396 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Dendrocrinus easel — Continued. 



fig. 13; Treatise on ZooL, pt. 3, Ecliinoderma, London, 1900, p. 120, fig. 



26, 3.— Cumings, 32d Ann. Rep. Dep. Geol. Nat. Res., Indiana, 1908, p. 717, 



pi. 4, figs. 2, 2b. — Grabau and Shimer, N. A. Index Fossils, 2, 1910, p. 505. 

 Poteriocrinites (Dendrocrinus) Casei Meek, Geol. Siu-v. Ohio, 1, pt. 2, 1873, p. 28, 



pi. 3 bis., figs. 2a-c. 

 Poteriocrinites (Dendrocrinus) caseyi Lesley, Geol. Surv. Pennsylvania, Rep. 



P 4, 1889, p. 739, fig. 

 Richmond (Whitewater): Richmond, Indiana; Oxford, etc., Ohio. 



Dendrocrinus celsus Ringueberg. 



Dendrocrinus celsus Ringueberg, Proc. Acad. Nat. Sci. Philadelphia, 1888, p. 132, 



pi. 7, fig. 3. 

 Clinton (Rochester): Lockport, New York. 



Dendrocrinus cincinnatiensis (Meek). 



Poteriocrinites (Dendrocrinus) Cincinnatiensis Meek, Proc. Acad. Nat. Sci. 



Philadelphia, 1871, p. 312; Geol." Surv. Ohio, Pal., 1, 1873, p. 20, pi. 3 bis, figs. 



5a, b. — Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 739, figs. 

 Dendrocrinus Cincinnatiensis Wachsmuth and Springer, Proc. Acad. Nat. Sci. 



Philadelphia, 1879, p. 299 (Rev. Pal., pt. 1, p. 76).— Grabau and Shimer, 



N. A. Index Fossils, 2, 1910, p. 505, fig. 1818. 

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



Dendrocrinus conjugans Billings. See Cupulocrinus conjugans. 

 Dendrocrinus curtus Ulrich. See Merocrinus curtus. 

 Dendrocrinus cylindricus Billings. See Cupulocrinus conjugans. 



Dendrocrinus dyeri (Meek). 



Poteriocrinites (Dendrocrinus) Dyeri, Meek, Proc. Acad. Nat. Sci. Philadelphia, 

 1872, p. 310;- Geol. Surv. Ohio, Pal., 1, 1873, p. 24, pi. 3 bis, figs. 3a, b.— 

 Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 739, figs. 



Dendrocrinus Dyeri Wachsmuth and Springer, Proc. Acad. Nat. Sci. Philadel- 

 phia, 1879, p. 299 (Rev. Pal., pt. 1, p. 76). 



Trenton (Upper): River quarries, Covington, Kentucky. 



Dendrocrinus erraticus Miller. 



Dendrocrinus erraticus Miller, Joiu". Cincinnati Soc, Nat. Hist., 4, 1881, p. 316, 



pi. 8, figs. 1, la. 

 Richmond: Drift at Cincinnati, Ohio, 



Dendrocrinus gracilis (Hall). 



Poteriocrmus gracilis Hall (not McCoy), Pal. New York, 1, 1847, p. 84, pi. 28, 



figs. 2a-f. 

 Poteriocrinus subgracilis D'Orbigny, Prodrome Pal., 1, 1849, p. 23. 

 Homocrinus gracilis Hall, Pal. New York, 2, 1852, p. 158. 

 Poteriocrinites gracilis Meek, Geol. Surv. Ohio, Pal., 1, 1873, p. 21, footnote. 

 Dendrocrinus gracilis Wachsmuth and Springer, Proc. Acad. Nat. Sci. Philadel- 

 phia, 1879, p. 299 (Rev. Pal., pt. 1, p. 76). 

 Trenton: Middleville, New York. 



Dendrocrinus gregarius Billings. 



Dendrocrinus gregarius Billings, Geol. Surv, Canada, Rep. Progr. 1853-1856, 



1857, p. 265; Geol. Surv. Canada, dec. 4, 1859, p, 36, pi, 3, figs. la-c. 

 Trenton: Ottawa, Ontario. 



