NICK LES AND BASSLER.] CATALOGUE UF GENEKA AND SrEClES. 225 



Cystodictya semistriata (Hall). 



1883. Stictopora semistriata. Hall, Trans. All)any Institute, X, p 1.% (abstract, 



18Sl,p. 14). 

 1883. St ictopora semistriata. Hall, Rep. State Geologist New York fo tht yea: 



1882, pi. (28) XXV, 17-20. 



1887. Stictopora semistriata. Hall and Simpson, Pal. New York, VI, p. 95, pi 



xxviii, 17-20. 

 1890. Cystodictya semistriata. Ulrich, Geol. Surv. Illinois, VIII, p. 492. 

 Upper Helderberg: Near Le Roy, New York. 



Cystodictya simulans Ulrirh. 



1888. Cystodictya simulans. Ulrich, Bull. Denison Univ., IV, p. 81, pi. xiii, 10. 

 Keokuk: "Warsaw, Illinois; Keokuk, Iowa. 



AVaverly: INIoots Run, Ohio. 



Cystodictya sinuosa (Hall). 



1883. Stictopora sinuosa. Hall, Trans. Albany Institute, X, p. 190 (abstract, 



1881, p. 190). 



1884. Stictopora sinuosa. Hall, Rep. State Geologist New York for the year 



1883, p. 42. 



1887. Stictopora sinuosa. Hall and Simpson, Pal. New York, A^I, j). 247, pi. 

 lxi,17. 



1890. Cystodictya sinuosa. Ulrich, Geol. Surv. Illinois, VIII, p. 492. 



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



the year 1890, p. 42; Forty-fourth Ann. Rep. New York State Mus., 



p. 72. 

 1897. Stictocella sinuosa. Simpson, Fourteenth Ann. Rep. State Geologist New 



York for the year 1894, p. 532. 

 1899. Stictopora sinuosa. Grabau, Bull. Buffalo Soc. Nat. Sci., VI, p. 173, fig. 68. 

 Hamilton: South of Auburn and Eighteen-Mile Creek, New York. 



Cystodictya subrigida (Hall). 



]<S83. Stictopora subrigida. Hall, Trans. Albany Institute, X, p. 190 (abstract, 



1881, p. 190). 

 1884. Stictopora subrigida. Hall, Rep. State Geologist New York for the year 



1883, p. 43. 

 1887. Stictopora subrigida. Hall and Simpson, Pal. New York, VI, p. 251, pi. 



lx,21. 



1890. Cystodictya subrigida. Ulrich, Geol. Surv. Illinois, VIII, p. 492. 



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



for the year 1890, p. 45; Forty-fourth Ann. Rep. New Y''ork State Mus., 



p. 75. 

 1884. Stictopora crenulata. Hall, Rep. State Geologist New Y''ork for the year 



1883, p. 44. 

 1887. Stictopora crenulata. Hall and Simpson, Pal. New York, VI, p. 252, pi. 



Ix, 22. 



1890. Cystodictya crenulata. Ulrich, Geol. Surv. Illinois, VIII, p. 492. 



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



for the year 1890, p. 45; Forty-fourth Ann. Rep. New Y'ork State Mus., 



p. 75. 

 Hamilton: Near Middleburg and near Alden Station, New York. 

 Obs. Cystodictya limata (Hall and Simpson) may be a synonym of this 



species. 



Bull. 1T3 15 



