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NEARCTIC SPECIES OF APHIS L. (HOMOPTERA: APHIDIDAE) ON UMBELLIFERAE, WITH A KEY TO THOSE FOUND IN MANITOBA1
Published online by Cambridge University Press: 31 May 2012
Abstract
A key is given to species of Aphis L. on Umbelliferae in Manitoba: A. spiraecola Patch, A. heraclella Davis, A. decepta Hottes and Frison, A. thaspii Oestlund, and A. saniculae Williams. A. signatis Hottes and Frison is considered to be a synonym of A. thaspii, and A. luridis Hottes and Frison a synonym of A. saniculae.
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- Copyright © Entomological Society of Canada 1976
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