BIBLIOGEAPHIC LIST OF GENERA AND SPECIES. 107 



Bathyurus seelyi ^\^litfield. See Bolbocephalus seelyi and Hystricurus cordai. 



Bathyurus(?) simillimus Walcott. 



Bathyurus? simillimus Walcott, Mon. U. S. Geol. Surv., 8, 1884, p. 93, pi. 12, 



fig. 11. 

 Upper Pogonip: Wliite Mountain, Eureka District, Nevada. 

 HoJotype: Cat. No. 24653, U.S.N.M. 



Bathyurus smithi Billings. See Haploconus smithi. 



Bathyurus solitarius Billings. See Lloydia solitarius. 



Bathyurus spiniger (Hall). 



Acidaspis spiniger Hall, Pal. New York, 1, 1847, p. 241, pi. 64, fig. 5. 



Bathyurus spiniger Clarke, Geol. Minnesota, 3, pt. 2, 1884, p. 723, figs. 38-40. — 

 Raymond, Bull. Amer. Pal., 3, 1902, \)\. 19, figs. 1-3; Ann. Carnegie Mus., 7, 

 1910, p. 48, pi. 15, figs. 4-6.— Grabau and Shimer, N. A. Index Fossils, 2, 

 1910, p. 288.— Raymond, Bull. Victoria Mem. Mus., 1, 1913, p. 57. 



Black River: Mohawk Valley, New York; Montreal, Quebec; Hlinois, Kentucky, 

 Missouri, Iowa. 



Plesiotype.— Cat. Nos. 41932, 41933, U. S.N.M. 



Bathyurus stonemanii Vogdes. See Proetiis stonemani. 



Bathyurus strenuus Billings. See Lloydia strenuus. 



Bathyuru.s superbiis Raymond. 



Bathyurus superbus Raymond, Ottawa Nat., 24, 1910, p. 129, pi. 2, figs. 1-3; Bull, 



Victoria Mem. Mus., 1, 1913, p. 54. 

 Black River: Near Ottawa, Ontario. 



Bathyurus ? taurifrons Dwight. 



Bathyurus taurifrons Dwight, Amer. Jour. Sci., 3d ser., 27, 1884, p. 252, pi. 7, 



figs. 1, la-3. 

 Canadian (Beekmantown): Rochdale County, New York. 



Bathyurus ? timon Billings. 



Bathyurus Timon Billings, Pal. Foss., 1, Geol. Surv. Canada, p. 261, fig. 244. 

 Canadian (Quebec-G, H): Port aux Choix, Newfoundland. 



Bathyurus tuberculatus Walcott. See Hystricurus tuberculatus. 



Bathyurus ? vetulus Billings. 



Bathyurus vetulus Billings, Pal. Foss., 1, Geol. Surv. Canada, 1865, p. 365. 

 Middle Ordovician: East arm of Bonne Bay, Newfoundland. 



BATOSTOMA ? Ulrich. 



Genotype: Monticulipora (Heterotrypa) implicata Nicholson. 

 Batostoma Ulrich, Jour. Cincinnati Soc. Nat. Hist., 5, 1882, p. 154. — Foord, 

 Contr. Micro-Pal. Cambro-Sil., 1883, p. 17.— Miller, N. A. Geol. Pal., 1889, 

 p. 294.— Ulrich, Geol. Surv. Illinois, 8, 1890, pp. 379, 459; Geol. Minnesota, 

 3, 1893, p. 288; Zittel's Textb. Pal. (Engl, ed.), 1897, p. 275.— Simpson, 14th 

 Ann. Rep. State Geol. New York for 1894, 1897, p. 588.— Nicklesand Bassler, . 

 Bull. U. S. Geol. Surv., 173, 1900, p. 35.— Grabau and Shimer, N. A. Index 

 Fossils, 1, 1907, p. 136.— Cumings, 32d Ann. Rep. Dep. Geol. Nat. Res. Indiana, 

 1908, p. 740.— Bassler, Bull. U. S. Nat. Mus., 77, 1911, p. 272; Zittel-Eastman 

 Textb. Pal., 1913, p. 338. 



