RANGE OF KROODS IN ORDER OF FUTURE APPEARANCES. 
43 
The distribution, by States and counties, is as follows: 
Arkansas. — Franklin. 
< 'olorado. — Boulder. 
towa.—Lee (?). 
Nebraska. — Richai < tson. 
Brood II.— Tredeoimr- 1908. (Fig. 13.) 
This is a small brood, founded on records given by Dr. Smith. Some 
of the localities cited were confirmed and others negatived on the recur- 
rence of the brood in 18G9, as reported by Professor Iiiley in Bulletin 
No. 8 of this Division. Since that date two doubtful localities have 
beeu added, one in Virginia and the other in North Carolina, possibly 
based on 17-year broods which appeared in conjunction with this 
brood. 
Fig. 14.— Map showing distribution of Brood IV, 1909. 
The distribution, by States and counties, is as follows: 
Georgia. — Greene, Jasper, Muscogee, Walker, Washington. 
North Carolina. — Wilkes (?). 
Virginia. — Wise ( ?). 
Brood IV.— Tredecim— 1909. (Fig. 14.) 
This isoneof the broods representing the extreme southern range of 
the Cicada, and w T as recorded by Dr. Smith in Florida as occurring iu 
1844 and 1857. Its existence was confirmed in 1870, when records were 
obtained indicating its extension also into Alabama, Mississippi, and 
Tennessee. 
It is a brood which, according to report, does not seem to occur in 
