447 



Naut. 



Nautilus winslovi, continued. See p. H6. 



XIII 







^-^^^ ^ V-.V ^^^^^[:-::-00:0m 







\i\i. \m^ 



fl. 36 



lucll8S5 



Nautilus 



? at Morgantown and Greene Co., Pa., in 



the Decker^s creek shale., under the Mahoning sandstone. J. 

 J. Stevenson, L, p. 37. XIII. 



Naucilus ? unknown; several ill-defined casts and 



