292 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Crotalocrinites Austin and Austin. See Crotalocrinus Austin and Austin. 



CROTALOCRINUS Austin and Austin. Genotype: Cyathocrinites rugosua Miller. 

 Crotalocrinites Austin and Austin, Ann. Mag. Nat. Hist., 11, 1843, p. 198. 

 Crotalocrinus Morris, Cat. British Foss., 1st ed., 1848, p. 50. — Muller, Ann. Mag. 

 Nat. Hist., 2d ser., 13, 1854, p. 254.— McCoy, British Pal. Rocks and Foss., 

 1854, p. 54.— Salter, in Murchison, Siluria, 2d ed., 1854, p. 219.— Pictet, 

 Traits de Pal., 2d ed., 4, 1857, p. 312.— Austin, Cat. Camb. Sil. Foss., 1873, 

 p. 123.- Angelin, Icon. Crinoid., 1878, p. 26.— Zittel, Handb. Pal., 1, 1879, 

 p. 356. — DeLoriol, Pal. Francaise, 2, 1882, p. 51. — Carpenter, Ann. Mag. Nat. 

 Hist., 5th ser., 18, 1886, p. 397.— Wachsmuth and Springer, Proc. Acad. Nat. 

 Sci. Philadelphia, 1886, pp. 66, 69, (Rev. Pal., pt. 3, sec. 2, pp. 142, 145); 

 1888, pp. 264-390.— Jaekel, Zeits. d. d. geol. Gesell., 49, 1897, p. 47.— Weller, 

 Jour. Geol., 6, 1898, p. 700.— Bather, Geol. Mag., dec. 4, 5, 1898, p. 327, 

 figs. 1, 3, 4; Treatise on Zool., pt. 3, Echinoderma, London, 1900, p. 176, fig. 92, 

 3.— Weller, Bull. Chicago Acad. Sci., Nat. Hist. Surv., 4, pt. 1, 1900, pp. 19, 

 141, fig. 52.— Springer, Zittel-Eastman Textb. Pal., 2d ed., 1913, p. 216. 



Crotalocrinus americanus Weller. See Crotalocrinus cora. 



Crotalocrinus cora (Hall). 



Cyathocrinus cora Hall, adv. sheets 18th Rep. New York State Cab. Nat. Hist., 

 1865, p. 20, pi. (2), figs. 13, 14; doc. ed., 1867; 20th Rep., 1868, p. 324, pi. 11 (2), 

 figs. 13, 14; rev. ed., 1870, p. 366, pi. 11, figs. 13, 14.— Miller, Jour. Cincin- 

 nati Soc. Nat. Hist., 4, 1881, p. 174.— Chamberlin, Geol. Wisconsin, 1, 1883, 

 p. 191.— Weller, Bull. Chicago Acad. Sci., Nat. Hist. Surv., 4, pt. 1, 1900, 

 p. 62, pi. 14, figs. 6-10. 



Crotalocrinus americanus Weller, Bull. Chicago Acad. Sci., Nat. Hist. Surv., 4, 

 pt. 1, 1900, p. 143, pi. 14, fig. 1.— Grabau and Shimer, N. A. Index Fossils, 2, 

 1910, p. 561. 



Crotalocrinus cora Weller, Jour. Geol., 10, 1902, pp. 532, 534, pi. 3, figs. 1-5.— 

 Slocom, Field Columbian Mus., 2, Geol. Ser., No. 10, 1908, p. 292, pi. 86, 

 figs. 3, 4. 



Niagaran (Racine): Racine, Wisconsin; Chicago, etc., Illinois. 



Crotalocrinus? vanhornei (Miller). 



Cyathocrinus vanhornei IMiller, Jour Cincinnati Soc. Nat. Hist., 4, 1881, p. 261, 



pi. 6, fig. 3.— Weller, Bull. Chicago Acad. Sci., Nat. Hist. Surv., 4, pt. 1, 1900, 



p. 64, pi. 14, fig. 5. 

 Crotalocrinus? vanhornei Weller, Jour. Geology, 10, 1902, p. 533 (gen. ref.). 

 Niagaran (Racine) : Bridgeport, Illinois. 



Crumen^crinites Troost. See Periechocrinus Austin. 



Crumen^crinites ovalis Troost. See Periechocrinus tennesseensis. 



CRUZIANA D'Orbigny. Genotype: C. rugosa D'Orbigny. 



Cruziana D'Orbigny, Voyage I'Amerique Merid., 3, pt. 4, 1842, p. 30. — Pictet, 

 Traits de Pal., 2d ed., 2, 1854, p. 559.— Salter, Proc. Geol. Soc. London, 1860, 

 p. 70; Mem. Geol. Surv. Great Britain, 3, 1866, p. 291; 2d ed., 1881, p. 482.— 

 Nathorst, Kongl. Sven. Vet.-Akad. Handl., 18, No. 7, 1881, pp. 33, 87.— James, 

 Jour. Cincinnati Soc. Nat. Hist., 7, 1885, pp. 153-157.— Lebesconte, Bull. 

 Soc. Geol. France, 3d ser., 14, 1886, p. 810.— Bornemann, Nova Acta K. Leop. 

 Carol. Deutsch. Akad. der Natur., 51, No. 1, 1886, p. 11.— Nathorst, Kongl. 

 Sven. Vet.-Akad. Handl., 21, No. 14, 1886, p. 16.— Walcott, Proc. U. S. Nat. 

 Mus., 12, 1890, p. 35.— Miller, N. A. Geol. Pal., 1889, p. 115. 

 Observation. — Possibly the same as Rueophycus. 



