Exposures: Genesee shale, near Woodville hotel at head of 

 Canandaigua lake, with Lunidicardium 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), Man ticoceras pate? 'soni (35 a—a), 

 Bactrites. A 2d bed with Leiorhynchus, A fry 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- 

 ophyton tuberosum (119), Spirifer mesacosialis (40) , A try pa hys- 

 trix (ioo), Productella spcciosa (46), Amboccelia, etc. — Luther. 



Norwich. — Rocks: Gray shaly sandstone and shales, 



Exposures: i}4 miles south of Norwich, valley road, on 

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

 John Brookin's. 



Eossils: Tropidoleptus carina tits (96), Acthzopieria boydi (18), 

 Cyrtina hamilionensis (45), Chonetes scihda (50), Leiorkynchus 

 mesacostalis (44), Spirifer mesastrialis (39), Schizodus, Phacops 

 rana (63), and others.— Clarke. 



Another outcrop with similar fossils is reported by Prof. 

 Prosser from railroad cut y± 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. 



Eossils (below, around the town): Camaroitechia contra eta 

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

 tella hystricula (107), Sphenotus clavulus (79), Leptodesma pote?is 

 (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). 



