1082 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Pycnocrinus germanus Continued. 



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

 fig. 412. 



Glyptocrinus? Shafferi Wachsmutli 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 solariotdes (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. 34 7a, 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, 1889, 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. 



JJiagaran (Guelph): Gait, Ontario; Wisconsin. 



PTCNOPEGMA Rauff. Genotype: P. pileum Rauff. 



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



Pycnopegma callosum Rauff. 



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



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

 Niagaran (Brownsport): Decatur County, Tennessee. 



Pycnopegma pileuin Rauff. 



Pycnopegma pileum Rauff, Palaeontographica, 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, Palaeontographica, 41, 1895, p. 239, figs. 



95-97. 

 Niagaran (Brownsport): Decatur County, Tennessee. 



PYCNOSACCUS Angelin. Genotype: Cyathocrinites? scrobiculatus 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, 



