ai Ithaca Group 21 



Goinphoceras htmidiini^ Cryptonella etidora. 



Station 8. — The following fauna was noted 180 feet above 

 Station i : Pleurotomaria capillaria? , PalcEoneilo plana, Prodiiflella 

 speciosa, Spirifer mesacostalis, Cryptonella eudora, AHinopteria 

 boydi, Stiflopora meeki, Rhyncho7iella eximia, Modiomorpha suba- 

 lata var. chonungerisis, Cyrtina ha^niltonensis . 



Station p. — I have obtained the following species 195 feet 

 above Station i: Cyrtina hamiltonensis , Gomphoceras tumiduin, 

 AHinopteria perstrialis, Pleurotomaria capillaria, Spathella typica, 

 Orthoceras bebryx v2iX: cayuga, Nucula corbiiliformis , Schizodus che- 

 mtingensis, Palceoneilo plana, P. constriHa, Elymella nuculoidesf , 

 StiHopora meeki, Spirifer mesastrialis , Chonetes scitula. 



Station 10. — At the foot of the falls, just below Heustis Street 

 bridge, 225 feet above Station i, the following species occur: 

 Atrypa reticularis, ProduHella speciosa, Rhyyichonella pugnus, Or- 

 this impressa, Spirifer mesacostalis , Cyrtina hamiltonensis, Stropho- 

 donta vuicronata. 



Stations 11 & 12. — From the arenaceous sandstone and shale 

 under the Heustis Street bridge, the following species were ob- 

 tained: Aulopora sp., PalcBoneilo filosa, Mytilarca chem.ung crisis, 

 Spirifer tnucronatus ,Aflinopteria boydi, Orthis impressa, ProduBella 

 speciosa, Cyrtina hamiltonensis, Strophodo7ita perplana v2iX . nervosa, 

 S. mucronata, Orthoceras pecator, Rhyncho7iella pugnus, Schizodus 

 chetnungensis , Microdon bellistriatus, PalcEoneilo constrifia, Modio- 

 morpha subalata var. chem,ungensis, Edmondia subovataf, Gonio- 

 phora minor? , Microdon chemungensis. 



Station zj. — The following species were obtained below the 

 electric railroad bridge, 285 feet above Station i: Atrypa reticu- 

 laris, Loxonema sp., ProduHella speciosa. Microdot! sp., Stropho- 

 donta mucronata, Chonetes scitula, C. lepida, Goniophora Tuinorf , 

 Modiom,orpha subalata var. chernungensis, Cyrtina hamiltonensis , 

 Schizodus chemung crisis, Goniatites s^., Palceoneilo flosa, Strapho- 

 donta perplana var. nervosa, Aviculopeflen sp. 



Station 14.. — The following fauna was found 300 feet above Sta- 

 tion i: Edmondia subovata, Cho?ietes lepida, Ptychodesma nanumf , 

 Pleurotomaria capillaria, Palceoneilo filosa, P. constriHa, Mytilarca 

 chemungensis, Microdon bellistriatus, Aflinopteria perstrialisf , Bel- 

 lerophon leda, Modiomorpha subalata var. chemungensis, Macrodon 

 sp., Strophodonta mucronata, S. perplana var. nervosa, AHinopte- 

 ria bovdi, Atrypa reticularis, Pteririea sp?, Linudicardium fragile. 



