48 
THE PERIODICAL CICADA. 
lying in the States of Iowa and Missouri. Records are given by Dr. 
Smith in both Iowa aud Illinois in 1844, and it has been regularly 
recorded since over a portion at least of its range. The Iowa distri- 
bution of the brood was carefully studied by Professor Bessey in 1878. 
The range of the brood as given below is based on the published 
records, together with a number of additional localities collected from 
the correspondence of the Division by Mr. Schwarz. 
The distribution, by States and counties, is as follows: 
Illinois. — Champaign, Fulton, Hancock, McDonough, Mason, Warren. 
Iowa. — Adair, Adams, Audubon, Boone, Cass, Dallas,, Davis, Decatur, Des Moines, 
Greene, Hamilton, Henry, Iowa, Jefferson, Jasper, Johnson, Keokuk, Louisa, 
Madison, Mahaska, Marion, Marshall, Monroe, Muscatine, Polk, Poweshiek, Ring- 
gold, Story, Taylor, Union, Van Buren, Wapello, Warren, Wayne, Webster. 
Fig. 18.— Map showing distribution of Brood XIV, 1913. 
Missouri. — Bates, Buchanan, Clark (?), Grundy, Henry, Johnson, Knox (?), 
Lewis (?), Macon ( ?), Marion (?), Monroe (?), Putnam, Kails (?), Randolph ( ?), 
Schuyler (?), Scotland (?), Shelby. 
Nebraska. — Johnson. 
Ohio. — Champaign. 
Brood XIV.— Septendecim— 1913. (Fig. 18.) 
This brood, described by Walsh-Riley as Brood X, succeeds Brood 
XIII by one year, and in the main appears to be a western extension 
of the latter, covering a portion of southwestern Iowa, eastern Kansas, 
and Indian Territory, with detached localities in Missouri and other 
