NicKLEs AND BAssLER.] CATALOGUE OF GENEKA AND SPECIES. 223 



Cystodictya linearis (Hall) — Continued. 



1890. Cystodictya linearis. Ulrich, Geol. Surv. IllinoiH, VIII, p. 492. 



1886. Stictopora rectilatera. Hall, Fifth Ann. Rep. State Geologist New York 



for the year 1885, pi. xxvii, 1. 

 Upper Helderberg: Onondaga Valley and I^ Roy, New York. 



Cystodictya lineata Ulrich. 



1884. Cyatodictya line^ita. Ulrich, Jour. Cincinnati Soc. Nat. I list., VII, p. 37, pi. 

 ii, 4-4c. 

 Keokuk: Kings Momitain, Kentucky. 

 Cystodictya lineata-major Ulrich. 



1890. Cystodictya lineata var. major. Ulrich, Geol. Surv. Illinois, VIII, p. 495, 

 pi. Ixxvi, 3. 

 St. Louis: Alton, Illinois. 



Cystodictya lineata -sancti-ludovici Ulrich. 



1890. Cystodictya lineata var. sancti-ludovici, Ulrich, Geol. Surv. Illinois, VIII, 

 p. 492. 

 St. Louis: St. Louis, Missouri; Eddyville and Elizabethtown, Kentucky. 



Cystodictya meeki (Nicholson). 



1874. Ptilodictya Meeki. Nicholson, Geol. Mag., new ser., I, p. 123, pi. vi, 14. 

 1874. Ptilodictya Meeki. Nicholson, Pal. Province Ontario, p. 97, fig. 34. 

 1898. Cystodictya Meeki. Whiteaves, Contr. Canadian Pal., I, p. 377. 



Upper Helderberg: Port Colbome, Ontario. 



Hamilton: Arkona, Ontario. 



Obs. This may be a synonym for Cystodictya sulcata (Winchell). 



Cystodictya nitida Ulrich. 



1890. Cystodictya nitida. Ulrich, Geol. Surv. Illinois, VIII, p.493, pi. lxxvi,4-4c. 

 1894. Cystodictya nitida. Keyes, Missouri Geol. Surv., V, p. 17. 

 Keokuk: Bentonsport, Iowa. 



Cystodictya ocellata Ulrich. 



1882. Cystodictya occellata. Ulrich, Jour. Cincinnati Soc. Nat. Hist.,V, p. 170, 



pi. viii, 3, 3a. 

 1884. Cystodictya ocellata. Ulrich, Jour. Cincinnati Soc. Nat. Hist., VII, pi. 

 ii, 3, 3a. 



1889. Cystodictya ocellata. ]\Iiller, North American Geol. Pal., figs. 469, 470 



(p. 299). 



1890. Cystodictya occellata. Ulrich, Geol. Surv. Illinois, VIII, fig. 8f/ (p. 320). 

 Keokuk : Near Somerset, Kentucky. 



Cystodictya ovata (Hall and Simpson). 



1887. Stictopora ovata. Hall and Simpson, Pal. New York, VI, p. 248, pi. 



Ixiii, 24. 



1890. Cystodictya ovata. Ulrich, Geol. Surv. Illmois, VIII, p. 492. 



1891. Stictopora ovata. Hall, Tenth Ann. Rep. State Geologist New York for 



the year 1890, p. 43; Forty -fourth Ann. Rep. New York State Mus., 

 p. 73. 

 Hamilton: Canandaigua Lake, New York. 



Cystodictya ovatipora (Hall). 



1883. Stictopora ovatipora. Hall, Trans. Albany Institute, X, p. 156 (abstract, 



1881, p. 14). 



1883. Stictopora ovatipora. Hall, Rep. State Geologist New York for the year 



1882, pi. (28) XXV, 23. 23a. 



