1082 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Pycnocrinus germanus — Continued. 



Pycnocrinua germanus Miller, ibid., 6, 1883, p. 232; N. A. Geol. Pal., 1889, p. 276, 

 fig. 412. 



Glyptocrinus? Shafferi Wachsmuth and Springer, Mem. Mus. Comp. Zool., Har- 

 vard, 20, 1897, p. 272, pi. 21, figs. 3d-f. 



Maysville (Corryville): Cincinnati, Ohio, and vicinity. 



Pycnocrinus shafferi (Miller). 



Glyptocrinus Shafferi Miller, Cincinnati Quart. Jour. Sci., 2, 1875, p. 277, fig. 20; 



Jour. Cincinnati Soc. Nat. Hist., 3, 1880, p. 233, pi. 7, figs. 3a-c— James, 



ibid., 19, 1897, p. 116. 

 Pycnocrinus shafferi Miller, Jour. Cincinnati Soc. Nat. Hist., 6, 1883, p. 231; 



N. A. Geol. Pal., 1889, p. 277, figs. 413-415. 

 Maysville (Corryville): Cincinnati, Ohio, and vicinity. 



PYCNOMPHALUS Lindstrom. Genotype: P. obesus Lindstrom. 



Pycnomphalus Lindstrom, Kongl. Sven. Vet. Akad. Handl., 19, No. 6, 1881, 



p. 153.— Freeh, Zeits. d. d. geol. Gesell, 46, 1894, p. 465— Koken, Die Leit- 



fossilien, Leipzig, 1896, pp. 399, 459. — Grabau and Shimer, N. A. Index 



Fossils, 1, 1909, p. 672. 



Pycnomphalus solarioides (Hall). 



Pleurotomaria solarioides Hall, Pal. New York, 2, 1852, p. 348, pi. 84, fig. 4a-b. — 

 Billings, Geol. Canada, Geol. Surv. Canada, 1863, p. 341, fig. 347a, b.— Nich- 

 olson, Quart. Jour. Geol. Soc. London, 31, 1875, p. 550, pi. 26, fig. 15; Rep. 

 Pal. Prov. Ontario, pt. 2, p. 72, pi. 3, fig. 15. — Lesley, Geol. Surv. Pennsyl- 

 vania, Rep. P 4, 1S89, p. 715, fig. 



Pycnomphalus solarioides Whiteaves, Pal. Foss., Geol. Surv. Canada, 3, pt. 2, 

 1895, p. 88, pi. 13, figs. 3, 4-8.— Grabau and Shimer, N. A. Index Fossils, 1, 

 1909, p. 672, fig. 931. 



Niagaran (Guelph): Gait, Ontario; Wisconsin. 



PYCNOPEGMA Rauff. Genotype: P. pileum Rauff. 



Pycnopegma Rauff, Palseontographica, 41, 1895, p. 232. 



Pycnopegma callosum Rauff. 



Pycnopegma callosum Rauff, Palseontographica, 41, 1895, p. 236, figs. 88-94, pi. 8; 



figs. 7-9 (pi. in vol. 40). 

 Niagaran (Brownsport): Decatur County, Tennessee. 



Pycnopegma pileum Rauff. 



Pycnopegma pileum Rauff, Palseontographica, 41, 1895, p. 233, figs. 84-87, pi. 8; 



figs. 5, 6 (pi. in vol. 40). 

 Niagaran (Brownsport): Decatur County, Tennessee. 



Pycnopegma stromatoporoides Rauff. 



Pycnopegma stromatoporoides Rauff, Palseontographica, 41, 1895, p. 239, figs. 



95-97. 

 Niagaran (Brownsport): Decatur County, Tennessee. 



PYCNOSACCUS Angelin. Genotype: Cyathocrinites? serobiculatus Hisinger. 



Pycnosaccus Angelin, Icon. Crinoid, 1878, p. 13.— Zittel, Handb. Pal., 1, 1879, 

 p. 356. — Wachsmuth and Springer, Proc. Acad. Nat. Sci. Philadelphia, 1890, 

 p. 388.— Zittel, Grundzuge Pal., 1895, p. 138.— Wachsmuth, Zittel-Eastman 

 Textb. Pal., 1, 1896, p. 164— Weller, Jour. Geol., 6, 1898, p. 700— Bather, 

 Treatise on Zool., pt. 3, Echinoderma, London, 1900, p. 187, fig. 107.— Weller, 

 Bull. Chicago Acad. Sci. Nat. Hist. Surv., 4, pt. 1, 1900, p. 149-, fig. 55.— 

 Springer, Amer. Geol., 30, 1902, p. 94; Jour. Geol., 14, 1906, p. 484; Zittel- 

 Eastman Textb. Pal., 2d ed., 1913, p. 203. 



