BIBLIOGRAPHIC LIST OF GENEEA AND SPECIES. 1181 



Spyroceras anellus (Conrad). 



Orthoceras anellus Conrad, Proc. Acad. Nat. Sci. Philadelphia, 1, 1843, p. 334. 

 Hall, Pal. New York, 1, 1847, p. 202, pi. 43, figs. 6a-f. Emmons, Amer. 

 Geol,, 1, pt. 2, 1855, p. 150. Hitchcock, Geol. Vermont, 1, for 1861, 1862, 

 p. 298, fig. 209. Meek and Worthen, Geol. Surv. Illinois, 3, p. 318, pi. 3, 

 fig. 3. Whitfield, Geol. Wisconsin, 4, 1882, p. 226, pi. 7, fig. 13. James, J. F., 

 Jour. Cincinnati Soc. Nat. Hist., 8, 1886, p. 239. Clarke, Geol. Minnesota, 2, 

 1897, p. 784, pi. 47, figs. 22, 23. Whiteaves, Pal. Foss. Geol. Surv. Canada, 

 3, pt. 3, 1897, p. 213. 



Spyroceras cf. anellus Ruedemann, Bull. New York State Mus., 49, 1901, p. 39. 



Spyroceras anellus Whiteaves, Geol. Surv. Canada Pal. FOBS., 3, pt. 4, 1906, p. 344 

 (gen. ref.). Grabau and Shimer, N. A. Index Fossils, 2, 1910, p. 63, fig. 1270. 



Mohawkian: Mineral Point, Wisconsin; Minnesota; Iowa; Missouri; Canada 

 (Black River); Middleville, New York (Trenton). 



Spyroceras balteatum (Billings). 



Orthoceras balteatum Billings, Geol. Surv. Canada, Rep. Progr. for 1853-1856, 



1857, p. 318; Cat. Sil. Foss. Anticosti, Geol. Surv. Canada, 1866, p. 22 



(loc. ref.). 

 Richmond (English Head and Charleton): English Head, etc., Anticosti. 



Spyroceras beauportense (Whiteaves). 



Orthoceras Beauportense Whiteaves, Ottawa Nat., 12, 1908, p. 118. 



Spyroceras Beauportense Whiteaves, Geol. Surv. Canada, Pal. Foss., 3, pt. 4. 



1906, p. 323, pi. 33, figs. 2, 2a. 

 Trenton: Beauport, near Quebec, Canada. 



Spyroceras bilineatum (Hall). 



Orthoceras bilineatum Hall, Pal. New York, 1 1847, p. 35, pi. 7, figs. 4, 4a; p. 200, 



pi. 43, figs. 2, 3. Emmons, Amer. Geol., 1, pt. 2, 1855, p. 149. Billings, 



Canadian Nat. Geol., 1, 1856, p. 316, fig. 4; Canadian Nat. Geol., 4, 1859, p. 



462 (loc. occ.). Chapman, Canadian Jour., n. s., 8, 1863, p. 20, fig. 128; p. 



200, fig. 193; Expos. Min. Geol. Canada, 1864, p. 128, fig. 128; p. 172, fig. 193. 



Clarke, Geol. Minnesota, 3, pt. 2, 1897, p. 786, pi. 47, figs. 20, 21; pi. 54, figs. 



6, 7. Schuchert, Proc. U. S. Nat. Mus., 22, 1900, p. 169. Cumings, 32d Ann. 



Rep. Dep. Geol. Nat. Res. Indiana, 1908, p. 1033, pi. 51, figs. 2, 2b. 

 Spyroceras bilineatum Ruedemann, Bull. New York State Mus., 49, 1901, p. 39; 



Bull. New York State Mus., 90, 1906, p. 449. Grabau and Shimer, N. A. 



Index Fossils, 2, 1910, p. 63, fig. 1269. 

 Black River and Trenton: Middleville, etc., New York; Canada; Minnesota; 



Kentucky; Tennessee; Missouri; etc. 



Spyroceras bilineatum frankfortense Foerste. 



Orthoceras (Spyroceras) bilineatum-frankfortensis Foerste, Bull. Sci. Lab. Den- 



ison Univ., 16, 1910, p. 75, pi. 1, figs. 6a, b. 

 Trenton (Hermitage): South of Glenn Creek, near Frankfort, Kentucky. 



Spyroceras clintoni (Miller). 



Orthoceras subarcuatum Hall, Pal. New York, 1, 1847, p. 34, pi. 7, fig. 3 (lower 



part of drawing). Billings, Canadian Nat. Geol., 4, 1859, p. 461. 

 Orthoceras clintoni Miller, Amer. Pal. Foss. (1st ed.), 1877, p. 244. (Proposed 



in place of O. subarcuatum preoccupied.) 

 Spyroceras clintoni Ruedemann, Bull. New York State Mus., 90, 1906, p. 445, 



pi. 14, fig. 4; pi. 16, figs. 4-7, text fig. 18. 

 Chazyan (Day Point-Valcour) : Chazy, Valcour Islands, etc., New York; Isle 



La Motte, Vermont. 



