648 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Hormotoma subulata (Conrad"). 



Loxonema subulata Conrad, Jour. Acad. Nat. Sci. Philadelphia, 8, 1842, p. 273, pi. 



16, fig. 14.— Winchell and Marcy, Mem. Boston Soc. Nat. Hiet., 1, 18C5, p. 100. 

 Murchisonia subulata Hall, Tal. New York, 2, 1852, p. 91, pi. 28, figs. 7a, b, c, d. 

 Holopella? cf. Loxonema subulata Foerste, Proc. Boston Soc. Nat. Hist., 24, 1889, 



p. 291, pi. 5, fig. 21. 

 Loxonema? (cf. Holopella) subulata Foerste, Geol. Surv^ Ohio, Pal., 7, 1S93, p. 



55G, pi. 30, fig. 21. 

 Early Silurian: Medina, Reynales Baain, and Wolcott, New York (Clinton); 



Todds Fork and Dayton, Ohio (Brassfield). 



Hormotoma tenera Savage. 



Hormotoma tenera Savage, Bull. Geol. Surv. Illinois, 23, 1913, p. 9G, pi. G, fig. 9. 

 Upper Medinan (Edgewood): Near Edgewood and Louisiana, Missouri. 



Hormotoma terebriformis Foorste. 



Hormotoma terebriformis Foerste, Jour. Cincinnati Soc. Nat. Hist., 21, 1914, p. 



137, pi. 3, figs. 8a, b. 

 Trenton (Upper): Near Rogers Gap, Kentucky. 



Hormotoma teretlformls (Billings). 



Murchisonia teretiformis Billings, Geol. Surv. Canada Rep. Progr. for 1853-1856, 



1857, p. 298; Cat. Sil. Fobs. Anticosti, Geol. Surv. Canada, 1866, pp. 18, 55. 

 Murchisonia bellicincta var. teretiformis Whiteavea, Canadian Rec. Sci., 5, 1893, 



p. 320. 

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

 Richmond (Charleton): Charleton Point, Anticosti. 



Hormotoma trentonensls L'lrich and Scofield. 



Murchisonia bellicincta Hall (part), Pal. New York, 1, 1847, pi. 39, fig. le (not 



la-Id). — Owen, Geol. Rep. Wisconsin, Iowa, Minnesota, 1852, pi. 2, fig. 8. 

 Murchisonia major WTiitfield (not Hall), Geol. Wisconsin, 4, 1882, p. 244, pi. 9, 



fig. 4. 

 Hormotoma trentonensis Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, p. 



1017, pi. 70, figs. 13, 14.— Grabau and Shimer, N. A. Index Fossils, 1, 1909, 



p. 650, fig. 887b, 888. 

 Trenton: New York, Canada, Minnesota, Illinois, Kentucky, Tennessee. 

 Eolotijpe.—Csit. No. 45867, U.S.N.M. 



Hormotoma tricarlnata Grabau. 



Hormotoma tricarinata Grabau, Michigan Geol. Surv., Geol. Ser., 1, 1909, p. 175, 



pi. 25, figs. 3-4. 

 Upper Monroan ;;Luca.s): Gibraltar quarry, Wayne County, Michigan. 



Hormotoma vesta (Billings). 



Murchisonia Vesta Billings, Geol. Canada, Geol. Sur\'. Canada, 1863, p. 276, fig. 

 280; Pal. Fosa., 1, Geol. Surv. Canada, 1865, p. 32, fig. 33 (adv. sheets, 1862).— 

 Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 431, fig.— Koken, 

 Neues Jahrb. Min., Geol. Pal., 6, 18S9, Beilage-Band, p. 375. 



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



Canadian (Beekmantown): Phillipsburg, Quebec. 



Hormotoma whlteave.sl Clarke and Rucdomann. 



Hormotoma whiteavcsi Clarke and Rucdemann, Mem. New York State Mus., 

 5, 1903, p. 72, pi. 8, figs. 5, 9.— Whiteaves, Geol. Surv. Canada, Pal. Foas., 3, 

 pt. 4, 1906, p. 332. 



