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.— BaH.«lcr, ibid., 2d ed., 1913, p. 737.— Grabau and Shimer. 



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



Leperditella a^quilatera (Ulrich). 



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

 Leperditella eequilatera 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 eanalls 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.— <'3it. No. 41304, U.S.N.M. 



Leperdftella? dorsicornis Ulrich. See Primitia dorsicomis. 



Leperditella germana (Ulrich). 



Leperditia germana L'lrich, 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.— Csit. No. 41307, U.S.N.M. 



Leperditella? glabra (Ulrich). 



Primitia glabra Uh-ich, 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 (^\'hitewater): Oxford and Blanchester, Ohio; Richmond, Indiana. 

 Holotype.— Csit. No. 41827, U.S.N.M. 



Leperditella Inflata (Ulrich). 



Leperditia iuilata Ulrich, Araer. Geol., 10, 1892, p. 205, pi. 9, figs. 12-15. 

 Leperditella inflata Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 036, 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, Cent. Canadian Micro-Pal., Geol. Surv. Canada, pt. 3, 



1891, p. 09, pi. 10, figs. 16a-c, 17, 19. 

 Leperditella? labellosa l'lrich, Geol. Minnesota, 3, pt. 2, 1894, p. 637. 

 Stones River (Pamelia): Aylmer, Quebec; Gloucester, Carleton 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.l. 

 Black River (Decorah): Minneapolis, Minnesota. 

 nolotype.— Cat. No. 41306, U.S.N.M. 



Ijeperdltella mundula (Ulrich). 



Lei)erditia mundula Ulrich, Amer. Geo!., 10, 1892, p. 265, pi. 9, figs. 4-8. 

 Leperditella mundula Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 636, fig. 46e-16h. 

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

 Co/j/pea.— Cat. No. 41309, U.S.N.M. 



