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A KEY TO THE NEARCTIC SPECIES OF APHIS L. (HOMOPTERA: APHIDIDAE) ON RIBES SPP., WITH DESCRIPTIONS OF TWO NEW SPECIES FROM MANITOBA1

Published online by Cambridge University Press:  31 May 2012

A. G. Robinson
Affiliation:
Department of Entomology, University of Manitoba, Winnipeg
V. Rojanavongse
Affiliation:
Department of Entomology, University of Manitoba, Winnipeg

Abstract

A key is given to the species of Aphis L. on Ribes spp. in North America, including, A. bulleri new species and A. manitobensis new species. A. ribigillettei Knowlton and Allen and A. sanborni Patch are declared to be synonyms of A. neomexicana Cockerell, and A. tonahasa Hottes is considered to be a nomen dubium.

Type
Articles
Copyright
Copyright © Entomological Society of Canada 1976

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References

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