36 POLYZOANS. 



Streblotrypa nicklesi ULRICH. 



Streblotrypa nicklesiUliich, 1890: Geol. Sur. Illinois, vol. VIII, p. 667, 

 pi. Ixxi. figs. 9-9c. 



Horizon and localities. Lower Carboniferous. Kaskaskia 

 limestone : Ste. Genevieve. 



Streblotrypa distincta ULRICH. 



Streblotrypa dtstincta Ulrich, 1890: Geol. Sur. Illinois, vol. VIIL, p. 669, 

 pi. Ixxi, figs. 10-lOb. 



Horizon and localities. Lower Carboniferous, Kaskas- 

 kia limestone : Chester ( Illinois ). 



Worthenopora spinosa ULRICH. 



Worthenopora spinosa Ulrich , 1890: Geol. Sur. Illinois, vol. VIII, p. 669. 

 pi. Ixviii, figs. 1-lg. 



Horizon and localities. Lower Carboniferous, Keokuk 

 limestone : Keokuk ( Iowa ). ^ 



Worthenopora spatulata (PRODT). 



Flustra spatulata Prout, 1859 : Trans. St. Louis Acad. Sci., vol. I, p. 446, 



pi. xvii, figs. 2-2c. 

 Worthenopora spatulata Ulrich, 1890 : Geol. Sur. Illinois, vol. VIII, p 670, 



pi. Ixviii, figs. 2-2a. 



Horizon and localities. Lower Carboniferous, Saint Louis 

 limestone : Barrett station ( St. Louis county). 



Cyclopora fungia PROUT. 



Cyclopora fungia Prout, 1860: Trans. St. Louis Acad. Sci., vol. I, p. 577. 

 Cyclopora fungia Prout, 1866: Geol. Sur. Illinois, vol. II, p. 419, pi. xxii, 



figs. 9-9b. 

 Cyclopora fungia Ulrich, 1890: Geol. Sur. Illinois, vol. VIII, p. 671, 



pi. Ixviii, figs. 3-3g. 



Horizon and localities. Lower Carboniferous, Keokuk 

 limestone: St. Francisville ( Clark county). 



