15 



Fossils in Alden's quarry: Camarotcechia duplicata (94), 

 Amboccelia umbonat.i (108-109), Prod2ictellce , etc. 



Visit the ravines of Canadaway creek. 



Friendship. — Prof. H. S. Williams records similar fossils and 

 rocks here at Miller's quarry and ravine south of town 

 as are to be found at South Cuba, which see. 



Hornellsville. — Rocks: Black and olive shales below (Port- 

 age in affinities) ; gray sandstone and shales upon the 

 hills (see Sherwood's quarry). 



Exposures: Railroad cut west of the station with Cardiola 

 retrostriata (11), Bactrites acicula (36), Productella spe- 

 ciosa (46), Cladochonas (61), Schizophoria impressa (52- 

 53).— H. S. Williams. 



In quarries 3 miles southwest of town: Spirifer disjunctus 

 (87), Spinfer mcsacostalis (40), Mytilarca chemungensis (73), 

 Schizophoria impressa (52-53), Schiz. tioga (111), A thy r is a?igel- 

 ica ( 97 ) , Orthothctes ch cm ungensis (11 6- 117), Euomphalus hecale 

 (86) , Rhipidomella vanuxemi ( 1 10). 



Ithaca. — Rocks: Bluish gray sandstone and shale, and nearly 

 black shale. 



Genesee beds with fossils (Fig's. 1-7 and 9 , PI. V ) at 

 Esty's glen, lower portion of glen, 4 ft. below hard 

 sandstone ledge. Also % mile south of Glen wood. 

 Lower 100 ft. in Taughannock gorge. 



Lower Portage sandstone with true Portage or western fauna: 

 McKinney's station; at foot of Ithaca falls. 



Ithaca shale: Williams brook, southwest corner of lake, 

 just above R. R. 



Ithaca sandstone with Cryptonella eudora: University quar- 

 ries; quarries at base of South hill. 



Typical Ithaca brachiopod fauna: Triphammer falls; Eddy's 

 dam; quarries on South hill, including the old Inclined 

 plane. 



Fossils: See Pi's. V— VIII. 



