RYSEDORPH HILL FOSSILS 



Bull. 49 N.Y State Museum 



Plate 1. 



10 



12 





13 



14 



15 



19 





16 



20 



17 



$% 





18 



■"-- 



G. B.Simpson del. 



James B.Lyon. State Printer 



Phil. Ast.lith. 



