140 
1879. Axon.— Canadian Ent., XI, p. 202. 
Mentions carnivorous habits. 
1879. CoMSTOCK, J. H. — Report on Cotton Insects. U. S. Dept. Agric. 1879, pp. 
287-315, pi. II, text-figs., 76, 77. 
Very complete, covering natural history and remedies. 
1879. French, G. H. — Corn AVorm. Pacific Rural Press, Sept. 13. 
Tall varieties of corn perhaps attacked less than short varieties. 
1880. BuTLEE, A. G. — On a second Collection of Lepidoptera made in Formosa by 
H. E. Hobson, Esq. Proc. Zool. Soc. London, 1880, p. 676. 
Listed with the synonymic Hdiotliis succinea Moore, 
1880. Claypole, E. W. — Heliotlils armiger feeding on Hard Corn. Amer. Ent., Ill 
(n. series, I), p. 278 
Abundance, habits, and ravages on corn in Ohio; injury by second brood; 
percentage of corn infested. 
1880. CoMSTOCK, J. H. — The Bollworm. Ann. Rept. V. S. Commissioner Agric. f. 
1879, pp. 332-347. 
Condensed accomit of the bollworm from Comstock (1879). 
1880. Jones, R. W. — Effect of Pyrethrum on Bollworms. Amer. Ent., Ill (n. ser., 
I), pp. 251-252. 
Report of experiments with pyrethrum extract on the larvae. ' 
1880. JoxES, R. W. — Bollworm devouring the Cotton Worm. Amer. Ent., Ill (n. 
series, I), p. 253. 
Recorded as eating the pupae of Alabama {Aletia) argiUacea. 
1880. JoxEs, R. W. — Uselessness of Yeast Ferment. Amer. Ent., Ill (n. series, I), 
p. 296. 
Record of experiments with yeast ferment on bollworms. 
1880. Riley, C. V. — AVorms on Cabbage — Bollworm feeding on Leaf. Amer. Ent., 
Ill (n. series, I), p. 254. 
Records larva feeding on the leaves of cabbage. 
1880. Stelle, J. P. — Boll Rot caused by Bollworms. Amer. Ent., Ill (n. series, I), 
p. 250. 
Treats of the abundance and injuries of the bollworm in Texas. 
1880. Stelle, J. P. — Road Dust Against Cotton Worms. Amer. Ent. I^I (n. series, 
I), p. 251. 
Mentions the fact that road dust diminishes destructiveness. 
1881. Cook, A. J.— Canadian Ent., XIII, p. 215. 
First attack on corn in Michigan, in 1880. 
1881. CoQuiLLETT, J). W. — HeliotMs armigera. 10th Rept. State Ent. Illinois, in 
Trans. Dept. Agric. Illinois, XVIII, 1880, append., p. 150, fig. 51, a-f. 
Brief description of the larva, with copied figures of the stages. 
*1881. LiNTNEK, J. A. — Ontario County Times, Nov. 9. 
History and habits. 
1881. LiNTXEE, J. A. — The Corn Worm, HeUothis armigera. Cult, and Country 
Gentleman, Xov. 24, XL VI, p. 759. 
Character of larva and adult; ravages and feeding habits. 
1881. MooRE, F. — Description of Xew Genera and Species of Asiatic Nocturnal Lepi- 
doptera. Proc. Zool. Soc. London, 1881, pp. 360, 362. 
Description of HeliotMs obsoleta Fab., as HeUothis succinea Moore. A struc- 
tural peculiarity of obsoleta is mentioned. 
1881. Riley, C. V. — The Bollworm, alias Corn Worm. Ann. Rept. U. S. Commis- 
sioner Agric. f. 1881, pp. 85-92. Separate, W^ashington, 1883, p. 145. 
Practically an advance print from 4th Rept. \J. S. Ent. Comm. Vide Riley 
(1885). On food plants other than cotton. 
