NicKi-Es AND BASsi.ER.] CATALOGUE OF GENERA AND SPECIES. 219 



CYCLOPORA Prout. Genotype: Cycloponi fungia Prout. 

 1860. Cyclopora. Prout, Trans. St. Louis Acad. Sci., I, j). 574. 

 1866. Cyclopora. Prout, (Jcol. Surv. Illinois, II, }). 417. 



1889. Cyclopora. IMiller, North American Geol. Pal., p. 299. 



1890. Cyclopora. Ulrich, Geol. Surv. Illinois, VIII, pp. 403, 671. 



1897. Cyclopora. Simpson, Fourteenth Ann. Rep. State Geologist New York 

 for the year 1894, p. 601. 



Cyt'lopora discoidea Prout. See Proutella discoidea (Prout). 



Cyclopora expatiata Ulrich. 



1890. Cycloiwra expatiata. Ulrich, Geol. Surv. Illinois, VIII, p. 673, pl.lxviii, 

 4-4 f7. 

 .1894. Cyclopora expatiata. Keyes, Missouri Geol. Surv., V, p. 37. 

 Keokuk: Warsaw and Nauvoo, Illinois. 



Cyclopora fungia Prout. 



I860. Cyclopora fungia. Prout, Trans. St. Louis Acad. Sci., I, p. 577. 



1866. Cyclopora fungia. Prout. Geol. Surv. Illinois, II, p. 419, pi. xxii, 9-96. 



1890. Cyclopora fungia. Ulrich, Geol. Surv. Illinois, VIII, p. 671, pi. Ixviii, 

 3-35r. 



1894. Cyclopora fungia. Keyes, Missouri Geol. Surv., V, p. 36. 



1897. Cyclopora fungia. Simpson, Fourteenth Ann. Rep. State Geologist New 

 York for the year 1894, tigs. 210-213 (p. 601). 

 Keokuk and Warsaw: St. Francisville, Missouri (Prout); a common spe- 

 cies at many localities in Illinois and Iowa. 



Cyclopora Jamesii Prout. See Escharopora pavoiiia (D'Orbigny). 

 Cyclopora polymorpha Prout. See Stenopora tuberculata (Prout). 



CYCLOPORELLA Ulrich. Genotype: Cycloporella spinifera Ulrich. 

 1890. Cycloporella. Ulrich, Geol. Surv. Illinois, VIII, pp. 404, 675. 



1889. Cycloporella. ( Ulrich, in press) , Miller, North American Geol. Pal. , p. 299. 



Cycloporella ? perversa Ulrich. 



1890. Cycloporella ? perversa. Ulrich, Geol. Surv. Illinois, VIII, ji. 676, pi. Ixix, 



1894. Cycloporella perversa. Keyes, Missouri Geol. Surv., V, p. 37. 



Keokuk: Warsaw and Greene counties, Illinois; Bentonsport, Iowa. 



Cycloporella spinifera Ulrich. 



1890. Cycloporella spinifera. Ulrich, Geol. Surv. Illinois, VIII, p. 675, pi. ixix, 



1-1 c. 

 1894. Cycloporella spinifera. Keyes, Missouri (ieol. Surv., V, p. 37. 

 Keokuk: Warsaw, Illinois. 



Cycloporina Simpson. See Semicosciniuni Prout. 



Cycloporina honiicycla Simpson. See Semicosciniuni lahiatum (Hall). 



Cycloporina rhomhoidea Simpson. See Semicoscinium somirotundum 



'(Hall). 

 Cycloporina semirotunda Simpson. See Semicoscinium semirotun- 

 dum (Hall). 



CYCLOTRYPA Ulrich. Genotype: Fistulipora communis Ulrich. 

 1890. Nov. gen. (?). Ulrich, Geol. Surv. Illinois, VIII, p. 382. 

 1896. Cyclotrypa. Ulrich, Zittel's Textb. Pal. , ( Engl. ed. ) , p. 269. 



