644 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Hormotoma auna (Billings). 



Murchisonia Anna Billings, Canadian Nat. Geol., 4, 1859, p. 358, figs. 8a-e; GeoL 



Canada, Geol. Surv. Canada, 1863, p. 119, fig. 32a-f.— Lesley, Geol. Surv. 



Pennsylvania, Rep. P 4, 1889, p. 424, figs. 

 Hormotoma anna Ulrich, Geol. Minnesota, 3, pt. 2, 1897, p. 1014 (gen. ref,). 

 Canadian: Mingan Islands, Canada. 



Hormotoma argylensls (Sardeson). 



Murchi.sonia argylensis Sardeson, Bull. Minnesota Acad. Nat. Sci., 4, 1896, p. 97, 



pi. 5, figs. 11, 12. 

 Canadian (Shakopee): Near Argyle, Wisconsin; Shakopee and Cannon Falls, 



Minnesota. 



Hormotoma? artemesla (Billings). 



Murchisonia Artemesia Billings, Pal. Foss., 1, 1865, Geol. Surw Canada, p. 345, 



textiig. 332a, b. 

 Hormotoma? artemesia Ulrich, Geol. Minnesota, 3, pt. 2, 1897, p. 1013 (gen. ref.). — 



Bassler, Bull. Virginia Geol. Surv., 29, 1909, pi. 20, figs. 1, 2. 

 Canadian (Beekmantown): Counties of Leeds and GrenviUe, Canada; Virginia, 



etc. 



Hormotoma belllcincta (Hall). 



Murchisonia bellicincta Hall, Geol. Fal. New York, 1, 1847, p. 179, pi. 39, figs, 

 la, b. — Emmons, Amer. Geology, 1, pt. 2, 1855, p. 162, pi. 5, figs, la, b, 12. — 

 Salter, Quart. Jour. Geol. Soc. London, 15, 1859, p. 380, pi. 13, fig. 11.— 

 Billings, Geol. Canada, Geol. Surv. Canada, 1863, p. 183, fig. 177.— Miller, 

 Cincinnati Quart. Jour. Sci., 1, 1874, p. 314. — Nicholson, Rep. Pal. Prov. 

 Ontario, pt. 2, 1875, p. 18, fig. 7a. — Roemer, Leth. geog., 1, Leth. Pal., Atlas, 

 1876, pi. 5, fig. 7.— Walcott, Amer. Jour. Sci. Arts, 3d ser., 35, 1888, p. 237, 

 fig. 2.— Koken, Neues Jahrb. f. Min., Geol. Pal., 6, Beilage Bd., 1889, p. 371.— 

 Lesley, Geol. Surv. Pennsylvania, P 4, 1889, p. 426, figs. — Whiteaves, Pal. 

 Foss., Geol. Surv. Canada, 3, pt. 2, 1895, p. 123 (loc. occ). 



Hormotoma l)eUicincta Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, ]>, 

 1017, pi. 70, figs. 15-17.— Grabau and Shimer, N. A. Index Fossils, 1, 1909, p. 

 650, fig. 887a.— Cumings, 32d Ann. Rep. Dep. Geol. Nat. Res. Indiana, 1908, 

 pi. 40, figs. 12, 12a. 



Trenton: Watertown, Middleville, Trenton Falls, etc.. New York; Goodhue 

 County, Minnesota (Prosser). 



Plesiotypes.^Cat. No. 45850, U.S.N.M. (Ulrich and Scofield). 



Hormotoma Boylei Donald. See Turritoma boylei. 



Hormotoma? casslna (^V^litficld). 



Murchisonia cassina \\'hitfield. Bull. Amer. Mue. Nat. Hist., 9, 1897, p. 179, pi. 1, 



fig. 7.— Seely, Vermont State Geol. Rep., 7, 1910, pi. 59, fig. 7. 

 Canadian (Beekmantown): Fort Casein, Vermont. 



Hormotoma confusa (Whitfield). 



Murchisonia? confusa Whitfield, Bull. Amer. Mas. Nat. Hist., 2, 1889, p. 54, pi. 8, 



figs. 16-18.— Seely, Vermont State Geol. Rep., 7, 1910, pi. 60, figs. 6, 8. 

 Canadian (Beekmantown): Shoreham, Vermont. 



Hormotoma fasclata Branson. 



Hormotoma fasciata Branson, Trans. Acad. Sci. St. Loms, 18, 1900, p. 45, pi. 7, 



fig. 16. 

 Black River (Auburn — Decorah): Lincoln County, Missouri. 



