1162 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



SIPHONOCRINUS Continued. 



85, fig. 40. Bather, Treatise on Zool., pt. 3, Echinoderma, London, 1900, p. 

 199. Grabau and Shimer, N. A. Index Fossils, 2, 1910, p. 554. Springer, 

 Zittel-Eastman Textb. Pal., 2d ed., 1913, p. 187. 



Siphonocrinus armosus (McChesney). 



Eucalyptocrinus armosus McChesney, Desc. New Fossils, 1861, p. 95, fig. Hall, 

 20th Rep. New York State Mus. Nat. Hist., 1868, pi. 10, fig. 11. McChesney, 

 Trans. Chicago Acad. Sci., 1, 1868, p. 23, pi. 7, fig. 6. 



Glyptocrinus armosus Hall, 20th Rep. New York State Cab. Nat. Hist., rev. ed., 

 1870, p. 373, pi. 10, fig. 11. Billings, Amer. Jour. Sci. Arts, 2d ser., 48, 1869, 

 p. 73; Canadian Nat., n. s., 4, 1869, p. 281, fig. 3; Ann. Mag. Nat. Hist., 4th 

 ser., 5, 1870, p. 255; Pal. Foss., Geol. Surv. Canada, 2, pt. 1, 1874, p. 94. 

 Whitfield, Geol. Wisconsin, 4, 1882, p. 284, pi. 16, fig. 11. 



Glyp taster armosus Wachsmuth and Springer, Proc. Acad. Nat. Sci. Philadelphia, 



1881, p. 370 (Rev. Pal., pt. 2, p. 196). 



Siphonocrinus armosus Miller, Amer. Geol., 1, 1888, p. 264. Wachsmuth and 

 Springer, Mem. Mus. Comp. ^Zool. Harvard, 20, 1897, p. 211, pi. 19, fig. 3a-c. 



Glyptocrinus siphonatus Hall, Rep. Sup. Geol. Surv. Wisconsin, 1861, p. 22; 

 20th Rep. New York State Cab. Nat. Hist, (extras, 1865), 1868, p. 328, pi. 10 

 (1), fig. 10. Billings, Amer. Jour. Sci. Arts, 2d ser., 48, 1869, p. 73; Ann. 

 Mag. Nat. Hist., 4th ser., 5, 1870, p. 256. 



Niagaran (Racine): Racine, Greenfield, and Waukesha, Wisconsin; Chicago, 

 Illinois. 



Siphonocrinus nobilis (Hall). 



Glyptocrinus nobilis Hall, Rep. Sup. Geol. Surv. Wisconsin, 1861, p. 21; 20th 

 Rep. New York State Cab. Nat. Hist., 1868 (extras, 1865), p. 328, pi. 10, fig. 

 9; rev. ed., 1870, p. 372, pi. 10, figs. 9, 10. Whitfield, Geol. Wisconsin, 4, 



1882, p. 283, pi. 16, figs. 9, 10. 



Siphonocrinus nobilis Miller, Amer. Geol., 1, 1888, p. 265; N. A. Geol. Pal., 1889, 

 p. 281, fig. 428. Weller, Bull. Chicago Acad. Sci., 4, pt. 1, 1900, p. 86, pi. 2, 

 fig. 1. Grabau and Shimer, N. A. Index Fossils, 2, 1910, p. 554, fig. 1885. 



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



Siphonocrinus pentagonus Wachsmuth and Springer. 



Siphonocrinus pentagonus Wachsmuth and Springer, Mem. Mus. Comp. Zool. 



Harvard, 20, 1897, p. 213, pi. 19, figs. 4a, b. 

 Niagaran (Racine): Racine, Waukesha, etc., Wisconsin. 



SIPHONOTRETA Verneuil. Genotype: Crania unguiculata Eichwald. 



Siphonotreta Verneuil, Geol. de la Russie d'Europe et des Mont, de 1'Oural, 2, 

 1845, p. 286. Kutorga (in part), Verhandl. Russ-kais. min. Gesell. St. Peters- 

 burg, No. 12, 1847, pp. 261-263. D'Orbigny, Compt. Rend, de 1'Acad. Sci., 

 25, 1847, p. 269. Morris, Ann. Mag. Nat. Hist., 2d ser., 4, 1849, pp. 315-520; 

 Rep. British Assoc. Adv. Sci., Notices and Abstracts, 1850, pp. 57, 58. David- 

 son, British Foss. Brach., Pal. Soc., 1853, p. 131. Pictet, Traite de 

 Pal., 2d ed., 4, 1857, p. 72. Chapman, Canadian Jour., n. s., 3, 1858, p. 160. 

 Eichwald, Leth. Rossica, ancienne periode, 1, sec. 2, 1860, p. 915. Seebach, 

 Zeitschr. Deutsch. geol. Gesell. for 1865, 17, Heft 2, p. 341. Davidson, 

 British Foss. Brach., 3, pt. 7, p. 75. Quenstedt, Petrefactenkunde 

 Deutechlands, Abth. 1, 2, Brach., 1871, pp. 673-674. Dall, Amer. Jour. 

 Conch., 7, 1871, p. 75; Bull. U. S. Nat. Mus., 8, 1877, p. 62. Davidson, Geol. 

 Mag., n. s., dec. 2, 4, 1877, pp. 13-16. Zittel, Handb. Pal., 1, Munich, 1880, 

 p. 665. Davidson, British Foss. Brach., 5, pt. 2, 1883, pp. 217-219. (Ehlert, 

 Manual Conch., Fischer, 1887, p. 1265. Miller, N. A. Geol. Pal., 1889, p. 



