THE LESSER CORN STALK-BORER. 25 
LITERATURE CITED. 
(1) Zeller, P. C. 
1848. Exotische Phyciden. In Isis [Herausgegeben] von Oken, [v. 41], col. 
857-890. 
Columns 883-885. Pempelia lignosella. Original description of species and three 
varieties from specimens from Brazil, Uruguay, and Colombia, South America, and 
from " Carolina," North America. 
(2) Blanchard, E. 
1852. Fauna Chilena. Insectos. 471 p. Paris. (Gay, Clandio. Historia 
Fisica y Politica de Chile . . . Zoologia, T. 7). 
Page 105. Elasmopalpus angustellus. Original description from specimen taken at 
Concepcion, Chile. Also the original characters of the genus Elasmopalpus erected for 
angustellus. 
(3) Zeller, P. C. 
1872. Beitrage zur Kenntniss der nordamerikanischen Nachf alter, besonders 
der Microlepidopteren. In Verhandl. K. K. Zool. Bot. Gesells. 
Wien, Bd. 22, p. 446-566. 
Page 544. Pempelia lignosella Zeller. Records the species from Brazil and Colombia, 
South America, "Carolina," and Texas. One pair taken July 15 and two females 
August 15 in Texas. Also gives the original description of the varieties incautella and 
tartarella each from one specimen taken August 21 in Texas. 
(4) Zeller, P. C. 
1874. Lepidoptera der Westkiiste Amerika's. In Verhandl. K. K. Zool. 
Bot. Gesells. Wien, Bd. 24, p. 423^48, 1874. 
Page 430. Pempelia lignosella Zeller. Description of a new variety from Valparaiso, 
Chile, listed as var. B. 
(5) Berg, C. 
1875. Patagonische Lepidopteren beobachtet auf einer Reise im Jahre 1874. 
In Bui. Soc. Imp. Nat. Moscou, t. 49, no. 3, p. 191-247. 
Pages 228-229. Elasmopalpus angustellus Blanchard. Adds details to Blanchard's 
description and records tbe species from Buenos Aires, Cordova, and Carmen de 
Patagones. 
(6) Berg, C. 
1877. Contribucion al estudio de la fauna entomologica de Patagonia (con- 
clusion). In An. Soc. Cien. Argentina, torn. 4, entrega 4, p. 199-211. 
• Pages 209-210. Pempelia lignosella Zeller. Places angustellus Blanch, as synonym of 
lignosellus Zeller, thus reducing Elasmopalpus to a synonym of Pempelia. 
(7) Zeller, P. C. 
1881. Columbische Chiloniden, Crambiden, und Phycitiden. In Hor. Soc. 
Ent. Ross., v. 16, p. 154-256, pi. 11-12. 
Page 180. Pempelia lignosella Zeller. Notes on a collection of 25 specimens from 
Colombia, South America, with a discussion of the varieties and variation of the species. 
(8) Riley, C. V. 
1882. The smaller corn stalk-borer. (Pempelia lignosella Zeller.) In U. S. 
Dept. Agr. Rpt. for 1881, p. 142-145, -pi. 7. 
Pempelia lignosella Zeller. General account of history, injury in United States, 
description of larva and pupa, and figures of stages and work. 
(9) Riley, C. V. 
1882. New insects injurious to agriculture (abstract). In Proc. Amer. Assoc. 
Adv. Sci. 30th meeting, Cincinnati, Ohio, August, 1881, p. 272-273. 
Page 272. In the abstract of a paper presented before the American Association 
for the Advancement of Science, refers to this species as " a new pyralid" injuring corn 
in the Southern States. 
