696 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



LEPERDITELLA Ulrich. Genotype: Leperditia inflata Ulrich. 



Leperditia (part) Ulrich, Amer. Geol., 10, 1892, p. 263. 

 Leperditella Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 636; Zittel-Eastman Textb. 



Pal., 1, 1900, p. 643. Bassler, ibid., 2d ed., 1913, p. 737. Grabau and Shimer, 



N. A. Index Fossils, 2, 1910, p. 339." 



Leperditella sequilatera (Ulrich). 



Leperditia sequilatera Ulrich, Amer. Geol., 10, 1892, p. 265, pi. 9, figs. 9-11. 

 Leperditella sequilatera Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 636, fig. 46c. 

 Stones River (Ridley): Bottom of gorge at High Bridge, Kentucky. 

 Holotype: Cat. No. 41312, U.S.N.M. 



Leperditella canalis Ulrich. 



Leperditella canalis Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 637, pi. 43, figs. 1-3. 

 Leperditia canalis Miller, N. A. Geol. Pal., 2d App., 1897, p. 788. 

 Black River (Platteville): Minneapolis and near Cannon Falls, Minnesota. 

 Holotype. Cat. No. 41304, U.S.N.M. 



LEPERDITELLA? DORSICORNIS Ulrich. See Primitia dorsicornis. 



Leperditella germana (Ulrich). 



Leperditia germana Ulrich, Amer. Geol., 10, 1892, p. 266, pi. 9, figs. 16-18. 

 Leperditella germana Ulrich, Geol. Minnesota, 3, pt. 2, 1894, pp. 636, 638, pi. 45, 



figs. 24-26. 



Black River (Platteville): Mineral Point, Wisconsin. 

 Holotype. Cat. No. 41307, U.S.N.M. 



Leperditella? glabra (Ulrich). 



Primitia glabra Ulrich, Jour. Cincinnati Soc. Nat. Hist., 13, 1890, p. 134, pi. 10, 



figs. 9a-9c. 



Leperditella? glabra Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 639. 

 Richmond (Whitewater): Oxford and Blanch ester, Ohio; Richmond, Indiana. 

 Holotype. C&t. No. 41827, U.S.N.M. 



Leperditella inflata (Ulrich). 



Leperditia inflata Ulrich, Amer. Geol., 10, 1892, p. 265, pi. 9, figs. 12-15. 

 Leperditella inflata Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 636, figs. 46a-46d. 



Grabau and Shimer, N. A. Index Fossils, 2, 1910, p. 339, fig. 1656a-c. 

 Stones River (Ridley): Bottom of gorge at High Bridge, Kentucky. 

 Cotypes. Cat. No. 41311, U.S.N.M. 



Leperditella? labellosa (Jones). 



Isochilina labellosa Jones, Cont. Canadian Micro-Pal., Geol. Surv. Canada, pt. 3, 



1891, p. 69, pi. 10, figs. 16a-c, 17, 19. 



Leperditella? labellosa Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 637. 

 Stones River (Pamelia): Aylmer, Quebec ; Gloucester, Carle ton County, Ontario. 



Leperditella macra Ulrich. 



Leperditella macra Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 638, pi. 43, figs. 7-9. 

 Leperditia macra Miller, N. A. Geol. Pal., 2d App., 1897, p. 788 (gen. ref.). 

 Black River (Decorah): Minneapolis, Minnesota. 

 Holotype. C&t. No. 41306, U.S.N.M. 



Leperditella mundula (Ulrich). 



Leperditia mundula Ulrich, Amer. Geol., 10, 1892, p. 265, pi. 9, figs. 4-8. 

 Leperditella mundula Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 636, fig. 46e-46h. 

 Stones River (Ridley): Bottom of gorge at High Bridge, Kentucky. 

 Cotypes. Cat. No. 41309, U.S.N.M. 



