170 
6. Archeocidaris sp. (plates and spines). 
7. Worm ec. f. Spirorbis anthracecsia Whitfield. 
8. Worm sp. (represented by burrows in the shell of Productus cos- 
tatus). 
9. Fistulipora nodulifera Meek. 
10. Stenopora spinulosa Rogers. 
11. Stenopsora ohioensis? Foerste. 
12. Stenopora tuberculata Prout. 
13. Stenopora ec. f. cestriensis Ulrich. 
14. Stenopora sp. Probably a variety of S. spinulosa. 
15. Stenopora 2 species. Probably undescribed. 
16. Fenestella limbata Foerste. 
i7. Fenestella modesta? Ulrich (reverse only shown). 
18. Polypora whitei Ulrich. 
19. Polypora spinulifera 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. Septopora biserialis Swallow. 
24. Rhombopora lepodendsidea 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 Meek. 
29. Derbya crassa M and H. 
30. Chonetes mesolobus N and P. 
31. Productus cora var. americana Swallow. 
32. VProductus punctatus Martin. 
33. Productus costatus Sowerby. 
34. Productus wabashensis N and P. 
35. Productus muricatus N and P. 
36. Produactus sp. 
37. Dielasma bovidens Morton. 
38. Spiriferina kentuckiensis Shumard. 
39. Spirifer cameratus Morton. 
