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