%0 Journal Article %T Clydesmithia canadensis, a new genus and species of Pemphigidae living on Populus in North America (Homoptera: Aphidoidea: Pemphigidae) %A Danielsson, Roy %J Insect Systematics & Evolution %V 20 %N 4 %P 429-437 %@ 1399-560X %D 1989-01-01 %I BRILL %~ DeepDyve