74 



AMERICAN FOSSIL BRYOZOA. 



LISTS OF SPECIES. 



CHAZY. 



[bui.i,. 173. 



Phylloporina aspera (Hall). 



gracilis (Hall). 



incepta (Hall). 

 Rhinidictya fenestrata (Hall] 



Stenopora ?? adherens Billings. 



V patula Billings. 

 Stictopora ? glomerata Hall. 



TRENTON. 



Amplexopora ? discoidea (Nicholson) .. 



Anolotichia impolita (Ulrich) 



Arthroclema armatum Ulrich 



billingsi Ulrich 



cornutuni Ulrich 



pulchellum Billings 



striatum Ulrich 



Arthropora bifurcata Ulrich 



reversa Ulrich 



simplex Ulrich 



Arthrostylus conjunctus Ulrich 



obliquus Ulrich 



tenuis (James) 



Aspidopora calycula (James) 



elegantula Ulrich 



parasitica Ulrich 



Atactoporella ? crassa Ulrich 



insueta Ulrich 



ramosa Ulrich 



typicalis-praecipta Ulrich . 



Batostoma canadense ( Foord ) 



? decipiens Ulrich 



fertile Ulrich 



fertile-circulare Ulrich 



humile Ulrich 



magnoporum Ulrich 



minnesotense Ulrich 



montuosum Ulrich 



superbum ( Foord ) 



varium Ulrich 



winchelli (Ulrich) 



winchelli-nodosum Ulrich . . . 



winchelli-spinulosum Ulrich. 



Berenicea minnesotensis Ulrich 



stones 

 River. 



X 



X 



X 



X 



X 

 X 

 X 



X 



Black 

 River. 



X 



X 



X 



X 

 X 



X 



X 

 X 

 X 

 X 

 X 



X 

 X 

 X 



X 

 X 

 X 

 X 

 X 



