170 



6. Archeocidaris sp. (plates and s]jines). 



7. Worm c. f. Spirorbis anthrocosia Whitfield. 



8. Worm sp. (represented by burrows in the shell of Productus cos- 



tatns). 



9. Fistulipora nodnlifera Meek. 



10. Steaopora spinulosa Rogers. 



11. Stenopora ohioensis? Fcerste. 



12. Stenopora tuberciilata Prout. 



13. Stenopora e. f. cestriensis Ulrich. 



14. Stenopora sp. Probably a variety of S. spinulosa. 



15. Stenopora 2 species. Probably undescribed. 



16. Fenestella limbata Foerste. 



17. Fenestella modesta? Ulrich (reverse only shown;. 

 IS. Polyi3ora whitei Ulrich. 



19. Polj-pora spinuliiera Ulrich. 



20. Polypora sp. (resembles P. cestriensis somewhat but differing 



from it in having much longer fenestrules). 



21. Pinnatopora sp. (reverse only shown). 



22. Septopora pinnata Ulrich. 



23. Septopcra biserialis Swallow. 



24. Rhombopora lepodendoidea Meek. 



25. Streblotrypa distincta Ulrich. 



26. Cystodictya carbonaria Meek. 



27. Cystodictya sp. (resembles C. inequimarginata but has 5-6 rows of 



zoecia ) . 



28. Prismopora sereata INIeek. 



29. Derbya crass a M and H. 



30. Chonetes mesolobus N and P. 



31. Productus cora var. americana Swallow. 



32. Productus punctatus Martin. 



33. Productus ccstatus Sowerby. 



34. Productus wabashensis N and P. 



35. Productus muricatiis X and P. 



36. Productus sp. 



37. Dielasma bnvidens Morton. 



38. Spiriferina kentuckiensis Shumard. 



39. Spirifer cameratus Morton. 



