0R18KANY FAUNA OF BECEAFT MOUNTAIN 

 NBw YOKK SEUIE8 coutimied 



SKA OB STsnu 



Ontaric* 



or 

 Siluric 



Devonic 



muoD OE owavT 



tat OB tftkom 



Senecan ' 



Chaiitauqaan** 



\ Oneida conglomerate 

 i Shawangunk grit 



[ Medina sandstone 



f Clinton beds 

 I Rochester shale 

 1 Lockport limestone 

 [ Guelph dolomite 



[ Salina beds 



< Kondout waterlime" 



[ Manlius limestone'* 



Coejmans limestone"' 

 New Scotland beds"* 

 Becraft limestone"" 

 Kingston beds"^ 



Oriskany beds 



IEsopns grit"* 

 Schobarie grit 

 Onondaga limestone 



I Marcellus shale 

 1 Hamilton beds 



f Tully limestone 



Genesee shale 



Portage beds 



(Naples beds, 

 Ithaca beds, 

 Oneonta beds, 



local facies) 



f Chemung beds 



(Catskill 



sandstone"' 

 local facies) 



1 Champlainic. This most appropriate designation was introduced by the concur- 

 rence of the four geologists for the formations here assigned to it (excluaive of the 

 Potsdam sandstone), and it has clear right of way over the later application of the name 

 to the period of postglacial alluvium. That the later term has become ingrained in 



