60 THE PERIODICAL CICADA. 
indicate thé starred counties and the small dots the unimportant or 
doubtful occurrences. 
The distribution, by States and counties, is as follows: 
District oF CoLnumBIA.—Throughout. 
Grorata.—(Gordon), (Habersham), (Rabun), (Towns), (Union), (White). 
Intino1s.—(Boone), Grundy(?), Jo Daviess, Johnson(?), (Lake), (McHenry) 
(McLean), (Putnam), (Stephenson), Vermilion, Whiteside,* (Winnebago), Wood- 
ford(?). 
Inprana.—Boone(?), Brown,* Carroll(?), (Clark), (Clay), (Crawford), (Daviess), 
Dearborn, Dubois(?), Floyd, Fountain, (Gibson), Grant, (Greene), Harrison, Jack- 
son(?), Johnson, Knox, (Lake), (Lawrence), Monroe, Morgan, Orange, Perry,* (Pike), 
(Posey), Putnam, Ripley, Scott, Steuben(?), Sullivan, Tippecanoe, (Vanderburg), 
(Vigo), Warrick, Washington, Wayne. 
Kentuckxy.— Adair,* Allen,* Anderson,* Barren, Bath, (Bourbon), Boyd,* Boyle,* 
(Breckinridge), Bullitt,* (Carter), Casey,* (Clark), (Clinton), Cumberland,* Edmon- 
son,* Estill,* (Fayette), (Fleming), Floyd,* (Franklin), Garrard,* Grayson,* Green, 
(Greenup), Hancock(?), Hardin,* Harrison, Hart, Henry, (Jackson), (Jefferson), 
Jessamine,* Johnson,* Knott,* Knox,* Larue,* Laurel, Lawrence,* Lee,* (Lewis), 
Lincoln,* Logan,* (McLean), (Madison), Magoffin,* Martin, Mason, Meade, Menifee, 
Mercer, (Metcalfe), Monroe,* (Montgomery), Nelson,* Nicholas,* Owen, Owsley,* 
Pendleton,* Perry, Pike,* (Powell), Pulaski,* Rockcastle,* Rowan,* (Russell), Scott,* 
Shelby,* Simpson, Taylor,* Trimble,* Warren,* Wayne,* Whitley, Wolfe. 
Marytanp.—Allegany,* Frederick,* Howard, Montgomery, Prince George, Wash- 
ington.* 
Massacuusetrs.—Barnstable,* Plymouth.* 
New Jersey.—Bergen, (Burlington), (Cape May), (Gloucester), (Mercer). 
New Yorx.—On Long Jsland* and in Richmond County. 
Norru Carotiwa.—Buncombe,* Caldwell,* Caswell,* Haywood,* Jackson, McDow- 
ell,* Madison,* Mitchell,* Watauga,* Wilkes,* Yancey.* 
Onto.—Adams,* Auglaize, Brown,* Butler,* Clermont,* Clinton,* Columbiana, 
Cuyahoga, Delaware, Fayette,* Gallia,* Greene,* Hamilton,* Highland,* J ackson, Law- 
rence,* (Meigs), Pike,* Preble, Ross,* Scioto,* Vinton,* Warren,* Washington. 
PrENNsytvyanra.—(Adams), Bedford,* Berks, Blair,* (Center), (Chester), Clearfield,* 
Clinton,* (Columbia), Cumberland, Franklin,* (Huntingdon), (Lancaster), Lehigh, 
Luzerne,* (Lycoming), (Mifflin), Montour,* Northuwmberland,* Potter, Snyder,* 
Schuylkill,* Tioga, Union,* York. 
TENNESSEE.—Anderson, Bledsoe,* Blount,* Campbell, Cannon,* Carter,* Cheat- 
ham,* Claiborne,* Clay, Cocke,* Coffee,* Cumberland,* Dekalb,* Fentress,* Frank- 
lin,* Grainger,* Greene,* Grundy,* Hancock,* Hawkins,* Johnson,* Macon,* Marion,* 
Morgan,* Overton,* Pickett,* Putnam,* Rhea,* Roane, Robertson,* Scott,* Stewart, 
Sullivan,* Unicoi,* Union, Warren,* White.* 
Virornta.—(Alexandria), Augusta,* Buchanan,* Dickenson,* Fairfax, Frederick,* 
Lee,* Nelson, Tazewell,* Wise.* 
Wesr Virarni1a.—Berkeley,* Boone,* Brooke, Cabell,* Doddridge, Fayette,* 
Greenbrier, Hampshire,* Hancock, Hardy, Jackson, Jefferson, Kanawha,* Lincoln,* 
Logan,* McDowell,* Mason,* Mercer,* Mineral,* Mingo,* Monroe, Morgan,* Pendle- 
ton, Pocahontas, Preston, Putnam,* Raleigh,* Ritchie, Roane, Wayne,* Webster, 
Wood ,* Wyoming.* 
Broop XV—Septendecim—1907. (Fig. 18.) 
This is one of the new 17-year broods indicated by the writer in 
Bulletin 18 (new series) of this Bureau, and consists of retarded 
eastern colonies of Brood XIV. The important colonies of this brood 
