INDEX 



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Actinopteria decussata, 20. 

 Agoniatite limestone 15. 

 Alveolites goldfussi, 21. 

 Ambocoelia praeumbona, 20. 



umbonata, 18, 20, 30. 

 sp. cf. subumbona, 27. 

 Amplexus hamiltoniae, 21. 

 Arabellites, 19. 

 Athyris spiriferoides, 20. 

 Atrypa reticularis, 20, 27, 31. 



viculopecten princeps, 20. 



« 



Bactrites, 31. 

 sp., 27. 



aciculum, 26, 28, 30. 

 tenuicinctus, 19. 



arnum Creek ravine, 25. 



asal limestones, 18. 



ellerophon acutilira, 19. 



I'oeneni, 31. 



leda, 19. 



lyra, 19. 



ertie waterlime, 7, 8-9. 

 FJig Hollow creek, 17, 18, 34. 



:g Stream point, 27. 



ig Stream ravine, 29, 30. 

 Black brook, 7. 

 Black creek, 7. 

 Black shale, 25, 26. 

 Bloomer creek, 19. 

 Bloomer falls, 21. 

 Erachiopods, 18, 20, 31. 

 Breakneck creek, 29, 30. 

 Bruce's gully, 23, 24, 33. 

 Buchiola halli, 20. 



retrostriata, 27, 28, 30, 31. 

 Buffalo, 8, 9, II. 

 Butcher hill, 32. 



Camarotoechia congregatn. 20 

 dotis, 20. 

 horsfordi, 20. 

 prolifica, 20. 

 sappho, 16, 20. 



Camillus, 8. 



Camillus shale, 5, 7-8. 

 Canandaigua lake, 21, 22, 27. 

 Canandaigua shales, iS, 19. 

 Canoga, 13, 14. 



Cardiff shale, 6, 14, 15-16, 17. 

 Cascade mills, 24, 26, 2)i- 

 Cashaqua creek, 28. 

 Cashaqua shale, 6, 28-30, 32, 35. 

 Cauda-galli grit, 12. 

 Cayuga county, 10, 14. 

 Cayuga lake, 17, 22, 34. 

 Cayuga lake valley, 5, 28, 31, 2)-- 

 Cayugan, 7. 

 Cement rock, 8. 

 Centerfield, 18. 

 Centerfield limestone, 18. 

 Centronella julia, 31. 

 Ccphalopods, 19. 

 Ceratiocaris acuminata, 9. 

 Chautauquan, 6. 

 Chemung sandstone, 6, 32. 

 Chenango county, 23. 

 Chert, 13. 



Chonetes carinatus, 20. 

 deflectus, 20. 

 Icpidus, 15, 20, 30, 31. 

 mucronatus, 15, 16. 

 scitulus, 16, 20, 27, 31. 

 setiger, 18. 

 Chonostrophia complanata, 11. 

 Cladochonus, 27, 30, 31, z^- 

 Clarke, J. M., cited, 12, 18, 21, 27. 

 Cobleskill limestone, 11. 

 Cobleskill waterlime, 7, 9. 

 Conocardium crassifrons, 20. 

 Corals, 18, 20-21. 

 Corniferous limerock, 12. 

 Corniferous limestone, 11-12. 

 Cornitiferous limerock, 11. 

 Cornulites mitella, 19. 



tribulis, 19. 

 Crania crenistria, 20. 

 C'raniella hamiltoniae, 20. 



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