BRACHIOPODS. 83 



Spirifera setigera HALL. 

 Spirifer setigenis Hall, 1858: Geology Iowa, vol. I, p. 705, pi. xxvii, figs. 



4a-b. 

 Spirifer translates Swallow : Trans. St. Louis Acad. Sci., vol. II, p. 85. 



Of the 8. lineatus type, but larger than that species, and 

 with a more clearly denned median fold and sinus. 



Horizon and Localities. Lower Carboniferous, Kaskaskia 

 limestone : Ste. Mary ( Ste. Genevieve county ). 



Spirifera contracta MEEK & WORTHEN. 



Spirifer glaber, var. contractus Meek & Worthen, 1866: Geol. Sur. Illinois, 

 vol. II, p. 298, pi. xxiii, figs. oa-b. 



A large Athyris-like shell, but with the other Spirifer char- 

 acters. 



Horizon and localities Lower Carboniferous, Kaskas- 

 kia limestone : Chester ( Illinois ). 



Spirifera camerata MORTON. 



Plate xl, figs. 5a-c, 

 Spirifer cameratus Morton, 1836: Am. Jour. Sci., vol. xxix, p. 150, pi. ii, 



fig. 3. 

 Spirifer triplicates Hall, 1852: Stansbury's Exped. Gt. Salt Lake, p. 410, 



pi. ii,tig. 5. 



Spirifer fasdger ? Owen, 1852 : Geol. Sur. Wisconsin, Iowa and Minne- 

 sota, pi. v, fig. 4. 

 Spirifer meusebachanus Roemer, 1852: Kreid. von Texas, p. 88, tab. xi, 



fig. 7. 

 Spirifer cameratus Hall, 1856: Pacific R. R. Sur., vol. Ill, p. 102, pi. ii, 



figs. 9, 12, 13. 

 Spirifer cameratus Hall, 1858: Geology Iowa, vol. I, p. 709, pi. xxvii, 



figs. 2a-b. 

 Spirifer cameratus, var. kansasensis Swallow, 1886: Trans. St. Louis Acad. 



Sci., vol II, p. 409. 

 Spirifer cameratus^ var. percrassus Swallow. 1866 : Trans. St. Louis Acad. 



Sci., vol. II, p. 409. 

 Spirifer cameratus Meek, 1872: U. S. Geol. Sur. Nebraska, p. 183, pi. 



vi, fig. 12, pi. viii, fig. 15. 

 Spirifer cameratus Meek & Worthen, 1873: Geol. Sur. Illinois, vol. V, p. 



573. 

 Spirifer cameratus White, 1875: U. S. Geog. Sur. w. 100 Merid., p. 132, 



pi. x, figs. la-d. 

 Spirifer cameratus White, 1881: Geol. Sur. Indiana, Ann. Rep. 1880, p. 



149, pi. viii, fig. 3. 

 Spirifer cameratus White, 1884: Geol. Sur. Indiana, Ann. Rep. for 1883, 



pt. ii, p. 133, pi. xxxv, figs. 3-5. 

 Spirifera camerata Keyes, 1888: Proc. Acad. Nat. Sci., Phila., p. 230. 



