POLYZOANS. 23 



Fenestella rudis ULRICH. 



Plate xxxiv.Bg. 5. 



Fenestella rudis Ulrich, 1890: Geol. Sur. Illinois, vol. VIII, p. 537, pi. 

 xlix, figs. 3-3d. 



Horizon and localities. Lower Carboniferous, Keokuk 

 limestone : St. Francieville. 



Fenestella limitaris ULRICH. 



Fenestella limitaris Ulrich, 1890 : Geol. Sur. Illinois, vol VIII, p. 538, pi. 

 xlix, tigs. 4-4a. 



Horizon and localities. Lower Carboniferous, Keokuk 

 limestone : Keokuk ( Iowa ). 



Fenestella multispinosa ULRICH. 



Fenestella multispinosa Ulrich, 1890: Geol. Sur. Illinois, vol. VIII, p. 

 540, pi. 1, figs. 3-3e. 



Horizon and localities. Lower Carboniferous, Keokuk 

 limestone : Keokuk ( Iowa ). 



Fenestella funicula ULRICH. 



Fenestella funicula Uirich, 1890: Geol. Sur. Illinois, vol. VIII, p. 542, 

 pi, li, fig. 6. 



Horizon and localities. Lower Carboniferous, Keokuk 

 limestone : Keokuk ( Iowa ). 



Fenestella serratula ULRICH. 



Fenestella serratula Uirich, 1890: Geol. Sur. Illinois, vol. VIII, p. 544, 

 pi. 1, figs. 5-5c. 



Horizon and localities. Lower Carboniferous, Keokuk 

 limestone : Keokuk ( Iowa ). 



Fenestella cingulata ULRICH. 



Fenestella cingulata Ulricb, 1890 : Geol. Sur. Illinois, vol. VIII, p. 543, pi. 



lii, figs. 1-la. 



Horizon and localities Lower Carboniferous, Keokuk 

 limestone: Keoknk (Iowa), 



Fenestella banyana PRODT. 

 Fenestella banyana Prout, 1859 : Trans. St. Louis Acad. Sci., vol. I, p. 450, 



pi. xviii, figs. 4-4b. 



Horizon and localities. Lower Carboniferous. Saint Louis 

 limestone: Barrett station ( St. Louis county). 



