240 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



CLINOCERAS Mascke. Genotype: C. dens Mascke. 



Clinoceras Mascke, Zeits. d. d. geol. Gesell., 28, 1876, p. 49— Zittel, Handb. Pal., 

 2, Munich, 1884, p. 370.— Hyatt, Proc. Boston Soc. Nat. Hist., 22, 1884, p. 

 282.— Grabau and Shimer, N. A. Index Fossils, 2, 1910, p. 126. 



Clinoceras exiguum Schuchert. See Oncoceras exiguum. 



Clinoceras mumlaforme (Whitfield). 



Oncoceras mumiaforme Whitfield, Ann. Rep. Geol. Surv. Wisconsin for 1879, 1880, 



p. 58; Geol. Wisconsin, 4, 1882, p. 232, pi. 7, figs. 3-5.— Chamberlin, Geol. 



Wisconsin, 1, 1883, p. 159, fig. 

 Clinoceras muniieeforme Hj^att, Proc. Boston Soc. Nat. Hist., 22, 1883, p. 282 (gen. 



ref.). —Clarke, Geol. Minnesota, 3, pt. 2, 1897, p. 797, pi. 57, figs. 7-10.— 



Grabau and Sliimer, N. A. Index Fossil, 2, 1910, p. 126, fig. 1371. 

 Black River ( Platte ville): Beloit and Janesville, Wisconsin. 



CLINOPISTHA Meek and Worthen. Genotype: C. Isevis Meek and Worthen. 



Clinopistha Meek and Worthen, Proc. Acad. Nat. Sci. PhiladelpMa, 1870, p. 43.— 



Hall, Pal. New York, 5, pt. 1, Lam. 2, 1885, p. liv.— Koninck, Ann. Mus. Roy. 



Hist. Nat. Belgique, 11, 1885, p. 125.— Miller, N. A. Geol. Pal., 1889, p. 472.— 



Hind, Mon. Brit. Carb. Lamellibranchiata, 1, Pal. Soc, 1900, p. 437. 



Clinopistha antlqua Whiteaves. 



Clinopistha? antiqua Whiteaves, Pal. Foss. Geol. Surv. Canada, 3, pt. 3, 1897, p. 



185, pi. 20, fig. 6. 

 Black River or Richmond: Inmost or Birch Island, Klnwow Bay, Lake Winnipeg. 



CLINTONELLA Hall and Clarke. Genotype: C. vagabunda Hall and Clarke. 



Clintonella Hall and Clarke, Pal.. New York, 8, pt. 2, 1893, p. 159; 13th Ann. Rep. 

 New York State Geol., 1895, p. 814.— Miller, N. A. Geol. Pal., 2d App., 1897, 

 p. 759. 



Clintonella vagabunda Hall and Clarke. 



Clintonella vagabunda Hall and Clarke, Pal. New York, 8, pt. 2, 1893, p. 160, 

 pi. 52, figs. 1-11; 48th Rep. New York State Mus. for 1895, 2, 1897, p. 361, 

 pi. 9, figs. 17-26; 14th Rep. State Geol. New York for 1894, 1897, p. 361, pi. 

 9, figs. 17-26. 



Clinton (drift): Orleans County, New York. 



Cliocrinus Hudson. See Cleiocrinus Bi l lings. 

 Clioderma Hall. See Pterotheca Koken. 



CLIONYCHIA Ulrich. Genotype: Ambonychia lamellosa Hall. 



Ambonychia Hall (part). Pal. New York, 1, 1847, p. 163. 



Cleionychia Ulrich, Amer. Geology, 10, 1892, p. 97. 



Clionychia Miller, N. A. Geol. Pal., 1st App. 1892, p. 699.— Ulrich, Geol. Minne- 

 sota, 3, pt. 2, 1894, p. 493; Geol. Surv. Ohio, 7, 1893, p. 650.— Dall, Zittel- 

 Eastman Textb. Pal., 1, 1900, p. 368; 2d ed., 1913, p. 445.— Cumings, 32d 

 Ann. Rep. Dep. Geol. Nat. Res. Indiana, 1908, p, 979.— Grabau and Shimer, 

 N. A. Index Fossils, 1, 1909, p. 435. 



Clionychia erecta (Hall). 



Ambonycliia erecta Hall, Rep. Supt. Geol. Surv. Wisconsin, 1891, p. 32.— Whit- 

 field, Mem. Amer. Mus. Nat. Hist., 1, pt. 2, 1895, p. 59, pi. 7, figs. 1, 2. 

 Clionychia erecta Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 496, pi. 35, figs. 17, 18. 

 Black River (Platte ville): Beloit, Wisconsin; Minneapolis, Minnesota. 

 Plcsiotype.—CaA.. No. 46112, U.S.N.M. 



