13 



Fossils: Schisophoria impressa (52-53), Spirifer disjunctus 

 (87), Sp. mesacostalis (40), Mytilarca cheimtngensis (73), Ambo- 

 coelia umbonata (108-109), Orthothetes chemungensis (117). 



Cortland. — lyithological and faunal characters very similar to 

 those of Ithaca, which see. 



Cuba. — Rocks: Gray sandstone, often calcareous, and olive 



O XX cX X C # 



Exposures: Guilford quarry ; Smith quarry; ravine in South 

 Cuba. 



. Fossils: Spirifer disjunctus (87), Orthothetes chemtmgensis 

 (117), Chonetes scitula (50), Camarotccchia co7itracta (90-91), 

 A thy r is angelica (97, 99), Productellce > etc. — H. S. Williams. 



Delhi, — Rocks: Red, gray and green sandstone and shale. 



Exposures: Silver lake, or Robinson's pond, 5 miles west of 

 Delhi; roadside above lake. This is practically the east- 

 ern termination of the Chemung fauna. 



Fossils: Spirifer mesacostalis (40) , Ptychopteria, Leptodesma 

 and a few others. — C. S. Prosser. 



Bllicottville. — Rocks: Greenish gray sandstone and shale. 



Exposures: Numerous ravines on hillsides, especially those 

 on the hill west of town. 



Fossils: Spirifer disjimctus (87). At/iyris a?igelica (97), Dal- 

 ma?iclla leoninsis (113), Orthothztes chemungensis (117), and 

 many others. 



Visit the Salamanca conglomerate, a typical "Rock city," 5 

 or 6 miles southwest of town. 



Bllingtoti.— Rocks: Gray, reddish and bluish shales; mica- 

 ceous brown shale; gray sandstone. 

 Exposures: South of creamery; Clear creek, west branch in 

 particular. 



Fossils: Spirifer disjunctus (87), Amboccelia umbonata (108- 

 109), Athyris angelica (97), Camarotccchia duplicata (94), Pro- 

 duciella, Leptodesma, Edmondia, Sphenotus, etc. 



