BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 149 



Byssonychia tenulstriata — Continued. 



Ambonychia tenulstriata Miller, N. A. Geol. Pal., 2d App., 1897, p. 779 (gen. ref.). 

 Richmond: Granger and Spring Valley, Minnesota (Maquoketa); Richmond, 

 Indiana (AMiitewater). 



Byssonychia vera Ulrich. 



Byssonychia vera Ulrich, Geol. Surv. Ohio, 7, 1893, p. 629, figs. a-c. — Foerste, 



Jour. Cincinnati Soc. Nat. Hiat., 21, 1914, p. 134, pi. 1, fig. 15. 

 Ambonychia bellistriata. Miller (not Hall, 1847), Cincinnati Quart. Jour. Sci., 1, 



1874, p. 14. 



Byssonychia radiata (Hall) new var., Ulrich, Geol. Minnesota, 3, pt. 2, 1897, p. 



479, fig. 36V. 

 Ambonychia cincinnatiensis Miller and Faber, Jour. Cincinnati Soc. Nat. Hist., 



17, 1894, p. 24, pi. 1, figs. 8-10. 

 Eden: Cincinnati, Ohio, and vicinity. 

 Trenton (Upper): Rogers Gap, etc., Kentucky. 

 Cotypes.—CsLt. No. 46108, U.S.N.M. 



Byssonychia walkerensis Grabau. 



Byssonychia walkerensis Grabau, Bull. Geol. Soc. Amer., 24, 1913, p. 454. 

 Mays^dlle (Bays): Big Walker Mountain, Virginia. 



Bythocladus Whitfield. See Buthograptus Hall. 



BYTHOCYPRIS Brady. Genotype: B. reniformis Brady. 



Bythocypris Brady, "Challenger" Exped. Rept. Ostracoda, 1880, p. 45. — ^Jones 

 and Kirkby, Ann. Mag. Nat. Hist., 5th ser., 18, 1886, p. 250; Proc. Geol. Assoc, 

 9, 1897, p. 510.— Jones, Ann. Mag. Nat. Hist., 5th. ser., 19, 1887, p. 184.— 

 Ulrich, Jour. Cincinnati Soc. Nat. Hist., 13, 1890, p. 196.— Miller, N. A. 

 Geol. Pal., Ist App., 1892, p. 706.— Ulrich, Geol. Minnesota, 3, pt. 2, 1894, 

 p. 686; Zittel-Eastman Textb. Pal., 1, 1900, p. 646.— Grabau and Shimer, 

 N. A. Index Fossils, 2, 1910, p. 365.— Bassler, Zittel-Eastman Textb. Pal., 

 2d ed., 1913, p. 740. 



Bythocypris(?) curta Ulrich. 



Bythocypris (?) curta Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 689, pi. 44, figs. 



36-38. 

 Black River (Decorah): St. Paul, Minnesota. 

 nolotype.—C&t. No. 41794, U.S.N.M. 



Bythocypris cylindrica (Hall). 



Leperditia (Isochilina) cylindrica Hall, 24th Rep. New York State Cab. Nat. 

 Hist., 1872, p. 231, pi. 8, fig. 12 (Extract, 1871, p. 7, pi. 4, fig. 12).— Hall and 

 Wliitfield, Geol. Surv. Ohio, Pal. 2, 1875, p. 101, pi. 4, fig. 5. 



Leperditia cylindrica Miller, Cincinnati Quart. Jour. Sci., 1, 1874, p. 122; 2, 



1875, p. 351. 



Bythocypris cylindrica Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 687, pi. 44, 

 figs. 29-35, p. 688.— Ukich, Geol. Surv. Canada, Cont. Micro-Pal., pt. 2, 

 1889, p. 48, pi. 9, fig. 6.— Ruedemann, Bull. New York State Mus., 49, 1901, 

 p. 86, pi. 7, figs. 26, 28. 



Bythocypris (Cytherellina?) cylindrica Grabau and Shimer, N. A. Index Fos- 

 sils, 2, 1910, p. 365, fig. 1666. 



Primitia minuta Jones (part), Quart. Jour. Geol. Soc. London, 46, 1890, p. 7, pi. 

 3, figs. 18, 19 (not figs. 21-23). 



Trenton to Richmond: Cincinnati, Ohio, and vicinity; Indiana; Kentucky; 

 Tennessee; Minnesota; Now York; Ontario, Manitoba; etc. 



Plesiotype8.~Cd.t. Nos. 41795, 41796, U.S.N.M. 



