236 Wisconsin Academy of Sciences, Arts, and Letters. 
Eleusine iiidica. 
Aphis setariae Thomas. 
Macrosiphum granarium Kirby. 
RhizoMus eleusinis Thomas. 
Toxoptera graminum Rondani. 
Elodea canadensis. 
Siphocoryne nymphaeae Linnaeus. 
Elymus sp. 
Liosomapliis rhois Monell. 
Elymus avemarius. 
Hyalopterus arundinus Fabricius. 
Elymus cana<leiisis. 
Amphorophora howardii Wilson. 
Aphis avenae Fabricius. 
Macrosiphum cerealis Kaltenbach. 
Macrosiphum granarium Kirby. 
Toxoptera graminum Rondani. 
Elymus geniculatus—E. arenarius. 
Aphis avenae Fabricius. 
Elymus striatus. 
Toxoptera graminum Rondani. 
Elymus virginicus. 
Amphorophora howardii Wilson. 
Aphis avenae Fabricius. 
Macrosiphum cerealis Kaltenbach. 
Macrosiphum granarium Kirby. 
Toxoptera graminum Rondani. 
“Emei s”=Wheat. 
Tychea amycli Koch. 
Endive sp. 
Aphis middletoni Thomas. 
Epidendrum sp. 
Ceratovacuna hrasilensis Hempel. 
