BIBLIOGRAPHIC LIST OF GENEEA AND SPECIES. 1241 



Strophostylus cancellatus (Hall). 



Littorina cancellata Hall, Geol. Rep. 45th Dist. New York, 1843, pp. 72, 73, figs. 



15, 6; tab. ill., 7, fig. 5. 

 Cyclonema cancellata Hall, Pal. New York, 2, 1852, p. 90, pi. 28, figs, la-g. Hall 

 and Whitfield, 27th Rep. New York State Cab. Nat. Hist., 1875, pi. 13, figs. 

 6, 7. Nettelroth, Kentucky Foss. Shells, Geol. Surv. Kentucky, 1889, p. 

 187, pi. 20, figs. 10, 11. Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1889, 

 p. 172, figs. Kindle and Breger, 28th Ann. Rep. Dep. Geol. Nat. Res. Indi- 

 ana, 1904, p. 467, pi. 14, figs. 5, 6. Savage, Bull. Geol. Surv. Illinois, 23, 1913, 

 p. 55, pi. 2, fig. 4. 

 Silurian: Sodus and Rochester, New York (Clinton) ; Ontario (Cataract); George- 

 town, Indiana, and Louisville, Kentucky (Niagaran). 



Strophostylus cyclostomus Hall. 



Strophostylus cyclostomus Hall, Trans. Albany Inst., 4, 1864, p. 218; 28th ^lep. 

 New York State Mus. Nat. Hist., doc. ed., 1875, pi. 30, figs. 1-13; pi. 31, fig. 1; 

 mus. ed., 1879, p. 176, pi. 30, figs. 1-13; llth Ann. Rep. Indiana Dep. Geol. 

 Nat. Hist., 1882, p. 319, pi. 31, figs. 1-13. Foerste, Bull. Sci. Lab. Denison 

 Univ., 1, 1885, p. 96, pi. 14, fig. 15. Keyes, Amer. Nat., 24, 1890, pi. 33, 

 fig. 19. Grabau and Shimer, N. A. Index Fossils, 1, 1909, p. 677, fig. 947. 

 Grabau, Michigan Geol. Surv., Geol. Ser., 1, 1909, p. 185, pi. 23, figs. 9-11. 



Niagaran (Waldron) : Waldron, Indiana; Newsom, Tennessee. 



Upper Medinan (Brassfield): Dayton, Ohio. 

 Upper Monroan (Amherstburg) : Detroit River region, Michigan. 



Strophostylus cyclostomus disjunctus Hall. 



Strophostylus cyclostomus var. disjunctus Hall, 28th Rep. New York State Mus. 



Nat. Hist., doc. ed., 1875, pi. 30, figs. 14, 15; mus. ed., 1879, p. 177, pi. 30, 



figs. 14, 15; llth Ann. Rep. Indiana Dep. Geol. Nat. Hist., 1882, p. 320, pi. 



31, figs. 14, 15. Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1890, p. 1135, 



figs. 

 Niagaran (Waldron): Waldron, Indiana. 



Strophostylus elevatus Hall. 



Cyclonema? elevata Hall, 20th Rep. New York State Cab. Nat. Hist., 1868 (ext. 



I Jan., 1865), p. 342, pi. 15 (6), fig. 4; rev. ed., 1870, p. 391, pi. 15, fig. 4. 



Nicholson, Quart. Jour. Geol. Soc. London, 31, 1875, p. 548, pi. 26, figs. 16, 

 16a. Kindle and Breger, 28th Ann. Rep. Dep. Geol. Nat. Res. Indiana, 1904, 

 p. 468, pi. 13, figs. 3, 5. 

 Niagaran: Racine, Wisconsin (Racine); Huntington, Indiana. 



Strophostylus filicinctus Whiteaves. 



Strophostylus filicinctus Whiteaves, Geol. Surv. Canada, Ann. Rep., n. s., 14, 



App. F, 1904, p. 54; Pal. Foss., 3, pt. 4, 1906, p. 263, pi. 30, figs. 4-6. 

 Niagaran: Ekwan River, Canada. 



Strophostylus inflatus Whiteaves. 



Strophostylus inflatus Whiteaves, Geol. Surv. Canada, Ann. Rep. , n. s., 14, App. 



F, 1904, p. 53; Pal. Foss., 3, pt. 4, 1906, p. 262, pi. 30, figs. 2, 3. 

 Niagaran: Ekwan River, Canada. 



STROPHOSTYLUS NIAQARENSIS Keyes. See Diaphorostoma niagarense. 



