248 BIBLIOGRAPHY OP ECONOMIC ENTOMOLOGY. 



1749. EILEY, C. V. A new genus of Proctrotrupidce. <Ainer. Ent., 



February, 1880 [v. 3], n. s., v. 1, p. 52, figs. 13-14. .Review: 

 <lbid., December, 1880 [v. 3], n. s., v. 1, p. 293. 



Description and figures of Didictyum [ = Hexaplasta] zigzag n. g. et n. sp. 

 reared from chrysalis of Alelia argillacea [=xylina'\. 



1750. EILEY, C. V. Agricultural advancement in the United States. 



<Farmer's Eeview, 1880, v. 4: 4 March, p. 158; 11 March, 

 p. 174. S.-b. No. 23, pp. 153-158. Notice: <Ibid., 4 March, 

 1880, p.. S.-b. No. 23, p. 150. Eeprint: <Journ. Amer. 

 Agric. Assoc., April, 1881, v. 1, pp. 47-54. Separate of re- 

 print: <August, 1881, pp. 47-54. 



Suggestions for the organization of an agricultural association ; comparison 

 of the relations of government to the advancement of agriculture in Eng- 

 land, Germany, France, and the United States ; necessary changes in the 

 United States Department of Agriculture. 



1751. EILEY, C. V. Parasites of the plum Curculio. <Farmer's Ee- 



view, 4 March, 1880, v. 4, p. , 2 figs. S.-b. No. 23, pp. 169- 

 170. 



Figures of larva, pupa, cocoon, and images of Sigalphus curculionis ; habits, 

 variations, usefulness, and dissemination of the same; habits, colors, and 

 seasons of Porizon [= Thersilochus] conotracheli. 



1752. [EiLEY, .0. V.] Trapping the carpet-beetle. <Amer. Ent., 



March, 1880 [v. 3], n. s., v. 1, pp. 53-55, fig. 15. 

 Figures larva, pupa> and imago of Anthrenus scrophularice ; food-plants and 

 habits of imago and ravages of larva ; importation, distribution, vernacu- 

 lar names of and means against the same. 



1753. [EiLEY, 0. V.] Silk-worm eggs: Silk culture. <Amer. Ent., 



March, 1880 [v. 3], n. s., v. 1, p. 55. 

 Method of obtaining eggs of Sericaria mori and information on silk culture. 



1754. [EiLEY, O. V.] [Hickory Scolytus.] <Amer. Ent., March, 1880 



[v. 3], n. s., v. 1, p. 58. 

 Occurrence of Scolytus quadrispinosus in Washington Territory. 



1755. [RILEY, C. Y.j [Tenacity of life.] <Amer. Ent., March, 1880 



[v. 3], u. s., v. 1, p. 68. 



Kesistance of Cleonus sp. to the influence of various insecticides. 



1756. [EILEY, C. V.] [Danais archippus.] <Ainer. Ent., March, 1880 



[v. 3], n. s., v. 1, p. 73. 

 Occurrence of a colorational variety on the island of Antigua. 



1757. [BiLEY, C. V.] Eeports of the U. S. Entomological Commission. 



<Amer. Ent., March, 1880 [v. 3], n. s., v. 1, p. 73. 

 Method of obtaining the first report of the U. S. Entomological Commission. 



1758. [EiLEY,C.V.] [Habits of the cotton-moth.] <Amer. Ent, March, 



1880 [v. 3], n. s., v. 1, p. 74. 



Eeqnest for information on the habits of the imago and the food-plants of the 

 larva of Aletia argillacea [=xylina~\ during March and April. 



1759. [EILEY, C. V.] Typhlodromus pyri. <Amer. Ent., March, 1880 



[v. 3], n. s., v. 1, p. 74. 

 Reference to early account of the pear-leaf blister-mite. 



