119 



1885. Forbes, S. A.— Idem. 14th Rep. St. Ent. 111., p. 23. Injury 

 to Indian corn in Southern lUinois. 



Family Acrididje. 



77. Thk Red- Legged Locust, 



{Pezotettix femiir-ruhnim, DeG.) 



1773. De Geer, Carl. — Acridium femur-rnhrum. Mem. pour Serv., 

 p. 498, pi. 42, fig. 5. Original description. 



1842. Harrts, T. W. — AcrycUum femur -ruhrum. Rep. Mass. Ins. 

 Description of imago, and brief account of habits, life his- 

 tory, and injuries. 



1862. Harris, T. W.— Idem. Insects Injurious to Vegetation, 3d 

 ed., p. 174. (See under 1842.) 



1865. Thomas, Cyrus. — Acridium femur-ruhrum. Trans. 111. St. Bd. 

 Agr. v., 451. Description of imago; habits; and distribution. 



1868. Walsh and Rtley. — Caloptenus femur-ruhrmn. Amer. Ent. I., 



16. Abundance in Illinois in 1868. 



1838. Walsh, B. D.— Idem. 1st Rep. St. Ent. 111., pp. 99-101. 

 Compared to Caloptenus spretus. Injuries to Indian corn. 

 Occurrence and past history in Illinois. 



1869. Packard, A. S., Jr. — Idem. Guide to the Study of Insects, 



pp. 569, 570, fig. 564b. Abundance and distribution. 



1872. LeBaron, Wm.— Idem. 3d Rep. St. Ent. III., p. 157. Ac- 



count of a parasitic mite. 



1873. Thomas, Cyrus.— Idem. Rep. U. S. Geol. Surv. Terr. V., Part 



I., 163. (Synopsis of the Acrididae of N. A.) Description 

 of imago. Distribution. 



1875. Glover, Townend.— Idem. Rep. Com. Agr. 1874, pp. 126, 136. 

 Occurrence and damage in Eastern States. 



1877. Thomas, Cyrus.— Idem. 6th Rep. St. Ent. 111., p. 45. Re- 



placed in Illinois during season of 1875 by Caloptenus atlanis. 



1878. R:ley, C. V.— Idem. 1st Annual Rep. U. S. Ent. Com., pp. 



443-448. Migratory habit, distribution, and injuries. 



Thomas, Cyrus.— Idem. 7th Rep. St. Ent. 111., pp. 38-40. De- 

 scription of male and female, and comparison with Calop- 

 tenus spretus. 



1880. Thomas, Cyrus.— Idem. 9th Rep. St. Ent. Ent. 111., pp. 124- 

 126, 131-140. Description of male and female ; life history ; 

 injuries; remedial agencies. 



1885. Forbes, S. A. — Pezotcttix femur-ruhrum. 14th Rep. St. Ent. 111., 

 p. 23. Injury to Indian corn. 



