LITERATURE CITED. 



Grote, A. R. A new lepidopterous insect injurious to vegetation. In Canad. Ent., 



vol. 9, No. 9, p. 161-163. September, 1877. 

 Grote, A. R. Note on the structure of Nephopteryx zimmermani. In Canad. Ent., 



vol. 10, No. 1, p. 19, January, 1878. 

 Zimmerman, Chas.'D. In Canad. Ent., vol. 10, No. l,.p. 20, January, 1878. 

 Kellicott, D. S. Observations on Nephopteryx zimmermani. In Canad. Ent., vol. 



11, No. 6, p. 114-116, June, 1879. 

 Grote, A. R. On the neuration in certain genera of Pyralidae. In North American 



Entomologist, vol. 1, No. 2, p. 9-12, August, 1879. 



Page 11. Pinipestis zimmermani. 

 Packard, A. S. Insects injurious to forest and shade trees. U. S. Dept, Interior, 



Ent. Com., Bui. 7, 275 p., 100 fig., 1881. 



Pages 182-184. Nephopteryx (Pinipestis) zimmermanni Grote. 



Packard, A. S. Insects injurious to forest and shade trees. U. S. Dept. Agr., 5th 

 Rpt. Ent. Com., 952 p., 38 pi., 306 fig., 1890. 

 Pages 731-733. Nephopteryx (Pinipestis) zimmermanni Grote. 

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