ERRATA. 



Page 97, in heading, for " chonology " read " chronology." 

 Page 177, in heading, for "eastern" read "return." 

 Pages 183-203, in heading, for meterology" read "meteorology." 

 Page 130, line 2 from bottom, for " grapes " read " grasses." 

 Page ISO, line 10 from bottom, for "they" read "there." 



Page 431, table for Breckenridge, Oct. and Nov., 1875, for " and 0" read " 10 and 

 6," respectively. 

 Page 431, line 2 from below, for " their number " read " these numbers." 

 Page 432, line 7, for " initial column" read " vertical columns." 



Page 432, line 15, for " data that " read " dates those." 



Page 75, Abbe at Omaha, August, 1868 ; and again August 13, 1869. 



1868. Saw many locusts flying and lighting; garden much damaged; saw thousands 

 of them ovipositing a few miles out of town. 



1869. Saw some, but only very few. 



1869. Was in Southeastern Dakota Aug. 5-10, and saw no 'hoppers. 



Page [72], line 24, after "broomweed" add ^' {Gutiei'ezia mici'ocephdla, Gray)." 



[295] 



