46 BULLETIN 19, U. S. DEPARTMENT OF AGRICULTURE. 
1895. Gillette, C. P., and Baker, C. F. Colo. Agr. Exp. Sta., Bui. 31, p. 113. 
•' Typhlocyba vitifex Harr. var. coloradensis Gill." Brief mention of date collected. 
1895. Comstock, J. H. Manual for the Study of Insects, p. 154. Ithaca. 
"The grape-vine leafhopper (Erythroneura vitis)."' Brief mention of appearance, habits, and 
remedies. 
1896. Lugger, Otto. Minn. Agr. Exp. Sta., Bui. 48, pp. 61-65. 
"Grape-vine leaf-hoppers (Typhlocyba sp.)." Discussion of applications: Kerosene and 
water, sheep dips. Recommends burning leaves and rubbish to destroy hibernating adults. 
1896. Marlatt, C. L. U. S. Dept. Agr., Yearbook, 1895, pp. 400-402. 
"The grape leaf-hopper ( Typhlocyba vitifex Fitch)." Injury, life history, habits. Remedies: 
Kerosene emulsion, sticky shields. 
1896. Marlatt, C L. Arner. Nat., vol. 30, p. 759, September. 
"Grape insects." Review of U. S. Dept. Agr. Yearbook article, 1895. 
1896. Slingerland, M. V. Rural New Yorker, vol. 55, p. 689, October 17. 
"The grapevine leaf-hopper." Brief discussion of life history, injury to grapevines. Reme- 
dies: Spraying with kerosene emulsion, tobacco dust, sticky shields. 
1896. Smith, J. B. Economic Entomology, ed. 2 rev., pp. 148-149. Philadelphia. 
" The grape ieaf-hopper ( Erythroneura vitis)." Brief mention. 
1897. Woodworth, C. W. Cal. Agr. Exp. Sta., Bui. 116. 
"California vine hopper." Detailed description of life history and habits, extent of injury, 
remedial measures. Recommends use of sticky fans and nets for catching adults. 
1897. Woodworth, C W. Univ. Cal. Agr. Exp. Sta., App. to Yiticultural Rept., 
1896, p. 219. 
Brief mention, use of sticky fans for vine hopper. 
1900. Gillette, C. P. Annual Report Colorado Agricultural Experiment Station, 
p. 126. 
"Important insects of the year, Leafhoppers( Typhlocyba sp.)." Brief statement of spring food 
plants and breeding habits on grapevines and Virginia creeper. 
1901. Felt. E. P. N. Y. State Mus., Bui. 53, pp. 737-738, 838. 
" Grapevine leaf-hopper." Brief mention. 
1902. Felt, E. P. U. S. Dept. Agr., Div. Ent., Bui. 37, p. 103. 
Brief note. 
1903. Twelfth Report Oklahoma Agricultural Experiment Station, 1902-1903, p. 49. 
" Grapevine leaf-hopper." Brief mention. Recommends dusting with equal parts of sulphur 
and fresh lime or pyrethrum. 
1904. Slingerland, M. V. Cornell Univ. Exp. Sta., Bui. 215. 
" The grape leaf-hopper ( Typhlocyba comes Say)." Full discussion of distribution, injury, life 
history, habits, and remedial measures; many illustrations. 
1904. Smith, J. B. Report of the New Jersey Agricultural College Experiment Sta- 
tion, pp. 651-659. 
"Rose-leaf tobacco extract." Describes experiment against grape leafhopper on a few vines 
with this spray, applying it to underside of grape leaves. 
1907. Quaintance, A. L. U. S. Dept. Agr., Farmers' Bui. 284, pp. 19-22. 
" Grape leaf-hopper." Distribution, life history, description, injury, remedies. 
1907. Quayle, H. J. Cal. Agr. Exp. Sta., Bui. 192, pp. 111-116. 
"The vine hopper ( Typhlocyba comes Say)." Injury to grapevines, life history. Remedies: 
Hopper cage, spraying. 
1908. Quayle, H. J. Journ. Econ. Ent., vol. 1, pp. 182-183. 
"The California life history of the grape leaf-hopper ( Typhlocyba comes Say)." 
1908. Quayle, H. J. Cal. Agr. Exp. Sta., Bui. 198. 
"The grape leaf-hopper ( Typhlocyba comes Say)." Full discussion of destruction, distribu- 
tion, life history, habits, and remedial measures. Many illustrations. 
