A KEY TO MACROSIPHUM ( SITOBION ) SPP. (HOMOPTERA: APHIDIDAE) ON FERNS IN NORTH AMERICA, WITH DESCRIPTIONS OF FOUR NEW SPECIES

• Published in: The Canadian Entomologist
• Main Author: Robinson, A. G.
• Format: Article in Journal/Newspaper
• Language: English
• Published: Cambridge University Press (CUP) 1980
• Subjects: Insect Science; Molecular Biology; Physiology; Ecology, Evolution, Behavior and Systematics; Structural Biology; Lambi; Northwest Territories; Schott
• Online Access: http://dx.doi.org/10.4039/ent112955-9; https://www.cambridge.org/core/services/aop-cambridge-core/content/view/S0008347X00015510

Abstract A key is given to nine species of Macrosiphum ( Sitobion ) on ferns in North America, including four new species: M . (S.) lambi new species from Athyrium filix-femina (L.) Roth, in Algonquin Park, Ontario; M . ( S .) woodsiae new species from Woodsia ilvensis (L.) R. Br., Manitoba and Nort...