854 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



NICHOLSONELLA Ulrich. Genotype: Nicholsonella ponderosa Ulrich. 



Nicholsonella Ulrich, Geol. Surv. Illinois., 8, 1890, pp. 374, 421. (Ulrich, in press) 

 Miller, N. A. Geol. Pal., 1889, p. 313. Ulrich, Geol. Minnesota, 3, 1893, p. 313; 

 Zittel'sTextb. Pal. (Engl. ed.), 1896, p. 276. Simpson, 14th Ann. Rep. State 

 Geol. New York for 1894, 1897, p. 590. Nickles and Bassler, Bull. U. S. Geol. 

 Surv., 173, 1900, p. 34. Bassler, Bull. U. S. Geol. Surv., 292, p. 37. Grabau 

 and Shimer, N. A. Index Fossils, 1, 1907, p. 136. Cumings, 32d Ann. Rep. 

 Dep. Geol. Nat. Res. Indiana, 1908, p. 751. Bassler, Bull. U. S. Nat. Mus., 

 77, 1911, p. 224; Zittel-Eastman Textb. Pal., 1913, p. 334. 



Nicholsonella cumulata Ulrich. 



Nicholsonella cumulata Ulrich, Geol. Surv. Illinois, 8, 1890, p. 423, pi. 33, figs. 



6-6c Simpson, 14th Ann. Rep. State Geol. New York for 1894, figs. 183-186 



(p. 590). 

 Monticulipora cumulata J. F. James, Jour. Cincinnati Soc. Nat. Hist., 18, 1895, 



p. 74. 



Richmond (Fern vale): Wilmington, Illinois. 

 Cotypes Cat. No. 43781, U.S.N.M. 



Nicholsonella florlda (Hall). 



Callopora florida Hall, Pal. New York, 2, 1852, p. 146, pi. 40, figs. 2a-f. 



Leioclema florida Ulrich, Geol. Surv. Illinois, 8, 1890, pp. 416, 425. 



Lioclema florida Grabau, Bull. New York State Mus., 45, 1901, p. 165, fig. 62; 



Bull. Buffalo Soc. Nat. Sci., 7, p. 165, fig. 62. 

 Lioclema (?Nicholsonella) floridum Nickles and Bassler, Bull. U. S. Geol. Surv., 



173, 1900, p. 304. 

 Nicholsonella florida Bassler, Bull. U. S. Geol. Surv., 292, 1906, p. 38, pi. 14, 



figs. 10, 11; pi. 24, figs. 1, 2. 

 Clinton: Lockport, Rochester, etc., New York; Grimsby and Thorold, Ontario 



(Rochester); Osgood, Indiana (Osgood). 

 Plesdotype. Cat. No. 35510, U.S.N.M. 



Nicholsonella laminata Ulrich. 



Nicholsonella laminata Ulrich, Geol. Minnesota, 3, 1893, p. 315, pi. 21, figs. 



15-19, 21. 



Black River (Decorah): Minneapolis and St. Paul, Minnesota. 

 Holotype.Cat. No. 43550, U.S.N.M. 



Nicholsonella pecullaris Cumings and Galloway. 



Nicholsonella peculiaris Cumings and Galloway, 37th Ann. Rep. Dep. Geol. Nat. 



Res. Indiana, 1913, p. 80, pi. 12, fig. 2; pi. 24, figs. 2, 2a. 

 Richmond (Arnheim): Big Four Railroad, near Harman's Station, Indiana. 



Nicholsonella ponderosa Ulrich. 



Nicholsonella ponderosa Ulrich, Geol Surv. Illinois, 8, 1890, p. 422, pi. 34, fige. 



5-5d; Geol. Minnesota, 3, 1893, p. 316, pi. 21, figs. 13, 14, 20, 22. 

 Black River (Platteville) : Dixon, Illinois; Minneapolis, Minnesota. 

 Holotype and pletiotypesC&t. Nos. 43392, 43551, U.S.N.M. 



Nicholsonella pulchra Ulrich. 



Nicholsonella pulchra Ulrich, Geol. Minnesota, 3, 1893, p. 314, pi. 21, figs. 8-12; 

 Zittel's Textb. Pal. (Engl. ed.), 1896, fig. 462 (p. 276). Grabau and Shimer, 

 N. A. Index Fossils, 1, 1907, p. 136, figs. 188o, 190o. Bassler, Zittel-Eastman 

 Textb. Pal., 1913, p. 334a-c. 



Stones River (Pierce): Murfreesboro, Tennessee: 



Cotypes. Cat. No. 43552, U.S.N.M. 



