158 THE PERIODICAL CICADA. 
1809. Walsh, B. D., and C V. Riley.— Am. Kiit.. February, Vol. I. p. 117. 
Comments on the above. 
1869. Riley, C. V.— The periodical Cicada. <lst Rept. Ins. Mo., March, pp. 18-42. 
General account following Walsh-Riley article in American Entomologist and incorporating 
facts on distribution of broods from Doctor Smith's manuscript, renumbering the broods 
and increasing them to twenty-two. 
1869. Rathvox, S. S. — Hatching of the 17-year Cicada. <Am. Xat., April, vol. 
3, p. 106. 
1869, Walsh, B. D., and C. V. Riley. — Out of evil there cometh good. <Am. 
Ent., June, Vol. I, p. 202. 
Probable abundance of the fruit crop in southern Illinois and in Missouri in 1869 due to the 
pruning of the trees by Cicada septendecim in 1868. 
1869. Walsh, B. D., and C. V. Riley. — The periodical Cicada. <Ain. Ent., 
June, Vol. I, p. 202. 
Request for records of appearance in 1869. 
1869. Walsh, B. D., and C. V. Riley. — Belated individuals of the periodical Cicada. 
<Am. Ent., July, Vol. I, p. 217. 
Occurrence of scattering individuals in years before or after their regular period. 
1869, Walsh, B. D., and C. V. Riley. — Eggs of periodical Cicada in savin-twig. 
<Am. Ent., July, Vol. I, p. 228. 
Answer to inquiry of J. A. Greason; Cicada septendecim ovipositing in twigs of Juniperus 
sabina. 
1869. Walsh, B. D., and C. V. Riley'. — The periodical Cicada; oui* fii'st brood 
established. <Ain. Ent., August, Vol. I, p. 244. 
Appearance in Connecticut of a brood in 1869. 
1869. Walsh, B. D., and C. V. Riley. — Insects named. <Am. Ent., Augtist, Vol. I, 
p. 251. 
Answer to inquiry of D. L. Phares; irregular appearance of Cicada tred^cim ( Tibicen 
septendecim). 
1869. Rathvox, S. S. — Cicada notes. <Am. Ent., Xoveinber, vol. 2, j). 51. 
Gives habits and appearance. 
1870. Riley, C. V. — The periodical Cicada alias the 17-year and 13-year locust. <<^\jn. 
Ent. and Bot., May, p. 211. 
Quotes from the 1st Ann. Rept. State Ent. Mo., the localities in which Cicada septendecim, 
and Cicada tredecim wiU appear in 1870, with requests for reports of the occurrence of these 
insects. 
1870. Kite, Wm. — The 17-year Cicada. <Ain. Nat., vol. 3, p. 106. 
1870. MoKRis, John G. — Seventeen-year locust two years too late. <.\jn. Ent. and 
Bot., September, vol. 2, p. 304. 
Occurrence of a retarded Cicada septendecim in Maryland in 1870; note on the year of the 
appearance of the Cicada in York County, Pa. 
1870. Walsh, B. D. — Am. Ent., October, p. 335. (Posthumc is paper.) 
Argues for the specific distinctness of 17 and 13 year races as illustrative of a general problem 
in article "On the Grape Eurj^tomides," etc. 
1870. R.VTiivox, S. S. — Periodical Cicada not in Kreutz Creek Valley. <;.\jn. Ent. 
and Bot., December, vol. 2, p. 372. 
Notes peculiarities in local distribution. 
J.870. McCuTCHEN, A. R. — Periodical cicadas in Georgia. <^Vin. Ent. and Bot., 
December, vol. 2, p. 372. 
Occurrence in Georgia in 1866, 1869, and 1870. 
1871. Le B arox, W. — Locust or periodical Cicada. <Prairie Farmer, April 29, vol. 42. 
Natural history. 
1871. Le Baron, W. — Prairie Farmer, June 3, vol. 42. 
Occurrence of lar^iTi of Cicada septendecim in southera Illinois. 
