BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 646 



Hormotoma funata (Billings). 



Murchisonia funata Billings, Cat. Sil. Foss. Anticosti, Geol. Surv. Canada, 1866, 



p. 55. 

 Anticostian (Gun River, Jupiter River): The Jumpers, Anticosti. 



Hormotoma gigantea (Billings). 



Murchisonia gigantea Billings, Geol. Surv. Canada, Rep. Progress for 1853-1856, 



1857, p. 298; Cat. Sil. Foss. Anticosti, Geol. Surv. Canada, 1866, p. 55 (loc. ref.). 



Hormotoma gigantea Schuchert and Twenhofel, Bull. Geol. Soc. Amer., 21, 1910, 



p. 702. 

 Gamachian (Ellis Bay): Prinsta Bay, Anticosti. 



Hormotoma gracilens (Whitfield). 



Murchisonia gracilens Whitfield, Bull. Amer. Mus. Nat. Hist., 2, 1889, p. 53, pi. 8, 



figs. 14, 15. 



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

 Canadian (Beekmantown) : Beekmantown, New York. 



Hormotoma gracilis (Hall). 



Murchisonia gracilis Hall, Pal. New York, 1, 1847, p. 181, pi. 39, figs. 4a-c; p. 303, 

 pi. 83, figs, la, b. Emmons, Amer. Geology, 1, pt. 2, 1855, p. 162, pi. 17, 

 figs. 9-16; Man. Geol., 1860, p. 102, fig. Lincklaen, 14th Rep. New York 

 State Cab. Nat. Hist., 1861, pi. 3, fig. 1. Billings, Cat. Sil. Foss. Anticosti, 

 Geol. Surv. Canada, 1866, pp. 18, 55. Miller, Cincinnati Quart. Jour. Sci., 



1, 1874, p. 315. Nicholson, Rep. Pal. Prov. Ontario, pt. 2, 1875, p. 18, fig. 

 7c. Whitfield, Geol. Wisconsin, 4, 1882, p. 217, pi. 5, fig. 19. Chamberlin, 

 Geol. Wisconsin, 1, 1883, p. 157, fig. Walcott, Amer. Jour. Sci. Arts, 3d ser., 

 35, 1888, p. 239, fig. 7. Miller, N. A. Geol. Pal., 1889, p. 411, fig. 687. 

 Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 428, figs. Whiteaves, 

 Canadian Rec. Sci., 5, 1893, p. 320. Keyes, Missouri Geol. Surv., 5, 1894, 

 p. 146. Whiteaves, Pal. Foss., Geol. Surv. Canada, 3, pt. 2, 1895, p. 123. 



Murchisonia cf. gracilis Sardeson, Bull. Minnesota Acad. Nat. Sci., 4, 1896, p. 

 75, pi. 3, fig. 4. 



Hormotoma gracilis Whiteaves, Pal. Foss., Geol. Surv. Canada, 3, pt. 3, 1897, 

 p. 192. Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, p. 1015, pi. 70, 

 figs. 18-21, ?22. Cumings, 32d Ann. Rep. Dep. Geol. Nat. Res. Indiana, 



1908, pi. 40, figs. 13a-b. Grabau and Shimer, N. A. Index Fossils, 1, 1909, 

 p. 649, figs. 885a-d, 886a-d. Foerste, Jour. Cincinnati Soc. Nat. Hist., 21, 

 1914, p. 139, pi. 1, fig. 3. 



Trenton-Richmond: Watertown, Middleville, etc., New York (Trenton). Widely 



distributed in the United States and Canada. 

 Plesiotypes.Czt. No. 45851, U.S.N.M. (Ulrich and Scofield). 



Hormotoma gracilis angustata (Hall). 



Murchisonia? angustata Hall, Pal. New York, 1, 1847, p. 41, pi. 10, figs. 2a, b. 

 Hormotoma gracilis var. angustata Ulrich and Scofield, Geol. Minnesota, 3, pt. 



2, 1897, p. 1015, pi. 70, figs. 30-36. Bassler, Bull. Virginia Geol. Surv., 2A, 



1909, pi. 23, fig. 4. 



Black River: Watertown, etc., New York; Canada; Virginia; Kentucky; Ten- 

 nessee; Minnesota; Wisconsin; etc. 

 Plesiotypes Cat. Nos. 45852-45856, U.S.N.M. 



Hormotoma gracilis goodhuensls Ulrich and Scofield. 



Hormotoma gracilis var. goodhuensis Ulrich and Scofield, Geol. Minnesota, 3, 



pt. 2, 1897, p. 1015, pi. 70, figs. 42^3. 

 Black River (Decorah): Goodhue County, Minnesota. 

 Cotypes.C&t. No. 45857, U.S.N.M. 



