SCHUCHERT.] 



INDEX AND BIBLIOGRAPHY. 213 



Dielasma obovatum Hall and Clarke. Clipper Carboniferous. 



Dielasma ohovata Hall and Clarke, Pal. New York, YIII, Pt. II, 1895, pi. 81, 



figs. 38-40. 

 Loc. Kentucky. 



Dielasma occidentale (Miller). Chouteau (L. Carb.). 



'J'erebratula occidentalis Miller, Eighteentli Ann. Rep. Geol. Survey Indiana, 



1894, p. 313, pi. 9, figs. 10-13. 

 Ta)c. St'dalia, Missouri. 



Dielasina(?) rowleyi (Worthen), Burlington (L. Carb.). 



Terebratula rowleyi Worthen, Bull. Illinois State Mus. Nat. Hist., 2, 1884, p. 23 ;— 



(;eol. Survey Illinois, YIII, 1890, p. 102, pi. 11, fig. 6.— Keyes, Geol. Survey 



Missouri, V, 1895, p. 105, pi. 40, fig. 15. 

 Dielasma rowleyi Hall and Clarke, Pal. New York, YIII, Pt. II, 1893, p. 296, 



pi. 81, figs. 27, 28. 

 Loc. Pike County, Missouri. 



Dielasma sacculus (Martin). Upper Carboniferous. 



Concbyliolitlius anomites sacculus Martin, Petref. Derbesiana, 180i), tab. 46, 



figs. 1, 2. 

 Terebratula sacculus Dawson, Acadian Geol., 1855, p. 219, fig. 27. — Davidson, 



Quart. Jour. Geol. Soc. London, XIX, 1863, p. 169, pi. 9, figs. 1-3. — Dawson, 



Acadian Geol., 3d ed., 1878, p. 289, fig. 87. 

 Loc. Europe; Windsor, Nova Scotia. 



Dielasma shumardianum (Miller). Kaskaskia (L. Carb.). 



Terebratula arcuata Swallow (non Roemer, 1840), Trans. St. Louis Acad. Sci., II, 

 1863, p. 83.— Meek, Sixth Ann. Rep. U. S. Geol. Survey Terr., 1872, p. 470. 



Terebratula shumardana Miller, American Pal. Foss., 2d ed., 1883, p. 299. 



Loc. St. Genevieve County, Missouri; Chester, Illinois; near Yirginia City, 

 Montana. 



Ohs. Regarded by Meek and White as probably synonymous with D. bovidens 

 (Morton). 



Dielasma turgidum (Hall). Warsaw and St. Louis (L. Carb.). 



Terebratula turgida Hall, Trans. Albany Institute, lY, 1858, p. 6. — Whitfield, 



Bull. American Mus. Nat. Hist., I, 1882, jj. 54, pi. 6, figs. 53-58. — Hall, Twelfth 



Rep. State Geol. Indiana, 1883, p. 336, pi. 29, figs. 53-58.— Whitfield, Annals 



New York Acad. Sci., V, 1891, p. 586, pi. 13, figs. 21, 22;— Geol. Ohio. YII, 1895, 



p. 473, pi. 9, figs. 21, 22. 

 Dielasma turgida Beecher and Schuchert, Proc. Biol. Soc. Washington, YIII, 



1893, p. 73, pi. 10, figs. 1-6.— Hall and Clarke, Pal. New York, YIII, Pt. II, 



1893, p. 296, pi. 81, figs. 1-8. 

 Loc. Bloomington and Spergen Hill, Indiana; Crittenden County, Kentucky; 



Maxville and Newtonville, Ohio; Alton and Warsaw, Illinois; Pella, Iowa; 



Boonville, Missouri. 



DIGNOMIA Hall, Genotype Lingula alveata Hall. 



Dignouiia Hall, Notes on some New or Imperfectly Known Forms among the 

 Brach., 1872, p. 2, pi. 13, fig. 3;— Twenty-third Rep. New York State Cab. 

 Nat. Hist., 1873, p. 245, pi. 13, fig. 3.— Hall and Clarke, Pal. New York, VIII, 

 Pt. I, 1892, pp. 14, 163;— Eleventh Ann. Rep. New York State Geologist, 1894, 

 p. 230. 



Dignomia alveata Hall. Hamilton (Dev.). 



Lingula alveata Hall, Sixteenth Rep. New York State Cab. Nat. Hist., 1863, p. 

 23;— Pal. New York, IV, 1867, p. 12, pi. 2, figs. 14, 15. 



