94 Wisconsin Academy of Sciences, Arts, and Letters. 
msularis, Macrosiplmm (Pergande), 19 00. Proc. Wash. Acad. 
Sci., II, p. 515. Nectarophora. 
Food plant unknown. 
interject!, Forda Cockerell, 19 03. Psyche, X, p. 217. 
Food plant not given. 
intermedia, Phylloxera Pergande, 1904. Proc. Dav. Acad. Sci., 
IX, p. 199. 
Carya aWa, C. ovata. 
internata. Aphis Walker, 1849. The Zool. VII, p. 37, app. 
Primus domestica. 
introducta. Aphis Walker, 1849. The Zool. VII, p. 57, app. 
Reseda odorata. 
intybi. Aphis Koch, 1855. Die Pflanzenlause Aphiden, p. 148, fig. 
Cieliorium endivia, C. intyhus, Cynara eardunculus, Taraxacum of¬ 
ficinale, Xeranthemum sp. 
inulae. Aphis Walker, 1849. The Zool. VII, p. 45. 
Inula dysenterica. 
inuJae, Macrosiphiim (Ferrari) 1872. Ann. Mus. Civ. Stor. Nat. 
Genova, II, p. 57. Siphonopliora. 
Inula viscosa. 
inulae, Phorodoii Passerini, 1860. Gli Afidi, p. 34. 
Adenostyles alMda, Galactites tomentosa, Inula conyza, I. graveo- 
lens, 1. viscosa, Pulicaria sp., Tussilago farfara. 
iridis. Aphis Del Guercio, 1900. Nuov. Relaz. Staz. Agr. Fir. II, 
p. 129. 
Iris florentina. 
isatidis, Aphis Boyer de Fonscolmbe, 1841. Ann. Soc. Ent. France, 
X, p. 165. 
Isatis tinctoria. 
italicae, Sipha Del Guercio, as a var. of S. glycerae Kaltenbach 
which see. 
jaceae, Macrosiphum (Linnaeus), 1758. Edition 10, Systema Na¬ 
turae, p. 452. Aphis. 
Anchusa officinalis, Arcnaria sp.. Campanula trachclium, larduus 
acanthoides, C. crispus, C. nutans, Centaurea cyanus, C. jacea, 
