120 
THE PERIODICAL CICADA. 
Hildreth, S. P.— Am. Journ. Sci. and Arts, 1826, vol. 10, pp. 327-329. 
Habits and appearances detailed with considerable accuracy. 
Hildreth, S. P. — Ueber die americanische Cicada {Cicada septende- 
cim). (Fror. Not., Bd. 22, No. 426, 1828, pp. 33-35.) 
Booth, Jesse. — Ueber die Cicada septendecim. (Fror. Not., Bd. 22, No. 
468, 1828, pp. 84-87.) 
Hildreth, S. P. — Notices and observations on the American Cicada 
or Locust. Am. Journ. Sci. and Arts, 1830, vol. 18, pp. 47-50. 
Characters, habits, and appearances; refers also to existence of small forms. 
Hildreth, S. P. — Ueber Cicada septendecim — Isis, 1832, pp. 1059, 
1060. 
Children, J. G. — Proc. Ent. Soc. London, 1837, Vol. 1, p. xxx. 
Exhibited specimens of the different stages and read extract from a letter from 
Dr. Harlau, of Philadelphia, giving a brief statement on habits, 17-year brood, etc. 
Potter, Nathaniel. — Notes on the Locusta septentrionalis americanw 
decim septima. (Baltimore, J. Bobinson, 1839, 27 pp., 1 pi.) 
History, habits, descriptions, and figures of Cicada septendecim. 
Westwood, J. O.— Classification of Insects, II, p. 4, 1839-40. 
Brief account of the species and the reference to the literature. 
Phares, Dr. D. L. — Woodville, Miss. Bepublican, May 17, 1845. 
Published fact of a 13-year brood in Mississippi. 
Forsley, C. G-. — On the Cicada septendecim in 1835 in Louisiana. 
Proc. Bost. Soc. Nat. Hist., 1846, vol. 2, p. 162. 
Gives habits and distribution. 
Morris, M. H.— Proc. Acad. Nat. Sci. Phil., 1846, vol. 3, pp. 132-134. 
Ravages, habits, and the times of appearance at various places. 
Morris, M. H. — Apple and pear trees destroyed by the locust. Am. 
Agric, March, 1847, vol. 6, pp. 86, 87. 
Ravages, habits, and transformations. 
Hildreth, S. P. — Cicada septendecim in 1846. Am. Journ. Sci. and 
Arts, March, 1847, ser. 2, vol. 3, pp. 216-218, 1-2; Ann. and Mag. 
Nat. Hist., 1847, vol. 20, pp. 136-138. 
Habits of, in Ohio. 
Morris, M. H.— Proc. Acad. Nat. Sci. Phil., 1847, vol. 3, pp. 190, 191. 
Ravages of the larvae; enemies. 
Hildreth, S. P. — Die Siebzehujahr-locust {Cicada septendecim). Fror. 
Not., Bd. 3, No. 00, 1847, pp. 241-245. 
Hildreth, S. P. — Detail sur les moeurs de la Cicada septendecim. 
Institut, XVI, No. 744, 1848, pp. 107, 108. 
Morris, M. H. — Destruction of fruit trees by the seventeen-year 
locust. Am. Agric, September, 1848, vol. 7, p. 279. 
Notes on injuries to forest and fruit trees by the larvae. 
