BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 105 



Bathyurus arcuatiis Billing.s. 



Batlniinis arruatiis Billings, Pal. Foss., 1, Geol. Siirv. Canada, 18G5, p. 205, figs. 



189, 190.— Raymond, Bull. Victoria Mem. Mus., 1, 1913, p. 57. 

 Canadian (Beekmantown): Near St. Antoine, above Quebec, Canada. 



Bathyurus armatus Billings. See Plethopeltis armatus. 

 Bathyurus armatus Walcott. See Plethopeltis saratogensis. 

 Bathyurus bituberculatus Billings. See Lloydia bituberculatus. 

 Bathyurus breviceps Billings. See Leiostegium breviceps. 

 Bathyurus capax Billings. See Platycolpiis capax. 

 Bathyurus caudatus Billings. See Goniurus caudatus. 

 Bathyurus coxgeneris Walcott. See Ilolasaphns congeneris. 

 Bathyurus conicus Billings. See Hystricurus conicus. 

 Bathyurus cordai Billings. See Hystricunis cordai. 

 Bathyurus crotalifrons Dwight. See Hystricunis crotalifrons. 

 Bathyurus cybele Billings. See Petigiinis cybele. 



Bathyurus?? darwini Kaj'ser. 



Bathyiinis? Darwinii Kayser, Beitr. Geol. Pal. Argentiiiischen Republik, Palseon- 



tographica Suppl., 3, 1876, p. 12, pi. 2, fig. 6. 

 Ordovician: Quebrada de Juan Pobre, Argentina. 



Bathyurus dubius Billings. See Platyrolpus dubius. 



Bathyurus ellipticus Cleland. See Petigunis ellipticus. 



Bathyurus extans (Hall). 



A.saphus? extans Hall, Pal. New York, 1, 1847, p. 228, pi. 60, figs. 2, 2a-c; 3d 



Rep. New York State Cab. Nat. Hist., rev. ed., 1850, p. 182, pL 3, fig. 1 (doc. 



ed., p. 174).— Emmons, Amer. Geology 1, pt. 2, 1855, pi. 15, figs. 8, 11. 

 Asaphus? nodostriatus Hall, Pal. New York, 1, 1847, p. 248, pi. 61, figs, la, b. 

 Bathyurus extans Billings, Canadian Nat. Geol., 4, 1859, p. 364; Geol. Canada, 



Geol. Surv. Canada, 1863, p. 153, fig. 114.— Clarke, Geol. Minnesota, 3, pt. 2, 



1897, p. 722, fig. 37.— Grabaii and Shimer, N. A. Index Fossils, 2, 1910, p. 



288, fig. 1594.— Raymond, Ann. Carnegie Mus., 7, No. 1, 1910, p. 46, pi. 15, 



figs. 7, 8; pi. 16, fig. 5; Bull. Victoria Mem. Mus., 1, 1913, p. 52. 

 Black River: Mohawk Valley, near Watertown, etc.. New York; OttaAva and 



Mingan Islands, Canada; Minnesota, Wisconsin, Kentucky. 



Bathyurus glandicephalus Wliitfield. 



Bathyurus (Bathjiircllus) glandicephalus WTiitfield, Bull. Amer. Mus. Nat. Hist., 



3, 1890, p. 38, pi. 2, figs. 9-12. 

 Bathyurus glandicei^halus Raymond, Bull. Victoria Mem. Mus., 1, 1913, p. 55. 

 Canadian (Beekmantown) : Shoreham, Vermont; Champlain Valley. 



Bathyurus ingalli Raymond. 



Bathyurus ingalli Raymond, Bull. Victoria Mem. Mus., 1, 1913, p. 57, pi. 7, fig. 7. 

 Trenton (Curdsville): Two miles north Kirkfield, Belleville, and near Ottawa, 

 Ontario. 



