BIBUOUHAPHIO L18i" 01 UKNEKA AND SPECIES. IJ3i 



Cyclonema bills — Continued. 



Turbo bilix D'Orbignj^ Prod, de Pal., 1, 1849, p. o (gen. ref.). — Emmons, Aiiier. 

 Geolo}i;y, 1, pt. 2, 1855, p. 158. 



Cyclonema (Pleuroiomaria) bilix Zittel, Handb. Pal., 2, 1882, p. 188, lig. 234. 



Cyclouoma bilix Hall, Pal. New York, 2, 1852, p. 89 (geu. ref.); 14th Rep. New 

 York State Cab. Xat. llist., 1861, p. 92.— Billings, Geol. Canada, Geol. Surv. 

 Canada, 1863, p. 217, fig. 225.— Hall, 24th Rep. New York State Cab. Nat' 

 Hist., 1872, pi. 8, fig. 3.— Miller, Cincinnati Quart. Jour. Sci., 1, 1874, p. 319.— 

 WTiite, 2d Ann. Rep. Indiana Dep. Stat. Geol., 1889, p. 492, pi. 2, figs. 3, 4, 5.— 

 Ulrich, Amer. Geol., 1, 1888, p. 188, footnote. — Lesley, Geol. Surv. Pennsyl- 

 vania, Rep. P 4, 1889, p. 172, fig.— Miller, N. A. Geol. Pal., 1889, p. 400, 

 fig. 663. — Keyes, Missouri Geol. Siuv., 5, 1894, j). 154. — Koken, Bull. Acad. 

 Imp. Sci. St. Petersburg, 7, 1897, p. 191, fig. 34.— Ulrich and Scofield, Geol. 

 Minnesota, 3, pt. 2, 1897, p. 1058, pi. 58, figs. 35-39. 



Cyclonema bilex Tumings, 32d Ann. Rep. Dep. Geol. Nat. Res. Indiana, 1908, p. 

 958, pi. 40, figs. 2-2d.— Grabau and Shimer, N. A. Index Fossils, 1, 1909, p. 

 668, figs. 925 a, b. 



Cyclonema bilex lata ^leek, Geol. Smx. Ohio, Pal., 1, 1873, p. 152, pi. 13, figs, 

 5e, 5f. — Miller, Cincinnati Quart. Jour. Sci., 1, 1874, p. 320. 



Cyclonema bilex co;uca Miller, Cincinnati Quart. Jour. Sci., 1, 1874, p. 320. 



Richmond (Arnheini-Whitewater): Richmond, etc., Indiana; Ohio; Kentucky; 

 etc. 



Pl€»{otypes.—Cat. Nos. 45763-45765, U.S.N.M. (Ulrich and Scofield). 



Cyclonema blllx fluctuatuin (James). 



Cyclonema fluctuata James, Cat. L. Sil. Foss. Cincinnati Group, 1871, p. 8 (nom. 



uud.); Cincinnati Quart. Jour. Sci., 1, 1874, p. 152. 

 Cyclonema bilix var. lluctiiatum Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 



1897, p. 1058, pi. 78, figs. 40-42.— Cumings, 32d Ann. Rep. Dep. Geol. Nat. 



Res. Indiana, 1908, p. 959, pi. 40, figs. 3-3b. 

 Richmond (Arnheim, Wajniesville) : Warren and Clinton Counties, Ohio; Indiana; 



Tennessee. 

 Plemotype.—Cat. No. 45767, U.S.N.M. 



Cyclonema cancellatum Hall. See Strophostylus caiu^ellatus. 



Cyclonema cinoinnatiense Miller. See Cyclonema Aarlcosum. 



Cyclonema commune Billings. 



ryclonema commuuib Billings, Cat. Sil. Fo8s. Anticosti, Geol. Surv. Canada, 



1866, p. 55. 

 Auticostian (Jupiter River, Chicotte): The Jumpers. Anticosti. 



Cyclonema cuNhlngl Ruedomann. 



Cyclonema cushingi Ruedemann, Bull. New York State Mns., 162, 1912, pi. 7, 



figs. 8-10. 

 Trenton (Snake Hill): Snake Hill, Saratoga County, New York. 



Cyclonema daytoneuse Foerste. 



Cyclonema bilex Foerste (not Conrad), Bull. Sci. Lab. Denison Univ., 1, 1885, p. 



94; Proc. Boston Soc. Nat. Hist., 24, 1889, p. 290, pi. 5, fig. 15; Geol. Surv. Ohio, 



Pal., 7, p. 551, pi. 26, fig. 15, var. p. 130, fig. 15. 

 Cyclonema daytonensis Foerste, 24th Ann. Rep. Indiana Geol. Nat. Hist. Surv., 



1899, p. 77; Jour. Geol., 11, 1903, p. 707.— Savage, Bull. Geol. Surv. Illinois, 



23, 1913, p. 100, pi. 6, fig. 4; pi. 7, fig. 21. 

 Upper Medinan: Dayton and Todda Fork, Ohio (Brassfield); Thebes, Illinois; and 



Edgewood, Missouri (Fdgewood). 



