968 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



PHO LID O PS Continued. 



38, 1900, p. 192. Grabau, Bull. Buffalo Soc. Nat. Sci., 7, 1901, p. 179; Bull. 

 New York State Mus., 45, 1901, p. 179. Grabau and Shimer, N. A. Index 

 Fossils, 1, 1907, p. 208. Schuchert, Zittel-Eastman Textb. Pal., 1913, p. 379. 

 Craniops Hall, 12th Hep. New York State Cab. Nat. Hist., 1859, p. 84. <Ehlert, 

 Fischer's Manuel de Conch.. 1887, p. 1272. 



Ph oil dops cincinnatiensis Hall. 



Pholidops cincinnatiensis Hall, 24th Hep. New York State Cab. Nat. Hist., 1872, 

 pi. 7, fig. 10; Pal. Ohio, 1, 1873, p. 130, pi. 5, fig. 2. Miller, Cincinnati Quart. 

 Jour. Sci., 2, 1875, p. 14; Jour. Cincinnati Soc. Nat. Hist., 1, 1878, p. 107. 

 Lesley, Geol. Surv. Pennsylvania, Hep. P 4, 1889, p. 636, figs. Miller, N. A. 

 Geol. Pal., 1889, p. 362, fig. 597. Hall and Clarke, Pal. New York, 8, pt. 1, 

 1892, p. 157, pi. 41, fig. 18. Crane, Geol. Mag., dec. 4, 2, 1895, pi. 5, fig. 19. 

 Eden and Maysville (Fairview) : Cincinnati, Ohio, and vicinity. 



Pholidops ovalis Hall. 



Pholidops ovalis Hall, Trans. Albany Inst., 4, 1863, p. 209; Pal. New York, 

 4, 1867, pi. 3, figs. 1, 2; 28th Rep. New York State Mus. Nat. Hist., 1879, 

 p. 149, pi. 21, figs. 1, 2; llth Hep. State Geol. Indiana, 1882, p. 284, pi. 21, 

 figs. 1, 2. Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 637, figs. 

 Hall and Clarke, Pal. New York, 8, pt. 1, 1892, p. 157, pi. 41, fig. 20. Schu- 

 chert, Bull. U. S. Geol. Surv., 87, 1897, p. 307. 



Niagaran: Waldron, Indiana, and Newsom, Tennessee (Waldron); Nova Scotia. 



Pholidops ovata Hall. 



Pholidops ovata Hall, Pal. New York, 3, 1859, p. 490, pi. 103B, figs. 7a-b. Weller, 

 Pal. New Jersey, 3, 1903, p. 226, pi. 20, figs. 27-29, p. 300. Grabau, Michigan 

 Geol. Surv., Geol. Ser., 1, 1909, p. 119, pi. 17, fig. 13. Schuchert and May- 

 nard, Maryland Geol. Surv., Low. Dev., 1913, p. 294, pi. 53, figs. 10-12. 



Helderbergian: Albany County, New York (New Scotland); Keyser, West Vir- 

 ginia, and Tonoloway, Maryland (Keyser); New Jersey (Decker Ferry). 



Lower Monroan (Raisin River): Monroe County, Michigan. 



Pholidops squamiformis (Hall). 



Orbicula? squamiformis Hall, Geol New York, Rep. 4th Dist., 1843, p. 108, fig. 1; 



Pal. New York, 2, 1852, p. 250, pi. 53, fig. 4. 

 Craniops squamiformis Hall, 12th Rep. New York State Cab. Nat. Hist. 1859, 



p. 84. 

 Pholidops squamiformis Hall, Pal. New York, 3, 1859, p. 490, pi. 103B, fig. 6. 



Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 637, figs. Hall and 



Clarke, Pal. New York, 8, pt. 1, 1892, p. 156, pi. 41, fig. 21. Grabau, Bull. 



New York State Mus., 45, 1901, p. 179, fig. 82. Grabau, Bull. Buffalo Soc. 



Nat. Sci., 7, 1901, p. 179, fig. 82. 

 Clinton (Rochester): Lockport, Rochester, etc., New York; Hamilton, etc., 



Ontario. 



Pholidops subelliptica Savage. 



Pholidops subelliptica Savage, Bull. Geol. Surv. Illinois, 23, 1913, p. Ill, pi. 7, 



fig. 5. 

 Upper Medinan (Channahon): Will County, Illinois. 



Pholidops subtruncata (Hall). 



Orbicula? subtruncata Hall, Pal. New York, 1, 1847, p. 290, pi. 79, fig. 7. 

 Pholidops subtrunctata Hall, Desc. n. sp. of Crinoidea and other Fossils, 1866, 

 p. 14; 24th Rep. New Yo'rk State Cab. Nat. Hist., 1872, p. 221, pi. 7, fig. 9. 



