104 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Bathyurellus marginatus Billing.s. 



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



fig. 248 (?249). 

 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 nitidus 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 rarus Billings. 



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

 Ozarkian? (Levis-en-atic): Point Levis, Quebec. 



Bathyurellus validus Billings. 



Bathyurellus validus Billings, Pal. Foss., 1, Geol. Surv. Canada, 1805, p. 268, 

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



BATHTURUS Billings. Genotype: Asaph us extans Hall. 



Bathyunis 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, Palseontograpliica 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 Sliimer, 

 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. 



Bathyurusacutus Raymond, Bull. Victoria Mem. Mus., 1, 1913, p. 50, pi. 7. fig. 4. 

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



Bathyurus amplimarginatus Billings. 



Bathyurus amplimarginatus Billings, Canadian Nat. Geol., 4, 1859, p. 305, 



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



1, Geol. Surv. Canada, 1805, p. 353, fig. 341a.— Grabau and Shimer, N. A. 



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



p. 54. 

 Bathyunis minganensis Billings, Pal. Foss., 1, Geol. Surv. Canada, 1805, p. 353. 

 Canadian: Miugan Islands, Canada (Romaine); Rockland, Ontaiio, (Beekman- 



town). 



Bathyurus angelini Billings. 



Bathyrus Angelini Billings, Canadian Nat. Geol., 4, 1859, p. 407, fig. 37; Geol. 

 Canada, Geol. Surv. Canada, 1803, p. 133, fig. 08.- Chapman, Canadian Jour., 

 n. s., 8, 1803, p. 29, fig. 142; p. 195, fig. 100; 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. 



