69 



Coccus ulmi Fab., Syst. Ent., p. 743 (1775). 



" spurius Mod., Act. Goth., i, p. 43 (1778). 



" ulmi Fab., Spec. In.s., ii, p. 393 (1781) in part. 



" " Fourc, Ent. Paris, p. 231 (17S5). 



" " Fab., Mant. Ins., ii, p. 319 (1787).- 



" laniger Gmel., Syst. Nat., Ed. xiii, p. 2221 (1789). 



" spurius " " " " " p. 2222 (1789). 



" ulmi Oliv., Ency. Meth., vi, p. 97 (1791). 



" " Fab., Ent. Syst., iv, p. 225 (1794) in part. 



" " Schr., Fauna Boica, ii,pt. i, p. 145 (1801). 



Chermes " Latr., Hist. Nat. des Fourmis, p. 330 (1802). 

 Coccus " Fab., Syst. Rhyng., p. 30S (1803) in part. 



" " Beclist., Forstins., i, p. 286 (1804). 



" " Fonsc, Ann. Soc. Ent. Fr., iii, p. 215 (1834). 



" spurius Baer., D'Alton, Zeit. fiir Zool., p. 173 (1849). 

 ? " gramuntii Planch., Le Chermes du Chene, p. 24 (1864). 

 Nidularia lanigera Targ., Catalogue, p. 34 {1869). 

 ? " gramuntii " " p. 34 (1869). 



Gossyparia ulmi Sign., Ann. Soc. Ent. Fr., (5), v, p. 21 (1875). 

 ? " gramuntii " " " " " " " p. 23 (1875). 



Coccus ulmi Licht., Bull. " " " " " p. Ixxvi (1875). 

 Gossyparia" " " " " " (6), ii,.p. xxxvni (1882). 



" " Loew, Wien. Ent. Zeit., ii, p. 6 (1883). 



" " How., Ins. Life, ii, p. 35 (1889). 



" " Lint., 6th Rep. Ins. N. Y., 1890, p. 189 (1891). 



" " Dougl.,Ent. Mon. Mag., xxviii, p. 161 (1S92). 



" " Craw, Rep. Cal. Bd. Hort., p. 90 (1894). 



" " Ckll., Ent. News, vi, p. 325 (1895). 



" " Lounsb., Bull. 28, Mass. Exp. Sta., p. 23 (1895). 



" " Lint., i2th Rep. Ins. N. Y., 1896, pp. 292, 317 (1897). 



'■• " Hillman, Bull. 36, Nev. Exp. Sta., p. 36 (1897). 



" " Kirkland, Mass. Crop Rep., June, p. 35 (1897). 



" " Britton, Rep. Conn. Exp. Sta., p. 273 (1898). 



Felt, Bull. 27, N. Y. St. Mus., p. 46 (1899). 



" " How., Can. Ent., xxxi, p. 96 (1899). 



" spuria Ckll., Pr. Ac. N. Sci. Ph., p. 268 (1899). 



" ulmi Britton, 24th Rep. Conn. Exp. Sta., pp. 319, 336 (1900). 



" " Felt, 5th Rep. Com. Fish, Gama, etc., p. 375 (1900). 



" " Quaint. &: Scott, Cocc. Amer., Dee. iii-iv, No. 3 (1901). 



" Felt, Bull. 57, N. Y. St. Mus., p. 17 (1902). 



" " Kuw., Pr. Cal. Ac. Sci., (3), iii, p. 52 (1902). 



Habitat.— Europe; Mass.; N. Y.; N. J.; Md.: D. C; Ohio; Mich.; 

 Nev.; Cal. 

 On various species of elm. 



