946 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Parastrophia(?) obscura Continued. 



Parastrophia(?) obscura Schuchert, Bull. U. S. Geol. Surv., 87, 1897, p. 300. 

 Pogonip: Pogonip Mountain, White Pine District, Nevada. 

 Holotype.C&t. No. 17277, U.S.N.M. 



Observation. Based upon a single ventral valve, which is insufficient to deter- 

 mine whether it belongs to Parastrophia or some rhynchonelloid. It is not a 

 Porambonites (Schuchert). 



Parastrophia ops (Billings). 



Camarella ops Billings, Geol. Surv. Canada, Pal. Foss., 1, 1865, p. 148, fig. 128 



(adv. sheets, 1862). 



Parastrophia ops Schuchert, Bull. U. S. Geol. Surv., 87, 1897, p. 300. 

 Anticostian (Chicotte): The Jumpers, Anticosti. 



Parastrophia reversa (Billings). 



Pentamerus reversus Billings, Geol. Survey Canada, Rep. Progr. for 1856, 1857, 



p. 295; Canadian Jour., 4, 1859, p. 316. 



Brachymerus reversus Shaler, Bull. Mus. Comp. Zool., 1, 1865, p. 69. 

 Anastrophia reversa Miller, Amer. Pal. Foss., 1877, p. 104. 

 Parastrophia reversa Hall and Clarke, Pal. New York, 8, pt. 2, 1895, pi. 63, figs. 



8-14. Schuchert, Bull. U. S. Geol. Surv., 87, 1897, p. 301. Wilson, Canadian 



Bull. Geol. Surv. Mus., 2, 1914, p. 9, pi. 4, figs. 35-39. 

 Gamachian (Ellis Bay): Junction Cliff, Anticosti. 



Parastrophia scofleldi (Winchell and Schuchert). 



Anastrophia? scofieldi Winchell and Schuchert, Minnesota Geol. Surv., 3, 1893, 



p. 383, pi. 30, figs. 24-28. 



Parastrophia scofieldi Schuchert, Bull. U. S. Geol. Surv., 87, 1897, p. 301. 

 Trenton (Prosser): Near Cannon Falls, Minnesota. 



PASCEOLUS Billings. Genotype: P. globosus Billings. 



Pasceolus Billings, Geol. Surv. Canada, Rep. Progr. for 1853-1856, 1857, p. 342; 



Pal. Foss., 1, Geol. Surv. Canada, 1865, p. 390; Cat. Sil. Foss. Anticosti, Geol. 



Surv. Canada, 1866, p. 69. Meek and Worthen, Geol. Surv. Illinois, 3, 1868, 



p. 346. Miller, Cincinnati Quart. Jour. Sci., 1, 1874, pp. 4, 5. Kayser, Zeits. 



d. d. geol. Gesell., 27, 1875, pp. 776-779. Nicholson and Etheridge, Mon. 



Sil. Foss. Girvan Dist., 1878, p. 13. Zittel, Handb. Pal., 1, 1880, p. 728. 



Roemer, Leth. geog., 1, Theil, Leth. Pal., Erste Lief, 1880, p. 295. James, 



Jour. Cincinnati Soc. Nat. Hist., 9, 1886, p. 248, 246; 14, 1891, p. 58. Roemer, 



Neues Jahrb. Min. Geol. Pal., 1, 1888, p. 74. Miller, N. A. Geol. Pal., 1889, 



p. 162. Tschernyschew, Mem. du Comite Geol. Russia, 4, No. 3, 1893, p. 103. 



Observation. See Cyclocrinites Eichwald, of which Pasceolus is probably a 



synonym. 



Pasceolus camdenensis Foerste. 



Pasceolus camdenensis Foerste, Bull. Sci. Lab. Denison Univ., 16, 1910, p. 85, 



pi. 2, fig. 6. 

 Richmond: Camden, Ohio. 



Pasceolus claudei Miller. 



Pasceolus claudei Miller, Cincinnati Quart. Jour. Sci., 1, 1874, p. 6, fig. 3; N. A. 



Geol. Pal., 1889, p. 162, fig. 114. 

 Cyclocrinus Claudii Stolley Archiv. Anthrop. Geol. Schleswig-Holsteins, 1, Heft 



2, 1896, p. 215 (gen. ref.). 

 Maysville (Bellevue): Near Maysville, Kentucky. 



PASCEOLUS? DACTYLIOIDES Meek and Worthen. See Cerionites dactyloides. 



