Published in Canadian Entomologist, in 1919, in volume 51, pages 6-8
Published in Canadian Entomologist, in 1919, in volume 51, pages 17-18
Published in Canadian Entomologist, in 1919, in volume 51, pages 18-22
Published in The Canadian Entomologist, in 1919, in volume 51, pages 35-39
Published in Can. Ent, in 1919, in volume 51, pages 95-96
Published in Canad. Ent, in 1919, in volume 51, pages 105-108
Published in Canadian Entomologist, in 1919, in volume 51, pages 119-120
Published in Canadian Entomologist, in 1919, in volume 51, pages 160-162
Published in Canadian Entomologist, in 1919, in volume 51, pages 162-172
Published in Canadian Entomologist, in 1919, in volume 51, pages 181-190
Published in Canadian Entomologist, in 1919, in volume 51, pages 191-199
Published in Canadian Entomologist, in 1919, in volume 51, pages 205-210
Published in Canadian Entomologist, in 1919, in volume 51, pages 212-216
Published in Canadian Entomologist, in 1919, in volume 51, pages 220-224
Published in Canadian Entomologist, in 1919, in volume 51, pages 225-226
Published in Canadian Entomologist, in 1919, in volume 51, pages 228-234
Published in Canadian Entomologist, in 1919, in volume 51, pages 245-248
Published in Canadian Entomologist, in 1919, in volume 51, pages 249-253
Published in Canadian Entomologist, in 1919, in volume 51, pages 271-273
Published in Can. Ent, in 1919, in volume 51, pages 274-276