160 CARBONICOLA, ANTHRACOMYA, AND NAIADITES. 



8. BuKNLEY.— FULLEDGE AND ClIVIGEK SECTIONS. 



Dog Hole Coal 



Charley Coal 



Kershaw Coal 



Shell Bed 



Burnley 4-foot 



Old Yard 



Coal 



Lower Yard Coal 



Low Bottom Coal 



Cannel 



Fulledge Thin Bed 



Great or Bing Mine 



Slaty Coal 



China Bed 



< Irackei 's Mine 



Galley Mine or Dandy 



Arley Mine 



With Carbonicola robtista. (Fig. 1, PL I.) 



With Anthracomya Wardi and Carbonicola angulata. 



With Carbonicola robtista compressed. 



With Carbonicola subconstricta and Naiadites modiolaris. 

 With Carbonicola similis. 



