BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
19 
163. Chittenden, F. H. The squash-vine borer. <Cir. No. 38, 
s. s., Div. Ent., U. S. Dept. Agric., April, 1899, pp. 6, 2 figs. 
A general account of the insect. 
161. Chittenden, F. H. Insects injurious to beans and peas. <Year- 
book Dept. Agric. f. 1898 (May, 1899), pp. 232-260, 17 figs. 
A general account of the various species. 
165. Chittenden, F. H. Insect enemies of the white pine. <Bull. 
No. 22, Div. Forestry, U. S. Dept. Agric., September, 1899, 
pp. 55-61, 10 figs. 
Brief notice of a number of species. 
166. Clark, I. M. Lye after kerosene. <Pacific Rural Press, 15 
April, 1899, p. 230. 
Treatment for San Jose scale. 
167. Coates, L. San Jose scale in Eastern orchards. <Calif. Fruit 
Grower, 5 February, 1898, p. 1. 
168. Cockerell, T. D. A. The palmetto scale. <Garden and For¬ 
est, 13 January, 1897, p. 19. 
Note on Comstochiella sabalis. 
169. Cockerell, T. D. A. The codling moth. <S. W. Farm and 
Orchard, January, 1897; May, 1897. 
170. Cockerell, T. D. A. On the danger to American horticulture 
from the introduction of injurious insects. Mesilla, N. Mex., 
15 February, 1897, pp. 1. 
Treats chiefly of scale insects, giving a list of exotic injurious species. 
171. Cockerell, T. D. A. Further note on Aspidiotus ancylus. 
<S. W. Farm and Orchard, March, 1897. 
172. Cockerell, T. D. A. A new mealy-bug ( Dactylopius pseudo- 
nipce). <Science Gossip, April, 1897, p. 302. 
Found in hothouses in Michigan and California. 
/ 
173. Cockerell, T. D. A. An orchid scale {Aspidiotus hi for mis). 
<Garden and Forest, 21 April, 1897, p. 158. 
174. Cockerell. T. D. A. Scymnrn marginicollis. <Garden and 
Forest, 5 May, 1897, p. 179. 
175. Cockerell, T. D. A. Notes on scale insects. <Calif. Fruit 
Grower, 8 May, 5 June, 3 July, 25 September, 1897. 
Notes on predaceous Coccinellids. 
176. Cockerell, T. D. A. Forbes’ scale ( Aspidiotus forbesi) in 
Mesilla. <S. Y r . Farm and Orchard, May, 1897, p. 5. 
177. Cockerell, T. D. A. Contributions to coccidology—II. <Amer. 
Nat., July, 1897, p. 588-592. 
178. Cockerell, T. D. A. Tbe codlin moth. <Garden and Forest, 
25 August, 1897, p. 336. 
