gen., 184. 

 Bradycinetus horni, 217. 

 Branchus floridanus, 71. 

 Braun, Miss A. F., article by, 40. 

 Brome-grass cutworms, 121. 

 Brooklyn Entomological Society, contents of 



Bulletin in 1919, 169. 

 Brown-tail Moth, 72. 

 Buprestis sulcicollis, 231. 



" viridisuturalis, 17. 

 BuscK, August, articles by, 125, 239. 



Caenurgia erechtea parva, n. form, 266. 



Caesar, L., article by, 106. 



Cacwcia hewittana, n. sp., 125. 



Canadian Entomologist in 1919, contents, 



169. 

 Canadian Entomologist, Dr. W. J. Holland 



on the, 160. 

 Canifa pusilla, 263. 

 Canthydrus addendus, n. sp., 261. 

 Carpophilus rickseckeri, 45. 

 Carr, F. S., article by, 218. 

 Catabrithorax, n. gen., 198. 



" ceuthus, n. sp., 200. 



" clypiellus, n. sp., 199. 



Cermatia forceps in Canada, 8, 93. 

 Chamberlin, R. v., articles by, 94, 166, 



185, 193, 202. 

 Chelymorpha geniculata, 71. 

 Chilopoda, sonie Canadian, 95, 166. 



" Wood's new species, 113. 



Chionea valga, wingless Tipulid, 201. 

 Chlanius frostii, n. sp., 219. 

 purpuricollis, 220. 

 Chlorochroa uhleri, 12. 

 Chrysobothris orono, n. sp., 232. 



" verdigripennis, n. sp., 249. 



Cicadellida?, distribution of N. American, 



116. 

 Cicindela hentzi, var. niveihamata, n. var., 



231. 

 Cicindela repanda edmontonensis, n. sp., 218. 



spreta, 229. 

 Cissococcus, the genus, 63. 

 Coccidae, notes on, 29, 61. 



