16G Wisconsin Academy of Sciences^ Arts, and Letters, 
targionii, 3Iyzus Del Guercio, 1894. IL Nat. Sci. XIII, p. 197. 
Cistus sp., Lippia citriodora, Pelargonium sp. 
tavaresi, Aphis Del Guercio, 1908. Broteria VII, p. 143, flg. 
Citrus aurantium, (7. medica, Gossypium sp. 
taxi, Chernies Buckton, 1886. Trans Ent. Soc. London, p. 327, 
fig. 
Taxus haccata. 
tentans, Aphis Walker, 185 2. List Homop. Insects Brit. Mu¬ 
seum, part 4, p. 1045. 
Mentha aquatica. 
tenuicorpis, Trichosiphum Okajima, 1908. Bui. Coll. Agr. Tokyo 
Imp. Univ. VIII, No. 1, p. 22. 
Quercus cuspidata. 
tenuinervis, Apliis Zetterstedt, 1840. Insecta Lappnica, p. 312. 
“Hab. in paroecia Lapponiae Fedrica var.; d. 29 Jul. a me 
capta.” 
tenuior, Aphis Walker, 1849. The Zool. VII, p. 49, app. 
Larix communis, L. decidua. 
terricola, Aphis Rondani, 1847. Nuov. Ann. Sci. Nat. Rend. (Bol¬ 
ogna) ser. 2, VIII, p. 344. 
Centaurea scaMosa, C. solstitialis, Cirsium arvense, Picris ecMoides, 
P. hieracioides, Sonchus oleraceus. 
tertia, Aphis Walker, 1849. The Zool. VII, p. 45, app. 
TJrtica dioica. 
tessellata, Prociphilus (Fitch), 1851. Rept. Reg. Univ. State N. 
Y. Cab. Nat. Hist. p. 68. Eriosoma. 
Acer saccharinum, A. saccharum, Alnus incana, A. rhomMfolia, 
A. ruhra, A. rugosa, Betula sp. 
*testudinatus, Phyllophorus Thornton, 1852. Trans. Mic. Soc. 
London, III, p. ? 
Acer Pseudo-platanus. 
*testudo, Periphyllus Van Der Hoeven, 1863. Tidjscher, Ent, 
Ned. Ent. Ver., VI, pp. 1—7, fig. 
Acer campestris. 
