684 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Kloedenella symmetrica (Hall). 



Beyrichia symmetrica Hall, Pal. New York, 2, 1852, p. 317, pi. 67, fig. 16. 



Bollia symmetrica Jones, Amer. Geol., 4, 1889, p. 339 (gen. ref.); Quart. Jour. 

 Geol. Soc. London, 46, 1890, p. 12. Ulrich, Geol. Minnesota, 3, pt. 2, 1894, 

 p. 657. Grabau, Bull. New York State Mus., 45, 1901, p. 219, fig. 151; Bull. 

 Buffalo Soc. Nat. Sci., 7, 1901, p. 219, fig. 151. Ulrich and Bassler, Proc. 

 U. S. Nat. Mus., 35, 1908, p. 319, fig. 61. Grabau and Shimer, N. A. Index 

 Fossils, 2, 1910, p. 352, fig. 1661. 



Bollia lata Jones, Quart. Jour. Geol. Soc. London, 46, 1890, p. 12. 



Clinton (Rochester): Lockport, Rochester, etc., New York; Ontario; Pennsyl- 

 vania; Maryland. 



Kloedenella trisulcata (Hall). 



Beyrichia trisulcata Hall, Pal. New York, 3, 1859, p. 381. Jones, Quart. Jour. 



Geol. Soc. London, 46, 1890, p. 14, pi. 1, fig. 2. 



Kloedenella trisulcata Ulrich and Bassler, Proc. U. S. Nat. Mus., 35, 1908, p. 318. 

 Helderbergian (Manlius transition): Herkimer County, New York. 



Kloedenella turgida Ulrich and Bassler. 



Klcedenia pennsylvanica Jones (part), Amer. Geol., 4, 1889, p. 341, figs. 8, 9 (not 



figs. 5-7). 

 Kloedenella turgida Ulrich and Bassler, Proc. U. S. Nat. Mue., 35, 1908, p. 318, 



pi. 43, figs. 6, 7; Maryland Geol. Surv., Low. Dev., 1913, p. 535, pi. 98, figs. 



4-6. Bassler, Zittel-Eastman Textb. Pal., 1913, p. 738, fig. 14251. 

 Helderbergian (Keyser): Perry County, Pennsylvania; Cumberland, Maryland; 



Keyser, West Virginia. 

 Cotypes.CB,t. No. 53278, U.S.N.M. 



Kloedenella turgida ventrosa Ulrich and Bassler. 



Kloedenia pennsylvanica Jones (part), Amer. Geol., 4, 1889, p. 341, figs. 7a, 7b 



(not figs. 5, 6, 8, 9). 

 Kloedenella turgida ventrosa Ulrich and Bassler, Proc. U. S. Nat. Mus., 35, 1908, 



pi. 43, fig. 8; Maryland Geol. Surv., Low. Dev., 1913, p. 535, pi. 98, fig. 7. 

 Helderbergian (Keyser): Perry County, Pennsylvania; Cumberland, Maryland. 

 Holotypes.CB,t. No. 53279, U.S.N.M. 



KLCEDENIA Jones and Holl. Genotype: Beyrichia wilckensiana Jones. 



Kloedenia Jones and Holl, Ann. Mag. Nat. Hist., 5th ser., 17, 1886, p. 362. 

 Krause, Zeits. d. d. geol. Gesell, 41, 1889, p. 21. Koken, Die Leitfossilien, 

 Leipzig, 1896, p. 39, fig. 26A. Miller, N. A. Geol. Pal., 1st App., 1892, p. 

 708. Ulrich, Zittel-Eastman Textb. Pal., 1, 1900, p. 644. Ulrich and Bass- 

 ler, Proc. U. S. Nat. Mus., 1908, p. 300. Grabau and Shimer, N. A. Index 

 Fossils, 2, 1910, p. 355. 



Kloedenia barret ti (Weller). 



Beyrichia barretti Weller, Geol. Surv. New Jersey, Pal. 3, 1903, p. 254, pi. 23, 



fig. 9. 

 Klcedenia barretti Ulrich and Bassler, Proc. U. S. Nat. Mus., 35, 1908, p. 301 



(gen. ref.); Maryland Geol. Surv., Low. Dev., 1913, p. 532, pi. 97, fig. 17. 

 Helderbergian: Two miles south of Tristates, New York (Decker Ferry); Tonolo- 



way, Maryland (Keyser). 



Kloedenia centricornis Ulrich and Bassler. 



Klcedenia centricornis Ulrich and Bassler, Proc. U. S. Nat. Mus., 1908, 35, pi. 38, 

 fig. 23; Maryland Geol. Surv., Low. Dev., 1913, p. 529, pi. 97, figs. 1-4. 

 Bassler, Zittel-Eastman Textb. Pal., 1913, p. 738, fig. 1425L 



Helderbergian (Keyser): Cumberland, Maryland. 



Holotype.C&t. No. 53305, U.S.N.M. 



