54 
THE PERIODICAL CICADA. 
Mercer, Mifflin* Monroe* Montgomery * Montour,* Northampton* Perry * Philadel- 
phia* Schuylkill* Snyder * Somerset * Union* York* 
Texn'essee. — Benton, Bledsoe, Blount * Bradley, Carroll, Carter, Claiborne, Cum- 
berland, Dyer, Gibson, Grainger, Greene,* Hamblen* //a?/n7fon,* Hancock, Hawkins.* 
(James(?)), Jefferson,* Johnson* Knox* Loudon* McMinn* Montgomery, Obion, 
Polk* Rhea, Roane, Robertson, (Scott), Sevier,* Smith,* (Sullivan), Washington * 
Weakley, "White, Williamson. 
Vermont. — (Rutland.) 
ViUGiNiA. — Alexandria* Augusta, {Carroll), Clarke,* Fairfax,* Fauquier, Frederick,* 
Grayson, Lee,* Loudoun,* Orange, Prince William.* Roanoke, (Spottsylvania t. 
Warren,* Wise, Wythe. 
West Virginia. — Barbour, Berkeley,* Boone, Cabell, Grant,* Greenbrier, Harup- 
shire,* Hardy,* Harrison,* Jefferson,* Lincoln, Logan, McDowell. Mason, Mineral * 
Mingo, Monroe, Morgan, Ohio, Pocahontas, Preston,* Putnam, Raleigh, Roane 
Tucker,* Wayne. 
Wisconsin. — Dane, (Sauk). 
Fig. 14.— Map showing distribution of Brood XI. 19-0. 
Brood XI— Septendecim— 1920. (Fig. 14.) 
This is a small brood limited, for the most part, to the valley of the 
Coimecticut River in the States of Massachusetts and Connecticut, 
w ilh one colony in the vicmity of Fall River separated from the main 
swarm. Tt is Brood I of Walsh-Riley and Brood 9 of Fitch, ^vho 
rej)()r(s it as havin<=: occurred in LS18 and ISoo. It was recorded also 
l)y Di-. (lideon B. Sinitli from 1707 to 1852, and the <z:oiuiineness of 
the brood was fully established in 1869, Like most small broods in 
settled regions, it is being greatly reduced in numbers, and in 1903 
