728 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Lingula (Palseoglossa) dubia (D'Orbigny). 



Lingula dubia D'Orbigny, Voyage dans 1'Amerique Meridionale, 1842, p. 29, 



pl. 2, fig. 7. 



Glosaina dubia Schuchert, Bull. U. S. Geol. Surv., 87, 1897, p. 224 (gen. ref.). 

 Ordovician: Tacopaya, Bolivia. 



Lingula elder! Whitfield. 



Lingula elderi Whitfield, American Jour. Sci., 3d ser., 19, 1880, p. 472, figs. 1, 2; 

 Geol. Wisconsin, 4, 1882, p. 345, pl. 27, figs. 1-5. Chamberlin, ibid., 1, 1883, 

 p. 154, fig. Hall and Clarke, Pal. New York, 8, pt. 1, 1892, p. 11, pl. 1, figs. 

 21, 22. Winchell and Schuchert, Geol. Minnesota, 3, 1893, p. 339, pl. 29, 

 figs. 1-4. Huene, Verh. d. Russ.-Kais. Mineral. Ges. zu St. Petersb., 2d ser., 

 36, 1899, p. 333, fig. 16. Grabau and Shimer, N. A. Index Fossils, 1, 1907, 

 p. 196, figs. 221, 229c. 



Lingula minnesotensis N. H. Winchell, 8th Ann. Rep. Geol. Nat. Hist. Surv. 

 Minnesota, 1880, p. 61. 



Black River: Rochester, Minneapolis, etc., Minnesota; Beloit, Wisconsin. 



Lingula (Pseudolingula) elegantula (Shaler). 



Lingula quadrata Billings (not Eichwald), Canadian Nat. Geol., 1, 1856, p. 319, 

 fig. 8. Rogers, Geol. Pennsylvania, 2, pt. 2, 1858, p. 820, fig. 615. Billings, 

 Geol. Canada, 1863, p. 161, fig. 131; Cat. Sil. Foss. Anticosti, 1866, p. 10. 



Lingula elegantula Shaler, Bull. Mus. Comp. Zool., 1, 1865, p. 61. 



Richmond (English Head) and Gamachian (Ellis Bay): English Head, Charleton 

 Point, etc., Anticosti. 



Lingula ellipsiformis Hoek. 



Lingula ellipsiformis Hoek, Neues Jahrb. Min., Geol., Pal., 34, 1912, p. 245, pl. 



8, fig. 4. 

 Ordovician: Near Tarabuco, Bolivia. 



LINGULA ELLIPTICA Hall. See Lingula subelliptica. 



Lingula elliptica Emmons. 



Lingula elliptica Emmons (not Philips, 1836), Amer. Geology, pt. 2, 1855, p. 112. 



Schuchert, Bull. U. S. Geol. Surv., 87, 1897, p. 247. 

 Ordovician shales: Augusta County, Virginia. 



Lingula elongata Hall. 



Lingula elongata Hall, Pal. New York, 1, 1847, p. 97, pl. 30, fig. 5. Billings, Geol. 

 Canada, 1863, p. 161, fig. 135. Emmons, Amer. Geology, 1, pt. 2, 1855, p. 202, 

 pl. 8, fig. 5. Hitchcock, Geol. Vermont, 1, for 1861, 1862, p. 292, fig. 194. 

 Lesley, Rep. Geol. Surv. Pennsylvania, P 4, 1889, p. 344, fig. Whiteaves, 

 Pal. Foss., 3, pt. 3, 1897, p. 165. 



Trenton: Lewis County New York; Lake Winnipeg, Manitoba; Ottawa, Ontario. 



Lingula eva Billings. 



Lingula eva Billings, Canadian Nat. Geol., 6, 1861, p. 150; Geol. Canada, 1863, p. 



141, fig. 73. Winchell and Schuchert, Geol. Minnesota, 3, 1893, p. 341, pl. 



29, figs. 5, 6. Grabau and Shimer, N. A. Index Fossils, 1, 1907, p. 196, figs. 



229i-j. 

 Black River: Murray Bay, Canada; Fremont, Winona County, Minnesota 



(Decorah). 

 Plastotype.Cat. No. 45547, U.S.N.M. 



Lingula forbesl Billings. 



Lingula Forbesi Billings, Pal. Fossils, 1, Geol. Surv. Canada, 1865, p. 115, fig. 96 



(adv. sheets 1862). 

 Richmond and Gamachian (English Head-Ellis Bay): English Head, Junction 



Cliff, etc., Anticosti. 



