140 BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
2105. Riley, G. H. [The New Zealand Latrodectus.] <Insect Life, 
v. 2, September, 1889, p. 75. 
210G. Riley, G. Y. The willow-shoot saw-fly. < In sect Life, v. 1, July, 
1888, pp. 8-11,1 fig. 
Treats of Phyllcecns integer. 
2107. Riley, C. Y. The Hessian fly an imported insect. <Can. 
Entorn., July, 1888, pp. 121-127. 
2108. Riley, C. Y. The Morelos orange fruit worm. <Insect Life, 
v. 1, August, 1888, pp. 45-47, 1 fig. 
Injury to oranges by Trypeta ludens. 
2109. Riley, C. Y. A destructive cricket in Louisiana. <InsectLife, 
v. 1, September, 1888, pp. 87-88. 
Ravages of a species of Gryllus. 
2110. Riley, C. Y. The parsnip web-worm. <Insect Life, v. 1, Octo¬ 
ber, 1888, pp. 94-98, 1 fig. 
Detailed account of Depressaria. heracliana. 
2111. Riley, G. Y. A lady-bird parasite. <Insect Life, v. 1, Octo¬ 
ber, 1888, pp. 101-104, 2 figs. 
Centistes americana bred from MegiUa maculata. 
2112. Riley, C. Y. Remarks on the Hessian fly. <Iusect Life, v. 1, 
October, 1888, pp. 107-108. 
2113. Riley, G. Y. The orchid Isosoma, and a remedy for its injury. 
<Insect Life, v. 1, October, 1888, p. 121. 
Note on I. orchidearum in Europe. 
2114. Riley, O. Y. Some recent entomological matters of international 
concern. <Insect Life, v. 1, November, 1888, pp. 120-137, 11 
figs. 
Treats of leery a purcliasi, the Hessian fly, and the bop plant-louse. 
2115. Riley, G. Y. The parsnip web-worm. <Orange Judd Farmer, 
17 November, 1888, p. 319. 
2116. Riley, G. Y. The habits of Thalessa and Tremex. <Insect 
Life, v. 1, December, 1888, pp. 168-179, 1 pi., 4 figs. 
2117. Riley, G. V. Dosing trees with sulphur and other substances. 
<Sci. Amer., 8 December, 1888, p. 353. 
Not taken up in the circulation; all such remedies fallacious. 
2118. Riley, O. Y. Remarks on the Hessian fly. <Proc. 9th Ann. 
Meet. Soc. Prom. Agric. Sci., 1888, pp. 59-60. 
2119. Riley, G. Y. The value of arsenic as an addition to the kero¬ 
sene emulsion. <Trans. Amer. Hortic. Soc., 1888, pp. 199-203. 
2120. Riley, G. Y. Further notes on the hop plant louse. <Proc. 
9th Ann. Meet. Soc. Prom. Agr. Sci., 1888, pp. 55-59. 
2121. Riley, C. Y. Insecticide appliances. <Insect Life, v. 1, Feb¬ 
ruary, 1889, pp. 243-249, 4 figs.; March, 1889, pp. 263-268, 6 
figs. 
Treats chiefly of the modifications of the Riley or Cyclone nozzle. 
