104 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Bathyurellus marginatus Billings. 



Bathyurellus marginatus Billings, Pal. Foss., 1, Geol. Surv. Canada, 1865, p. 264, 



fig. 248 (7249). 

 Canadian (Quebec F, G, H): Keppel Island, Portaux Choix, and Table Head, 



Newfoundland. 



Bathyurellus minor Raymond. 



Bathyurellus minor Raymond, Annals Carnegie Mus., 3, 1905, p. 338, pi. 10, fig. 16; 



7th Rep. State Geol. Vermont, 1910, p. 219, pi. 32, fig. 16. 

 Bathyurellus validus Raymond, Bull. Amer. Pal., 3, No. 14, 1902, p. 301. 

 Chazyan (Crown Point): Crown Point, Valcour Island, New York. 



Bathyurellus nitfdus Billings. 



Bathyurellus nitidus Billings, Pal. Foss., 1, Geol. Surv. Canada, 1865, p. 265, fig. 



249. Miller, N. A. Geol. Pal., 1889, p. 533, fig. 971. 

 Chazyan (Quebec P): Cow Head, Newfoundland. 



Bathyurellus rams Billings. 



Bathyurellus rarus Billings, Pal. Foss., 1, Geol. Surv., Canada, 1865, p. 320. 

 Ozarkian? (Levis-erratic): Point Levis, Quebec. 



Bathyurellus ralidus Billings. 



Bathyurellus validus Billings, Pal. Foss., 1, Geol. Surv. Canada, 1865, p. 268, 

 fig. 252. Chazyan (Quebec L): Point Rich, Newfoundland. 



BATHYURUS Billings. Genotype: Asaphus extans Hall. 



Bathyurus Billings, Canadian Nat. Geol., 4, 1859, p. 364; 5, 1860, p. 317; Pal. 

 Foss., 1, Geol. Surv. Canada, 1865, pp. 408, 409. Walcott, 28th Rep. New 

 York State Mus. Nat. Hist., doc. ed., 1877, p. 94; mus. ed., 1879. Kayser, 

 Beitr. Geol. and Pal. Argentinischen Republik, Palaeontographica Suppl., 3, 

 1876, p. 10. Dames, Richthofen's China, 4, 1883, p. 4. Zittel, Handb. Pal., 

 2, 1885, p. 602. Miller, N. A. Geol. Pal., 1889, p. 533. Grabau and Shimer, 

 N. A. Index Fossils, 2, 1910, p. 288. Raymond, Zittel-Eastman Textb. Pal., 

 1913, p. 718; Bull. Victoria Mem. Mus., 1, 1913, p. 51. 



Bathyurus acutus Raymond. 



Bathyurus acutus Raymond, Bull. Victoria Mem. Mus., 1, 1913, p. 56, pi. 7. fig. 4. 

 Stones River (Pamelia): Westboro, near Ottawa, Ontario. 



Bathyurus amplimarginatus Billings. 



Bathyurus amplimarginatus Billings, Canadian Nat. Geol., 4, 1859, p. 365, 



fig. 12a, b; Geol. Canada, Geol. Surv. Canada, 1863, p. 122, fig. 41; Pal. Foss., 



1, Geol. Surv. Canada, 1865, p. 353, fig. 341a. Grabau and Shimer, N. A. 



Index Fossils, 2, 1910, p. 288. Raymond, Bull. Victoria Mem. Mus., 1, 1913, 



p. 54. 



Bathyurus minganensis Billings, Pal. Foss., 1, Geol. Surv. Canada, 1865, p. 353. 

 Canadian: Mingan Islands, Canada (Romaine); Rockland, Ontario, (Beekman- 



town). 



Bathyurus angelini Billings. 



Bathyrus Angelini Billings, Canadian Nat. Geol., 4, 1859, p. 467, fig. 37; Geol. 

 Canada, Geol. Surv. Canada, 1863, p. 133, fig. 68. Chapman, Canadian Jour., 

 n. s., 8, 1863, p. 29, fig: 142; p. 195, fig. 166; Expos. Min. Geol. Canada, 1864, 

 p. 137, fig. 142; p. 167, fig. 166. Raymond, Ann. Carnegie Mus., 3, 1905, 

 No. 2, p. 335, fig. 1, pi. 10, figs. 11, 12; 7th Rep. State Geol. Vermont, 1910, 

 pi. 32, figs. 11, 12; Bull. Victoria Mem. Mus., 1, 1913, p. 55, pi. 7, fig. 5. 



Canadian: Grenville (Beekmantown), Mingan Islands (Romaine), etc., Canada. 



