680 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Jaekelocystls papillatus Schuchert. 



Jaekelocystis papillatus Schuchert, Smiths. Misc. Coll., 47, 1904, p. 225, pi. 37, 

 figs. 9, 10; Maryland Geol. Surv., Low. Pev., 1913, p. 234, pi. 38, figs. 1, 2. 

 Helderbergian (Keyser): Keyser, West Virginia. 

 Eolotype and paratype.Czt. No. 35057, U.S.N.M. 



JONESELLA Ulrich. Genotype: J. crepidiformis Ulrich. 



Jonesella Ulrich, Jour. Cincinnati Soc. Nat. Hist., 13, 1890, p. 121. Miller, N. A. 



Geol. Pal., 1st App., 1892, p. 708. Ulrich, Geol. Minnesota, 3, pt. 2, 1894, 



p. 667. Grabau and Shinier, N. A. Index Fossils, 2, 1910, p. 349. Bassler, 



Zittel-Eastman Textb. Pal., 2d ed., 1913, p. 738. 



JONESELLA CRASSA Ulrich. See CtenoboIhLna crassa. 



Jonesella crepidiformis (Ulrich). 



Leperditia crepiformis Ulrich, Jour. Cincinnati Soc. Nat. Hist., 2, 1879, p. 10, pi. 

 7, figs. 3, 3a. 



Jonesella crepidiformis Ulrich, Jour. Cincinnati Soc. Nat. Hist., 13, 1890, p. 122, 

 pi. 7, figs. 8a-c; Geol. Minnesota, 3, pt. 3, 1894, p. 667. figs. 47a-c, Grabau and 

 Shimer, N. A. Index Fossils, 2, 1910, p. 349, figs. 1658a-c. Bassler, Zittel- 

 Eastman Textb. Pal., 1913, p. 738, fig. 1425f. 



Eden (Economy): Covington, Kentucky, and vicinity. 



Cotypes.C&t. No. 41359, U.S.N.M. 



Jonesella digit ata Ulrich. 



Jonesella digitata Ulrich, Jour. Cincinnati Soc. Nat. Hist., 13, 1890, p. 122, pi. 7, 



figs. lOa-c. 



Richmond (Arnheim) : Marion County, Kentucky. 

 Holotype.Czt. No. 41358, U.S.N.M. 



Jonesella obscura Ulrich. 



Jonesella obscura Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 668, pi. 44, figs. 17-19. 

 Trenton (Prosser) : Cannon Falls, Minnesota. 

 Cotypes.C*t. No. 41529, U.S.N.M. 



Jonesella pedigera Ulrich. 



Jonesella pedigera Ulrich, Jour. Cincinnati Soc. Nat. Hist., 13, 1890, p. 122, pi. 7, 

 figs. 9a, 9b; Geol. Minnesota, 3, pt. 2, 1894, p. 667, figs. 47d, e. Grabau and 

 Shimer, N. A. Index Fossils, 2, 1910, p. 349, figs. 1658d, e. 



Eden (Economy) : Covington, Kentucky, and vicinity. 



Holotype.Csit. No. 41360, U.S.N.M. 



JOVELLANIA Bayle. Genotype: Orthoceras buchi Verneuil. 



Jovellania Bayle, Bull. Soc. Geol. France, 3d ser., 7, 1879, p. 91. Foord, Cat. Foss. 

 Ceph. British Mus., 1, 1888, p. 326; ibid., 2, 1891, p. 397. 



JOVELLANIA CAPITOLINUM Foord. See Actinoceras? cuvieri. 



Jovellania murrayi (Billings). 



Orthoceras murrayi Billings, Geol. Surv. Canada, Rep. Progr. for 1853-56, 1857, 



p. 332. 



Jovellania murrayi Foord, Cat. Foss. Ceph. British Mus., 1, 1888, p. 328, fig. 50. 

 Black River: St. Joseph's Island, Lake Huron. 



Jovellania semiplanata (Whiteaves). 



Orthoceras semiplanatum Whiteaves, Trans. Roy. Soc. Canada, 9, sec. 4, 1892, 

 p. 81, pi. 8, figs. 3, 3a. 



