BIBLIOGRAPHIC LIST OF GEZSTEEA AND SPECIES. 403 



Desmograptus cancellatus (Hopkinson). 



Dictyograptus (Desmograptus) cancellatus Hopkinson, Quart. Jour. Geo!. Soc. 



Loudon, 31, 1875, p. 668, pi. 36, figs. 11a, lib. 

 Dictyonema (Desmograptus) cancellatum Buedemann, New York State Pal., 



Ann. Rep. 1902. p. 570. 

 Desmograptus cancellatus Ruedomann, Mem. New York State Mus., 7, pt. 1, 



1901, pp. 610, 611, pi. 3, figs. 5-8, 31.— Grabau and Shimer, N. A. Index 

 Fossils, 1, 1906, p. 26, fig. 36. 



Desmograptus macrodictyum Gurley, Jour. Geol., 4, 1896, p. 83. 



Lower Ordovician: St. Davids, Wales (Lower Arenig); Point Levis, Quebec 



(Levis); Deepkill, Rensselaer County, New York (Deepkill, Diplograptus 



dentatus zone). 



Desmograptus intrlcatiis Ruedomann. 



Dictyonema (Desmograptus) n. sp. Ruedemann, New York State Pal., Ann. Rep. 



1902, p. 570. 



Desmograptus intricatus Ruedemann, Mem. New York State Mus., 7, pt. 1, 1904, 

 pp. 611, 612, pi. 3. figs. 1-4, text figs. 32, 33; fig. 30, p. 609. 



Canadian (Deepkill-Diplograptus dentatus zone) : Deepkill, Rensselaer County, 

 New York. 



Desmograptus macrodictyum Gurley. See Desmograptus cancellatus. 



Desmograptus pergracilis (Hall and \Vliitfield). 



Dictyonema pergracilis Hall and Whitfield, 24tli Rep. New York State C?b. Nat. 



Hist., 1872, p. 181 (abstract, p. 1); 27th Rep. New York State Cab. Nat. 



Hist., 1875, pi. 9, fig. 38.— Spencer, Trans. Acad. Sci. St. Louis, 4, 1884, pp. 



564, 577; Bull. Mus. Univ. State Missouri, 1, 1884, p. 27.— Foerste, Bull. Sci. 



Lab. Denison Univ., 2, pt. 1, 1887, p. 107.— Pocta, Syst. Sil. Boheme, 8, pt. 1, 



1894, p. 193.— Gurley, Jour. Geol.. 4, 1896, p. 308. 

 Desmograptus pergracilis Ruedemann, Mem. New York State Mus., 11, pt. 2, 



1908, p. 179. 

 Niagaran (Louisville): Loviisville, Kentucky. 



Desmograptus tenulramosus Ruedemann. 



Desmograptus tenuiramosus Ruedemann, Mem. New York State Mus., 11, pt. 2, 



1908, pp. 177, 178, pi. 1, fig. 2, text figs. 84, 85. 

 Chazyan (Normanskill): Glenmont, Albany County, New York. 



DIABOLOCRINUS Wachsmuth and Springer. 



Genotype: D. perplexus Wachsmuth and Springer. 



Diabolocrinus Wachsmuth and Springer, Mem. Miis. Comp. Zool. Harvard, 20, 



1897, pp. 211, 249. — Bather, Treatise on Zool., pt. 3, Echinoderma, London, 



1900, p. 200.— Zittel, Grundzuge Pal., 1, 1910, p. 161.— Springer, Zittel- 



Eastman Textb. Pal., 2d ed., 1913, p. 188. 



Diabolocrinus asperatus (Miller and Gurley). 



Archseocrinus asperatus Miller and Gurley, Bull. Illinois State Mus. Nat. Hist., 5, 



1894, p. 19, pi. 2, figs. 7-9.— Miller, Sec. App., N. A. Geol. Pal., 1897, p. 734, 



figs. 1296, 1297. 

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



Harvard, 20, 1897, p. 252 pi. 10, fig. 5a-c. 

 Chazyan (Ottosee): Near Knoxville, Tennessee. 



Diabolocrinus hieroglyphicus Wachsmuth and Springer. See Diabolocrinus 

 asperatus. 



