2o6 MAINi: AGRICULTURAL EXPERIMENT STATION. I912. 



Forda formicaria Kalt. Koch, p. 309. 



Porda marginata Koch. Koch, p. 311. 



Paracletus cimiciformis Heyden. Schouteden, 1906a, p. 200. 



Schisoneura corni var. venusta Passerini. Schouteden, 1902, p. 137. 



Siphonophora dirhoda Walker. Theobald, 1911, p. 17. 



? Tetraneura coerulescens Pass. Schouteden, 1902, p. 138. 



Tetraneura setariae Passerini. Schouteden, 1902, p. 138. 



Tychea graminis Koch. Koch, p. 298. 



CYPERACEAE. SEDGE FAMILY. ; 



CAREX. Sedge. 



C. arenaria Linn. 



Aphis hufo Walker. Walker, 1848b, p. 46. 

 C. dioica L. 



Endeis formicina Buckton. Buckton, 4, p. 91. 

 C. Nebraskensis. 



Brachycoltis ballii Gillette. Gillette, 1908a, p. 67. Gillette, 1909c, p. 119. 

 C. pseudocyperus L. 



Aphis caricis Schouteden. Schouteden, 1906a, p. 218. 

 C, sp. 



Callipterus flabellus Sanborn. Gillette, 1909c, p. 120. 



Carolinaia caricis Wilson. Wilson, 1911, p. 62. 



Forda formicaria Heyden. Schouteden, 1902, p. 137. 



Toxoptera caricis Fullaway. Fullaway, 1909, p. 33. 



CYPERUS. Galingale. 



C. laevigatus L. (distachyos). 



Aphis papaveris Fab. Macchiati, 1883, p. 256. 



Aphis polyanthis Sulzer (A. tuberosae Boyer). Macchiati, 1883, p. 256. 

 C. rotundus L. Nut Grass. 



Aphis papaveris Fab. Macchiati, 1883, p. 256. 



Mysocallis cyperis Macchiati. Macchiati, 1883, p. 259. 

 C. virens Michx. 



Geoica cyperi Schouteden. Schouteden, 1902, p. 138. 

 C. sp. 



Aphis cyperi Walker. Walker, 1848b, p. 45. 



ERIOPHORUM. Cotton Grass. 

 E. vaginatum L. 



Hyalopterus eriophori (Walker) Haliday. Buckton, 2, p. 117. 



SCIRPUS. Bulrush. 



S. cernuus Vahl. (Savii). 



Toxoptera scirpi Pass. Macchiati, 1883, p. 237. 

 S. lacustris L. 



Toxoptera scirpi Pass. Passerini, 1874, p. i. 



