Published in The Canadian Entomologist, Ontario, in 1920, in volume 52, pages 25-29

Created: 2011-06-03, modified: 2017-01-06

Published in The Canadian Entomologist, Ontario, in 1920, in volume 52, pages 68-72

Created: 2011-06-03, modified: 2017-01-06

Published in The Canadian Entomologist, Ontario, in 1920, in volume 52, pages 73-76

Created: 2011-06-03, modified: 2017-01-06

Published in The Canadian Entomologist, Ontario, in 1920, in volume 52, pages 215-216

Created: 2011-06-03, modified: 2017-01-06

Published in The Canadian Entomologist, Ontario, in 1920, in volume 52, pages 259-264

Created: 2011-06-03, modified: 2017-01-06