1300 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



TROCHONEMA— Continued. 



Eunema Salter, Geol. Surv. Canada, Can. Org. Bern., dec. 1, 1859, pp. 24, 29. — 

 Lindstrorn, Kongl. Sven. Vet. Akad. Handl., 19, No. 6, 1881, p. 155.— Zittel, 

 Handb. Pal., 2, Munich, 1882, p. 189.— Koken, Neuea Jahrb. Min., Geol., 

 Pal., 1889, p. 424.— Miller, N. A. Geol. Pal., 1889, p. 403.— Koken, Die 

 Leitfossilien, Leipzig, 1896, p. 118, fig. 98; Neues Jahrb. Min., Geol., Pal., 1, 

 1898, p. 24; Bull. Acad. Imp. Sci. St. Petersburg, 7, 1897, p. 188.— Ulrichand 

 Scofield, Geol. Minnesota, 3, pt. 2, 1897, pp. 1046-1052.— Pilsbry, Zittel- 

 Eastman Textb. Pal., 1, 1900, p. 449.— Dall, ibid., 2d ed., 1913, p. 530. 

 (Genotype: E. strigillatum Salter.) 



Trochonema (Eunema) altisulcatum (Hudson). 



Eunema altisulcatum Hudson, Bull. New York State Mus., 80, 1905, p. 291, pi. 5, 



fig. 3. — Raymond, Ann. Carnegie Mus., 4, 1908, p. 208. 

 Chazyan (Valcour): Valcour Island, New York. 



Trochonema altum Ulrich and Scofield. 



Trochonema altum Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, p. 1052, 



pi. 77, figs. 39-41. 

 Trenton (Prosser): Near Cannon Falls, Minnesota. 

 Holotype.— Cat. No. 46021, U.S.N. M. 



Trochonema (Eunema) arctatum Ulrich. 



Trochonema (Eunema) arctatum Ulrich, Geol. Minnesota, 3, pt. 2, 1897, p. 1054, 



pi. 76, figs. 9, 10. 

 Trenton (Flanagan): Near Burgin, Kentucky. 

 Holotype— Cat. No. 46022, U.S.N.M. 



Trochonema beachi Whitfield. 



Trochonema beachi Whitfield, Ann. Rep. Geol. Surv. Wisconsin, 1878, p. 74; 



Geol. Wisconsin, 4, 1882, p. 213, pi. 6, fig. 6.— Chamberlin, ibid., 1, 1883, p. 



157.— Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, p. 1048, pi. 77, 



figs. 9-12. 

 Black River (Platteville): Beloit and Janesville, Wisconsin; Dixon, Illinois; 



Minneapolis, Minnesota. 

 Plesioty pes. —Cat. Nos. 46023-46025, U.S.N.M. 



Trochonema bellulum Ulrich. 



Trochonema bellulum Ulrich, Geol. Minnesota, 3, pt. 2, 1897, p. 1050, pi. 77, 



figs. 26-29. 

 Stones River (Murfreesboro) : Murfreesboro, Tennessee. 

 Holotype.— Cat. No. 46076, U.S.N.M. 



Trochonema beloitense Whitfield. 



Trochonema beloitense Whitfield, Ann. Rep. Geol. Surv. Wisconsin, 1878, p. 74; 



Geol. Wisconsin, 4, 1882, p. 212, pi. 6, figs. 7, 8.— Ulrich and Scofield, Geol. 



Minnesota, 3, pt. 2, 1897, p. 1048, pi. 78, figs. 1-9.— Grabau and Shimer, 



N. A. Index Fossils, 1, 1909, p. 670, fig. 927. 

 Black River (Platteville): Beloit and Mineral Point, Wisconsin; Dixon, Illinois; 



Minneapolis, etc., Minnesota. 

 Plesioty -pes. —Cat. Nos. 48011, 48012, U.S.N.M. 



Trochonema biangulatum (Hall). 



Pleurotomaria biangulata Hall, Pal. New York, 1, 1847, p. 31, pi. 6, figs. 6a, 6b. 

 Trochonema biangulatum Raymond, Ann. Carnegie Mus., 4, 1908, p. 205, pi. 53, 



figs. 9, 10. 

 Chazyan (Day Point): Valcour Island, New York. 



