358 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



25351. Lingula aequalis Hall. Plesiotype. 



Lorraine (Ord.). Near Rome, New York. 



Walcott, Proc. U. S. Nat. Mus., XI, 1888, p. 48, text fig. 3.— Hall 

 and Clarke, Nat. Hist. New York, Pal. VIII, Pt. I, 1892, 

 p. 9, fig. 4. 



1 377 1. Lingula alba-pinensis Walcott. Cotypes. 



White Pine Shale (Lower Carb.). White Pine District, 



Nevada. 



Walcott, Mon. VIII, U. S. Geol. Surv., 1884, p. 108, pi. 2, figs, i, 

 ia. 



17859. Lingula ampla Owen. Cotypes. 



Middle Cambrian. Near Mountain Island, near Miniskah 

 River, Minnesota. 



Owen, Rept. Geol. Surv. Wis. Iowa, and Minn., 1852, p. 583, 

 pi. 1 B, figs. 5, 12. 



= Lingulella ampla. 



1026. Lingula antiqua Hall. Plesiotypes. 



Upper Cambrian. Black Hills, South Dakota. 



Meek and Hayden, Amer. Journ. Sci. (2), XXXIII, 1862, p. 73. 

 = Lingulepis pinniformis. 



Lingula antiqua Owen i852 = Lingulepis pinnaformis. 



45212. Lingula beltrami Winchell and Schuchert. Holotype. 



Richmond (Ord.). Three miles east of Spring Valley, 

 Minnesota. 



Winchell and Schuchert, Geol. and Nat. Hist. Surv. Minn., 

 Final Rept., Ill, Pt. I, 1893, p. 351, fig. 25. 



44997. Lingula bisulcata Ulrich. Plastotype. 



Utica (Ord.). Ludlow, Kentucky. 



Ulrich, Amer. Geol., Ill, 1889, p. 378, fig. 2, p. 380. 



206. Lingula brevirostris Meek and Hayden. Cotypes. 



Jurassic. Black Hills, South Dakota. 



Meek and Hayden, Proc. Acad. Nat. Sci. Phila. for 1858, p. 50; 

 Pal. Upper Mo., Smithsonian Cont. to Knowl., No. 172, XIV, 

 1864, p. 69, pi. 3, figs. 3a, b. 



1 2310. Lingula brevirostris Meek and Hayden. Plesiotypes. 



Jurassic. East side of Spearfish Creek, near the Redwater, 

 Black Hills, South Dakota. 



Whitfield, Rept. Geol. and Resources Black Hills Dakota, 1880, 

 p. 346, pi. 3, figs. 4, 5. 



45546. Lingula clathrata Winchell and Schuchert. Cotypes. 



Black River (Ord.). St. Paul, Minnesota. 



Winchell and Schuchert, Geol. and Nat. Hist. Surv. Minn., Final 

 Rept., Ill, Pt. I, 1893, p. 345, pi. 29, fig. 42. 



