BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
29 
353. Cooley, R. A. Division of entomology. <Bnll. No. 3G, Mass. 
Agric. Exp. Sta., February, 1896, pp. 20, 9 tigs. 
Notes on Galeruca xanthomelccna, rscudococcus aceris, Thxjreus abbotii, and 
A sp idiot us pcrnicio8U8. 
354. Cooper, E. Annual address. <Fourth Biennial Rept. State Bd. 
Hortic. Calif, for 1893-94 (1894), pp. 240-250. 
Need of importation of parasites. 
355. Cooper, E., and Lelong, B. M. Insecticides approved by tlie 
State Board of Horticulture. <Pacific Rural Press, 24 August, 
1889, pp. 146-147. 
Remedies for Aspidiotus perniciosus, A. aurantii, Icerya purchasi, Lecanium 
oleiv, Schizoneura lanigera , Sanniuapacifica, and others. 
356. Coquillett, D. W. Supplementary report on the gas treatment 
for scale insects. <Insect Life, v. 1, August, 1888, pp. 41-42. 
357. Coquillett, D. W. Gas treatment for Icerya. <Pacific Rural 
Press, 13 October, 1888, p. 313. 
358. Coquillett, D. W. [Increased ravages of Icerya in California.] 
<Insect Life, v. 1, October, 1S88, p. 110. 
359. Coquillett, D. W. [A California enemy to walnuts.] <Iusect 
Life, v. 1, November, 1888, pp. 156-157. 
Undetermined Tortricid larva. 
360. Coquillett, D.W. Improved methods in chemical fumigation. 
<Third Biennial Rept. Calif. StateBd. Hortic., 1888, pp. 174-177. 
361. Coquillett, D. W. The scale destroyer. <Paeific Rural Press, 
5 January, 1889, p. 14. 
Notes on VedaHa cardinalis. 
362. Coquillett, D. W. [Hydrocyanic acid gas treatment for scale 
insects.] <Insect Life, v. 1, March, 1889, p. 286. 
363. Coquillett, D.W. The corn worm or boll worm in California. 
<Insect Life, v. 1, May, 1889, pp. 331-332. 
Also describes a parasite, Tachina (Masicera) armigera. 
364. Coquillett, D.W. [The Australian lady bird.] <lnsect. Life, 
v. 1, June, 1889, pp. 377. 
365. Coquillett, D.W. [Application to prevent Icerya from ascend¬ 
ing trees.J <Insect Life, v. 1, June, 1889, p. 378. 
366. Coquillett, D.W. [New food-plant and enemy of Icerya.] <Insect 
Life, v. 2, August, 1889, p. 49. 
Icerya on a conifer; Icerya preyed upon by Telepltorus consors. 
367. Coquillett, D.W. The imported Australian lady-bird. <Insect 
„ Life, v. 2, September, 1889, pp. 70-74, 2 figs. 
Treats of Vedalia cardinalis. 
368. Coquillett, D.W. Resin wash for the red scale. <Orange News, 
11 September, 1889. 
Gives the results of experiments with the wash. 
