64 
BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
8S9. Howard, L. O. The peach-twig moth and its parasite. <Insect 
Life, v. 1, December, 1888, pp. 19G-197. 
Notes on Anarsia lineatella and its parasite, Copidosoma variegatum. 
890. Howard, L. O. The chinch bug: A general summary of its history, 
habits, enemies, and of the remedies and preventives to be 
used against it. <Bull. 17, Div. Ent. U. S. Dept. Agric., 1888, 
pp. 48, 10 figs. 
891. Howard, L. O. Three new parasites of leery a. <Iusect Life, v. 
1, March, 1889, pp. 268-270, 3 figs. 
Descriptions of Thoron opacus, Coccopliagus californicus, and Encyrtus dubius. 
892. Howard, L. O. Natural gas and the plum curculio. <Orchard 
and Garden, June, 1889. 
893. Howard, L. O. A newly imported elm insect. <Insect Life, v. 
2, August, 1889, pp. 34-41, 5 figs. 
Detailed account of Gossyparia ulmi. 
894. Howard, L. O. The rabbit grub. <Sci. Arner., 31 August, 1889. 
Notes on Cuterebra cuniculi. 
895. Howard, L. O. Association of economic entomologists. <lnsect 
Life, v. 2, December, 1889, pp. 177-184. 
Abstract of the proceedings of the first meeting. 
896. Howard, L. O. Irrigation and injurious insects. <Insect Life, 
v. 2, January and February, 1890, pp. 215-222. 
897. Howard, L. O. Some new parasites of the grain plaut louse. 
<Insect Life, v. 2, January and February, 1890, pp. 246-248, 
3 figs. 
Descriptions of Pachyneuron micans, Megaspilus niger, and Encyrtus websteri. 
898. Howard, L. O. The host relations of parasitic Hymenoptera. 
<Insect Life, v. 3, March, 1891, pp. 277-279. 
899. Howard, L. O. A note on parasites. <Iusect Life, v. 4, October, 
1891,pp.48-49. <22d Ann. Eept.Ent.Soc. Out., 1891,pp.68-69. 
900. Howard, L. O. The larger corn stalk borer. <Insect Life, v. 4, 
November, 1891, pp.' 95-103, 3 figs. 
Detailed account of Diatrcca saccliaralis. 
901. Howard, L. O. The habits of Pachyneuron. <Proc. Ent. Soc. 
Wash., v. 2, pp. 105-109, 1891. 
902. Howard, L. O. The parasites of the Hemerobiime. <Proc. Ent. 
Soc. Wash., v. 2, pp. 123-124,1891. 
903. Howard, L. O. Extension of the use of arsenites. <Orchard and 
Garden, February, 1892, p. 24. 
904. Howard, L. O. Injury to peach twigs. <Orchard and Garden, 
March, 1892, p. 144. 
Work of OEcanthus niveus. 
905. Howard, L. O. A new Icerya parasite. <Insect Life, v. 4, 
August, 1892, pp. 378-379. 
Description of Cerchysius icenjw. 
