NiCKLES AND BAssLER.] CATALOGUE OF GENERA AND SPECIES. 217 



Coscinium wortheni Prout. 



1800. Coscinium Wortheni. Prout, Trans. St. Louis Acad. Sci., I, p. 571. 

 1866. Coscinium AVortheni. Prout, Gcol. Surv. Illinois, II, p. 412, j)!. xxii, 1. 



Keokuk: Near Warsaw, Illinois. 



Obs. If recognizable at all, probably an abnormal example of Glyptopora 

 keyserlingi (Prout). 



Coscinotrvpa Hall. See Coscinium Keyserling, 

 Coscinotiypa carinata Hall. See Coscinium criliriforme Prout. 

 Coscinotrypa cribriformis Simpson. See Coscinium cril)riforme Prout. 

 Coscinotrvpa cri>)riformis var. carinata Hall. See Coscinium cribri- 

 forme Prout. 



Crateripora Ulrich. 



1879. Crateripora. Ulrich, Jour. Cincinnati Soc. Nat. Hist., II, p. 29. 



Obs. The forms for which this genus was proposed have been found to be 

 the basal articulating sockets of species of Escharopora and Arthropora. 



Crateripora erecta Ulrich. See Arthropora shafferi (Meek). 

 Crateripora lineata Ulrich. See Escharopora falciformis (Nicholson). 

 Crateripora lineata var. expansa Ulrich. See Escharopora falciformis 

 (Nicholson). 



CREPIPORA Ulrich. Genotype: Crepipora simulans Ulrich. 

 1882. Crepipora. Ulrich, Jour. Cincinnati Soc. Nat. Hist., V, p. 157. 



1889. Crepipora. Miller, North American Geol. Pal., p. 299. 



1890. Crepipora. Ulrich, Geol. Surv. Illinois, VIII, pp. .380, 469. 

 1893. Crepipora. Ulrich, Geol. Minnesota, III, p. 322. 



1896. Crepipora. Ulrich, Zittel's Textb. Pal. (Engl, ed.), p. 268. 



1897. Crepipora. Simpson, Fourteenth Ann. Rep. State Geologist New York for 



the year 1894, p. 566. 



Crepipora epidermata Ulrich. See Bythotrj^^pa epidermata (Ulrich). 



Crepipora hemispherica Ulrich. 



1890. Crepipora hemispherica. Ulrich, Geol. Surv. Illinois, VIII, p. 472, })]. xl, 

 5-5b. 

 Cincinnati (Richmond): Wilmington, Illinois; Delafield, Wisconsin. 



Crepipora impolita Ulrich. See Anolotiehia impolita (Ulrich). 



Crepipora impressa Ulrich. 



1890. Crepipora impressa. Ulrich, Geol. Surv. Illinois, VIII, p. 471, pi. xl, 2, 2a. 

 1897. Crepipora impre-ssa. Simpson, Fourteenth Ann. Rep. State Geologist New 

 York for the year 1894, figs. 135, 136 (p. 566). 

 Cincinnati (Lorraine): Covington, Kentucky. 



Crepipora perampla Ulrich. 



1893. Crepipora perampla. Ulrich, Geol. Minnesota, III, p. 323, pi. xxviii, 



29-32. 

 1896. Crepipora perampla. Ulrich, Zittel's Textb. Pal. (Engl, ed.), fig. 436A-C 

 (p. 267). 

 Trenton (Stones River): Chatfield and Spring Valley, Minnesota. 



Crepipora simulans Ulrich. 



1890. Crepipora simulans. Ulrich, Geol. Surv. Illinois, VIII, p. 470, pi. xxxix, 



4, 4a, pi. xl, 3, 3a; fig. 8ft (p. 320). 

 1889. Crepipora simulans. (Ulrich, in press). Miller, North American Geol. 



Pal., fig. 468 (p. 299). 



