ERRATA. 



All contributors to Volume 2 have been invited to send in errata found in tLeir 

 contributions, and the volume has been scanned with some care by the Editor. The 

 following errata, deemed worthy of notice, have been detected : 



•age 56, line 12 from 



top (in cut) ; 



for "N." read S. S. W. 



140 " 7 " 



bottom 





" " dentrification " " devitrification 



144 " 10 " 



u 





" "northwest" " no ist. 



209 " 6 " 



top 





" "1891" " 1890. 



222 " 4 " 



bottom 





substitute 1 7th Ann. Rep. Geol. and G^ 



290 

 318 

 331 



346 

 346 



354 

 428 

 457 

 460 

 478 

 482 

 506 

 515 

 518 

 522 

 521 



10 

 2 



11 



22 



18 

 18 



3 

 21 



7 

 21 

 16 

 12 

 17 



9 

 12 



Surv., 1874, p. 211. 

 " " t Rep. Chief of Engineers for 1876, 



pt. 3, p. 394. 

 " for "ANTREOPOBA " read ARTHROPODA. 



top " " well " " well as. 



after "LIMESTONE" add AT RUTLAND, 

 VERMONT. 

 " for " along only " read only along. 



" (III); add foot-note Analysis by G. W. Hawes, Am. 



Jour. Sci., 3d ser., vol. IX, 1875, p. 185. 

 " (in cut) ; for " Whin — 25^ " read Whin — 10^ 



bottom 

 top 



(( 



(( 

 bottom 



top 



bottom 



top 



' ' aiiguilliformis ' ' 

 "Azhtabula " 

 "stream and " 

 "St. Cyr" 

 '■'■Lituites nudatus 

 " upper half" 

 " pedernalis " 

 " except " 

 "Archean " 

 ik' Eocene debris " 



auguiliformis. 

 Ashtabula, 

 stream, and. 

 Saint-Cyr. 

 Trochoceras halli. 

 white band. 

 peruviamis. 

 except perhaps, 

 alleged Archean. 

 Comanche debris. 



(xiv) 



