194 



New York State Museum 



Table 2 — Continued 



Geologic columns for New York State 

 Showing extent of most important Paleozoic formations along their strike from west to east 



System 



Western 



West 



Central 



Central 



East 



Central 



Eastern 



=8 u 



-a j 



[Canadian series 



of authors; with 



Chazyan = Lower 



Ordoiician] 



• 



Ogdensburg 

 dol. 



*: 



Beekmantown l.s. 



(Deepkill sh. of same 

 age) 



-<— 



<— 



Tribes Hill l.s. 



• 



* 



Schaghticoke sh. 



c 



[= Uppermost 

 Cambrian 

 of authors] 



• 



* - 



<— 



Little Falls dol. 



•2-g 1 

 *.U 



5|- 



* 



* 



Hoyt l.s. 



<— 



«— 



Theresa dol. 



<— 



<— 



Potsdam s.s. 



S 1 

 2 s 



* 



• 



* 



• 



Stissing l.s. 





• 



• 



Georgia beds 



• 



• 



Poughquag qtze. 



Note: — An asterisk ( *) indicates that the unit is absent from outcrops in the region 

 represented by the column in which it stands. The arrows ( y) indicate the continua- 

 tion of the units east or west. Sh., shale; ss., sandstone; eg!., conglomerate; l.s., limestone; 

 w.l., waterlime; do!., dolomite; qtze., quartzite. 



