736 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Lingulella (Lingulepis) acuminata (Conrad). 



Lingula acuminata Conrad, 3d Ann. Rep. New York Geol. Surv., 1839; p. 64. — 



Hall, Pal. New York, 1, 1847, p. 9, fig. . 

 Lingula prima Billings, Canadian Nat., 1st Ber., 1, 1856, p. 34, fig. 1. 

 Lingula an tiqua Hall, Pal. New York, 1, 1847, pp. 3, 4, pi. l,figs. 3a-e.— Emmons, 



Manual Geology, 2d ed., 1863, p. 92, fig. 77. 

 Lingulepis acuminata Matthew, Trans. Roy. Soc. Canada, 2d ser., 1, sec. 4, No. 



13, 1895, pp. 257-258, pi. 2, figs. 5a-b. 

 Obolus (Lingulepis) acuminatus Walcott, Mon. U. S. Geol. Surv., 32, pt. 2, 1899, 



p. 443. 

 ■Lingula pinnaformis Owen, Rep. Geol. Surv. Wisconsin, Iowa, Minnesota, 1852, 



p. 583, pi. Lb, figs. 4, 6, 8. 

 -Lingulepis pinnaformis Whitfield, U. S. Geogr. and Geol. Surv. Rocky Mts. 



region, Rep. Geol. Res. Black Hills of Dakota, 1880, p. 335, pi. 2, figs. 1-4; 



Geol. Wisconsin, 4, 1882, pp. 169-170, pi. 1, figs. 2, 3. 

 Lingulepis pinniformis Hall and Clarke, 11th Ann. Rep. State Geol. New York, 



1892, figs. 237, 238, p. 232; pi. 1, figs. 16, 17.— Grabau and Shimer, N. A. 



Index Fossils, 1, 1907, p. 193, fig. 227. 

 Lingulella (Lingulepis) acuminata Walcott, Mon. U. S. Geol. Surv., 51, 1912, p. 



545, pis. 34, 40^2 (see for complete bibliography); Smiths. Misc. Coll., 57, 



1912, p. 262, pi. 42, figs. 1-7. 

 Middle Cambrian-Lower Ordovician: Chateaugay Falls, Franklin County, etc., 



New York; Vermont; Ontario; Virginia; Tennessee; Wisconsin; Minnesota; 



etc. 

 Plesiotypes.— Cat. Nos. 52469, 51878, 17999, U.S.N.M. 



Lingulella (Lingulepis) acuminata sequens Walcott. 



Glossina acuminata Hall and Clarke (not Conrad), 11th Ann. Rep. State Geol. 



New York for 1891, 1892, pi. 1, figs. 10, 11. 

 Lingula (Glossina) acuminata Hall and Clarke (not Conrad), Pal. New York, 8, pt. 



1, 1892, pi. 1, figs. 1, 2. 

 Lingulella (Lingulepis) acuminata sequens Walcott, Smiths. Misc. Coll., 53, 1908, 



p. 72, pi. 8, fig. 4; Mon. U. S. Geol. Surv., 51, 1912, p. 551, figs. 46A, B. 

 Canadian (Beekmantown): Near Ticonderoga, Essex County, New York. 

 Holotype and plesiotype. — Cat. No. 53675, U.S.N.M. 



Lingulella? affinis Billings. See Obolus (Lingulobolus) affinis. 



Lingulella? allani Walcott. 



Lingulella? allani Walcott, Smiths. Misc. Coll., 57, 1912, p. 232, pi. 35, figs. 7-9. 

 Lower Ordovician (Goodsir): Moose Creek Valley, Mount Mollison, Ice River 

 Valley, etc., British Columbia. 



Lingulella bella (Walcott). 



Obolus (Lingulella) bellus Walcott, Proc. U. S. Nat. Mus., 21, 1898, pp. 397-398; 



ibid., 23, 1901, pp. 685-687.— Matthew, Geol. Surv. Canada, Rep. Cambrian 



Rocks Cape Breton, 1903, p. 204. 

 Lingulella bella Walcott, Mon. U. S. Geol. Surv., 51, 1912, p. 481, pi. 19, figs. 2, 



2a-q; pi. 36, fig. 4. 

 Upper Cambrian and Lower Ordivician: Near Lance Cove, Great Belle Island, 



Conception Bay, Newfoundland. 

 Holotype and paratypes— Oat. No. 27308, U.S.N.M. 



Lingulella? billingsana Schuchert. See Lingulella grandis. 



Lingulella (Dignomia) cincinnatiensis Hall and Whitfield. See Lingula cincin- 

 natiensis. 



