Naxjt. 



444 



m-t 



■•UK 



/ 



roof shales of No. 9 coal, 

 Ky. C. Co. Union Co.; and 



more perfect in calc. pyritous nodules, which decompose and 



leave the fossil exposed. XIII, 



l^aiitilus ferratus, Cox, Geol. Sur. Ky., Vol. b, 1857, page 



Geol. k*^^. Vol.3. n.x,%z 



674, plate 10, fig. 2, haV size ; 2 a^ section natural size. Found 

 at the Nolin Iron Works, Edmonson Co., Ky., in a thin layer 

 of tire-clay 100^ above the Conglomerate, — XIIL 



Nautilus forbesianus, McChesney, Trans. Chicago Acad. 



