Clarke — Oneonta, Ithaca and Postage Groups. 



7'.' 



Manticoceras Patersoni. 

 Tornoceras zmicmgulare. 

 Bactrites. 



Spirifer mucronatus, small, varicose form of var. posterns. 



Leptostrophia mucronata. 



A mboccelia u m lion a to. 



Clwnetes lepida. 



Paloeoneilo muta. 



P. cf. constrieta. 



( 1 ladochon us. 



XV 1 . Another exposure favorable for examination lies on the same 

 stream, where it is crossed by the highway at an elevation of about 425 feet 

 above the lake, that is, not less than 300 feet above the outcrop last mentioned. 

 The rocks are soft and in part sandy shales, with a characteristic-ally Portage 

 fauna throughout, viz. : 



Bud) tola speciosa. 



Garddola Doris (cc). 



Lunulicardium fragile (c). 



Clwnetes scitvla. 



Lingula cf. spatulata. 



BelleropJwn, resembling an undeseribed species from the Styliola lime 

 / stone. 



Probeloceras Lntlieri, small variety. 

 Manticoceras Pater son i. 

 Tornoceras iiniangulare. 

 Styl iol ina fssurella. 



With proper allowance for dip the horizon of this fauna cannot be far 

 from that of Station XIV 4 and the higher Lunulicardium beds of XIII. 



AT" 2 . At the village of Dundee, Yates county, on the same stream and 

 at an elevation of 600 feet above the lake, are sandy, unfossiliferous shales 

 abounding in large, flat clay-iron-stone concretions, having cone-in-cone fully 

 developed. 



Station XVI. The village of Starkey is about two and a half miles east 

 of Dundee and the same distance north of Station XV. At the elevation of 

 ""he Northern Central railroad station occurs a sandstone with Cladochonus. 

 In similar layers above, the fauna is repeated. It consists of 



Cladochonus (cc). 



Spirifer mucronatus, small varicose variety. 



