i7 



Exposures: Genesee shale, near Woodville hotel at head of 

 Canandaigua lake, with Lunulicctrdium fragile (17) and 

 others. 



Grimes gully, near knife factory; Portage shale with many 

 plant remains. At 3d falls a bed with Cardiola retrostriata (11), 

 Pleurotomaria capillaria (31), Manticoceras paterso?ii (35 <? — a), 

 /> act rites. A 2d bed with Leiorhynchus, A try pa reticularis (54), 

 Amboccelia umbonata var. gregaria (108). 



Chemung rocks exposed two miles south of Naples; a ''little 

 south of the schoolhouse on the road from Naples to Ingleside. 

 This layer is exposed by the roadside near the foot of the hill, 

 five or six rods from the Ingleside road"; the fossils are: Dicty- 

 ophyto?i tuberosum (119), Spirifer mcsacostalis (40), A try pa hys- 

 trix (100), Productella speciosa (46), Amboccelia , etc. — Luther. 



Norwich. — Rocks: Gray shaly sandstone and shales. 



Exposures: \ l /> miles south of Norwich, valley road, on 

 Wm. Breed's land; 1 mile west of Norwich quarry on 

 'John Brook in's. 



Fossils: Tropidoleptus carinatus (96), Actinopteria boydi (18), 

 Cyrtina hamiltoncnsis (45), Chonetes scit?cla ( 50) , Leiorhynchus 

 mcsacostalis (44), Spirifer mesastrialis (39), Schizodits, Phacops 

 raua (63), and others. — Clarke. 



Another outcrop with similar fossils is reported by Prof. 

 Prosser from railroad cut % mile north of D. L. & W. station. 

 It contains also Atrypa reticularis (54). 



Olean. — Rocks (lower): Gray shaly sandstone and shales. 



Rocks (upper): Red shales and conglomerate (Carbon- 

 iferous) at Rock city. 



I : ossils (below, around the town): CamaroUechia coyitracta 

 (90-91), Athyris angelica (99), Spirifer disjunctus (87), Produc- 

 tella hystricula (107), Sphcnotus clavulus (79), Leptodesma potens 

 (70-71), Mytilarca chemungensis (73), fish bones and plant frag- 

 ments. — H. S. Williams. 



Ferruginous sandstone below the Olean conglomerate con- 

 tains Spirifer disjunctus (87) and Rhynchonella allegania (95). 



