EUROPEAN AND AMERICAN DEVONIC FORMATIONS 



297 



co 



j 5" 



S." 













Devonic. 









Paleodevonic. 



Mesodevonic. Neodevonic. 



Helderbergian. 



Oriskan- 

 ian. 



Ulsterian. 



Erian. 



Senecan. 



Chart tau- 

 quan. 



Manlius or Rondout 

 limestone. 



Kingston beds. 

 Becraft limestone. 

 New Scotland beds. 

 C'oeymans limestone. 



Upper Oriskany. 

 Lower Oriskany. 



Onondaga limestone. 



Schoharie grit. 

 Esopus grit. 



Stringocephalus beds 

 of British America. 

 Hamilton beds. 

 Marcel 1 us shale. 



Portage beds (Naples 

 beds, Ithaca beds, 

 Oneonta beds, local 

 facies). 



Genesee shale. 



Tully limestone. 



Chemung beds (Cats- 

 kill sandstone, local 

 facies). 



o 



> 



CD 



o" 



P 



p 

 on? 



CD 



CD g CD 



o 



3 



53' 



A possible hiatus 

 here. 



2. p p 

 p jq ere 



-j CD CD 



~ Q 



to 



9 



CD 



P P 



ere are 



CD CD 



Q Q 



to C£ 



• • 



<n- c-t- 

 P P 

 OR CfQ 



CD CD 



a; W 



(Etages G 2 to H 2 

 on the author- 

 ity of Kayser 

 and Holzappel. 

 See Jahrb. k. k. 

 geol. Reichsan- 

 sfcalt, 44, 1894, p. 

 514.) 



td 

 o 



3- 

 CD 



3 



p" 





? Gedinnian. 

 ? Taunus. 



CO 



cd' 



CR 

 CD 

 3 



1! 



CD 

 •-i 



c 



o 

 ST 



3 



N 



Calceola beds and 

 Upper Coblenz- 

 ian. 



CO 



as* 



rcCR 

 • O 



o 



CD 

 ►ID 

 & 

 P 



03 





5" 

 © 



p~ 



3 

 p. 







Spirifer cultriju- 

 gatus beds. 



Calceola beds. 



Upper Stringo- 

 cephalus beds. 



Lower Stringo- 

 cephalus beds. 





i-ts 



CD 







w 



CD 



6 

 << 



3 



Upper Coblenz- 

 ian (Kayser 

 and Holzap- 

 pel). 





p 





i & ' i 



i p 

 j << 





<-i 

 P 



3 

 o 



CD 

 F 



o # 



►i" 

 CD 



Tilestones. 



3 



CD 



Looe beds, Cornwall 



(Kayser). 

 Foreland grits 



1-3 



o 



P 



w 



p 



CD 



F 

 o 



CD 



O 



o 

 cr 



CD* 



3 



N 

 P' 



3 

 o 



c 

 p 



w 



p 



CD 



el 

 n 

 ■a 



CD 

 i-i 



O 

 O 



a 



3 

 N 



p" 



3 

 o 



Ma 



CO 



3" 

 3R 



O 

 O 



CD 

 T3 



3- 

 P_ 



C 

 CO 



CD 

 P- 



V. 







3 

 OR 

 P 

 3 



^§ 



?! 

 S 



ft 



ft- 



=3 



© 



ft, 

 a. 





XLIII— Bull. Geol. Soc. Am., Vol. 11, 1899 



