82 Wisconsin Academy of Sciences, Arts, and Letters. 
geniculatus, Chermes Ratzeburg, 1844. Die PorsMnsecten, III, 
p. 202. Foot note. 
Larix decidua. 
genistae, Acyrthosiphon Mordwilko, 1914. Fauna of Russia, (In- 
secta Hemiptera), I, Petrograd., p. 144. 
Genista tinctoria. 
genistae, Aphis Scopoli, 1763. Entomologia Carniolica, p. 139. 
Cytisus lahurnum, Foeniculum vulgare, Genista tinctoria. 
genistae, Aphis Kaltenbach, 1843. Mon. der Pflanzenlause, p. 9 0. 
Genista angelica, G. tinctoria. 
georgiana, Phylloxera Pergande, 19 04. Proc. Dav. Acad. Sci., IX, 
p. 249. 
Carya illinoensis. 
geranii. Aphis Kaltenbach, 1874. Die Pflanzenfeinde, p. 81. 
Geranium maculatum, G. rodertianum. 
geranii, MacroSiphum (Oestlund), 1887. Aphididae of Minnesota, 
p. 80. Nectarophora. 
Geranium maculatum. 
gerardiae, Macrosiphnm (Thomas), 1879. Eighth Rept. State Ent. 
Ill., p. 65. Siphonophora. 
Gerardia tenuifolia, Ostrya virginica. 
gibbosa, Apliis Rafinesque, 1818. Amer. Mon. Mag. & Critic. Rev., 
Ill, p. 17. 
Solidago canadensis, S. odora. 
giganteus, Callipterus Cholodkovsky, 189 9. Zool. Anz., XXII, p. 
474. 
Alnus glutinosa, A. incana. 
gigliolii, Cavariella Del Guercio, 1911. Redia, VII, p. 326. 
Angelica silvestris. 
gillettei. Aphis Cowen, 1895. Hemiptera of Colo., p. 120. 
Amaranthus retroflexus, Helianthus petiolaris. 
gillettei, Euceraphis Davidson, 1915. Jour. Econ. Ent., VIII, p. 
421. 
Alnus rhomdifoUa, Betula fontinaUs. 
