INDEX TO GEOLOGY OF THE AUBURN-GENOA QUADRANGLES 



35 



O'Conner quarry, lo, ii. 

 Onondaga limestone, lo, 12, 13, 



15-16; fossils, 16. 

 Orbiculoidea, 8, 9. 



sp., 30. 



lodensis, 26, 27, 28. 



media, 18, 20, 



minuta, 20. 

 Oriskany Falls, 14. 

 Oriskany sandstone, 12, I3~i5; 



fossils, 15. 

 Orthoceras sp.^ 11. 



bebryx, 30. 



var. cayuga, 31. 



subulatum, 18, 20. 



trusitum, 11. 

 Ovid Center, 29. 



Palaeoneilo constricta, 29, 31. 



filosa, 31. 



muta, 28. 

 Paleotrochiis praecursor, 28. 

 Panenka sp., 28. 



ventricosa, 18. 

 Payne's creek, 21, 22, 2^), 25. 

 Phacops rana, 20. 

 Phelps, 9, 14, 17. 

 Phelps quarry, 13. 

 Phyllocarids, 8. 

 Pleurotomaria capillaria, 20, 28. 



itys, 20. 



rugulata, 18, 20, 26. 



sulcomarginata, 20. 

 Plumalina, 29. 



plumaria, 31. 

 Portland, 22. 



Portland Cement Company, 25. 

 Portland point, 21, 22, 23. 

 Probeloceras lutheri, 26, 29. 

 Productella speciosa, 31. 



spinulicosta, 20, 29. 

 Pterinea subplana, 11. 

 Pterochaenia fragilis, 18, 20, 26, 28, 



29. 

 Pterygotus bufifaloensis, 8. 



cobbi, 8. 

 !\ignus pugnax, 31. 



Rensselaeria ovoides, 15. 

 Rhinestrect shale, 29, 30. 



Rhynchonella, 8. 

 pisum, II. 



Rondout waterlime, 10, 11-12; fos- 

 sils, 12. 



Salmon creek, 21, 22, 25, 27. 

 Salmon creek valley, 23, 27, 28, 29, 



31. 

 Sawyers creek, 8. 

 Schizodus chemungensis, 31. 

 Schizophoria impressa, 31. 

 Schuchert, cited, 15. 

 Schuchertella interstriata, 13. 

 Scipio, 25. 



Seneca Falls, 11, 12. 

 Sennett, 10, 12, 13. 

 Shaliboo quarry, 14, 16. 

 Sheldrake creek, 22, 23, 28. 

 Shurger point, 21, 22. 

 Shurgers glen, 22, 23, 25. 

 Skaneateles shale, 19, 20; fossils, 



20. 

 Smith quarry, 18. 

 Smyrna, 24. 

 Soule's cemetery, 18. 

 Spathella typica, 31. 

 Spirifer arenosus, 15. 



audaculus, 20. 



cripsus var. corallinensis, 11. 



laevis, 29. 



mesacostalis, 29, 31. 



mesastrialis, 31. 



murchisoni, 15. 



vanuxemi, 11, 13. 

 Stafford limestone, 17, 18; fossils, 



19- 

 Stictopora, 29. 



meeki, 31. 

 Stony point, 21. 

 Stromatopora concentrica. 9, ti, 



12, 13. 

 Strophalosia truncata, 18. 20. 

 Stropheodonta bipartita, it. 



textilis. II. 



varistriata, 11. 13. 

 Styliola limestone. 27. 

 Styliolina fissurella, t8. 20. 26. 27, 



28. 



Taghanic creek. 24. 28, 29, 31. 



