54 THE PERIODICAL CICADA, 
Mercer, Mifjjlin,* Monroe,* Montgomery,* Montour,* Northampton,* Perry,* Philadel- 
phia,* Schuylkill,* Snyder,* Somerset,* Union,* York.* 
TENNESSEE.—Benton, Bledsoe, Blount,* Bradley, Carroll, Carter, Claiborne, Cum- 
berland, Dyer, Gibson, Grainger, Greene,* Hamblen,* Hamilton,* Hancock, Hawkins,* 
(James(?)), Jefferson,* Johnson,* Knoxr,* Loudon,* McMinn,* Montgomery, Obion, 
Polk,* Rhea, Roane, Robertson, (Scott), Sevier,* Smith,* (Sullivan), Washington,* 
Weakley, White, Williamson. 
Vermont.—( Rutland.) 
Virenta.—Alerandria,* Augusta, (Carroll), Clarke,* Fairfax,* Fauquier, Frederick,* 
Grayson, Lee,* Loudoun,* Orange, Prince William,* Roanoke, (Spottsylvania), 
Warren,* Wise, Wythe. 
West Virerta.—Barbour, Berkeley,* Boone, Cabell, Grant,* Greenbrier, Hamp- 
shire,* Hardy,* Harrison,* Jefferson,* Lincoln, Logan, McDowell, Mason, Mineral,* 
Mingo, Monroe, Morgan, Ohio, Pocahontas, Preston,* Putnam, Raleigh, Roane, 
Tucker,* Wayne. 
Wisconsin.—Dane, (Sauk). 
= 
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o 
0) 
o 
v 
v 
Fig. 14.—Map showing distribution of Brood X1, 1920. 
Broop XI—Septendecim—1920. (Fig. 14.) 
This is a small brood limited, for the most part, to the valley of the 
Connecticut River in the States of Massachusetts and Connecticut, 
with one colony in the vicinity of Fall River separated from the main 
swarm. It is Brood I of Walsh-Riley and Brood 9 of Fitch, who 
reports it as having occurred in 1818 and 1835. It was recorded also 
by Dr. Gideon B. Smith from 1767 to 1852, and the genuineness 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 
