404 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Dlabolocrinus perplexus Wachsmuth and Springer. 



Diabolocrinus perplexus Wachsmuth and Springer, Mem. Mus. Comp. Zool. 



Harvard, 20, 1897, p. 250, pi. 11, g. la, b. 

 Chazyan (Ottosee): Near Knoxville, Tennessee. 



Diabolocrinus vesperalis (White). 



Rhodocrinus vesperalis White, Proc. IT. S. Nat. Mus., 2, 1880, p. 259, pi. 1, figs. 



11, 12; 12th Ann. Rep. U. S. Geol. Surv. Terr., 1883, p. 129, pi. 35, figs. 4a, b. 

 Diabolocrinus vesperalis Wachsmuth and Springer, Mem. Mus. Comp. Zool., 



Harvard, 20, 1897, pp. 251, 262, pi. 11, figs. lc-, d. Wood, Bull. U. S. Nat. 



Mus., 64, 1909, p. 104. 

 Gilbertsocrinites americanus Troost, Proc. Amer. Assoc. Adv. Sci., 2, 1850^p. 61 



(nom. nud.). 

 Lyriocrinus sculptilus Miller (not Hall, 1851), Jour. Cincinnati Soc. Nat. Hist., 



5, 1882, p. 83, pi. 3, figs. 6a, b; p. 117 (corrected to L. sculptus on private 



edition). 

 Archseocrinus sculptus Wachsmuth and Springer, Proc. Acad. Nat. Sci. Philadel- 



phia,*1885, p. 320 (Rev. Pal., pt. 3, sec. 1, 1885, p. 98). Miller, N. A. Geol. 



Pal.. 1889, p. 225, fig. 250. 

 Chazyan (Ottosee) : Near Knoxville, Tennessee. Erroneously cited by White (1880) 



from the Coal Measares near Humboldt, Kansas, and by Miller (1882) from 



the Helderbergian of Tennessee. 

 Holotype and plesiotype.C&t. Nos. 39970, 80321, U.S.N.M. 



DIAGONIELLA Rauff. See Protospongia Salter. 

 DIAMESOPORA Ulrich (part). See Cceloclema Ulrich. 



DIAMESOPORA Hall. Genotype: D. dichotoma Hall. 



Diamesopora Hall, Pal. New York, 2, 1852, p. 158 (not defined). Pic tet, Traite" 

 de Pal., 2d ed., 4, 1857, p. 170. Hall and Simpson, Pal. New York, 6, pp. 15, 

 19. Miller, N. A. Geol. Pal., 1889, p. 300. Simpson, 14th Ann. Rep. State 

 Geol. New York for 1894, 1897, p. 566. Nickles and Bassler, Bull. U. S. Geol. 

 Surv., 173, 1900, p. 54, 229. Grabau, Bull. Buffalo Soc. Nat. Sci., 7, 1901, p. 

 175; Bull. New York State Mus., 45, 1901, p. 175. Bassler, Bull. U. S. Geol. 

 Surv., 292, 1906, p. 62. Grabau and Shimer, N. A. Index Fossils, 1, 1907, 

 p. 165. 



Diamesopora communis Ulrich. See Cosloclema commune. 



Diamesopora dichotoma Hall. 



Diamesopora dichotoma Hall, Pal. New York, 2, 1852, p. 158, pi. 40, figs. 3a-d. 

 Rominger, Proc. Acad. Nat. Sci. Philadelphia, 1866, p. 118. Grabau, Bull. 

 New York State Mus. 45, 1901, p. 175, fig. 78; Bull. Buffalo Soc. Nat. Sci., 7, 

 1901, p. 175, fig. 78. Bassler, Bull. U. S. Geol. Surv., 292, 1906, p. 62, pi. 21, 

 figs. 12, 13; pi. 24, figs. 28-30. Grabau and Shimer, N. A. Index Fossils, 

 1907, p. 166, fig. 216a, b. 



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

 Grimsby, Ontario. 



PZmofype. Cat, No. 35759, U.S.N.M. 



Diamesopora infrequens (Hall). 



Trematopora infrequens Hall, 28th Ann. Rep. New York State Mus., doc. ed., 18/ 



pi. 10, figs. 13, 14 (in error for 3, 4); ibid., Mus. ed., 1879, p. Ill, pi. 10, fig. 



(in part), 4; llth Ann. Rep. Indiana Geol. Nat. Hist., 1882, p. 232, pi. 9, figs. 



(in part), 4. Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1890 p. 1200, 

 Coaloclema infrequens Ulrich, Jour. Cincinnati Soc. Nat. Hist., 6, 1883, p. 258. 

 Diamesopora infrequens Ulrich, Geol. Surv. Illinois, 8, 1890, p. 467. 

 Niagaran (Waldron): Waldron, etc., Indiana; Newsom, Tennessee. 



