BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 293 



CRUZIANA ASPERA James. See Rusophycus asper. 

 CRUZIANA BILOBATA Hall. See Rusophycus bilobatus. 

 CRUZIANA CARLEYI James. See Rusophycus carleyi. 



Cruziana cucurbita Salter. 



Cruziana cucurbita Salter, Quart. Jour. Geol. Soc. London, 17, 1861, p. 71, pi. 5, 



figs. 4-6. 

 Ordovician?: Valleys of Unduavi and Aceromarka, Bolivia. 



Cruziana furclfera D'Orbigny. 



Cruziana furcifera D'Orbigny, Voyage PAmerique Merid., 3, pt. 4, 1847, p. 31, 



8, Atlas, pi. 1, figs. 2, 3. 

 Cruziana furcifera Ulrich, Neues Jahrb. f. Min., Geol. Pal., 8, Beilage-Band, 



1893, p. 86. 

 Ordovician: Cochabamba, Bolivia. 



CRUZIANA PUDICA James. See Rusophycus pudicuna. 



Cruziana rugosa D'Orbigny. 



Cruziana rugosa D'Orbigny, Voyage PAmerique Merid., 3, pt. 4, 1842, p. 30, 8, 



Atlas, pi. 1, fig. 1. 

 Silurian: Cochabamba, Bolivia. 



CRUZIANA SUBANGULATA James. See Rusophycus subangulatus. 



Cruziana unduavi Salter. 



Cruziana unduavi Salter, Quart. Jour. Geol. Soc. London, 17, 1861, p. 71, pi. 5, 



figs. 7, 8. 

 Ordovician?: Valleys of Aceromarka and Unduavi, Bolivia. 



CRYPTOCERAS UNDATUM Chapman. See Plectoceras halli. 

 CRYPTODISCUS Hall. See Callicrinus D'Orbigny. 



CRTPTOGRAPTUS Lapworth. Genotype: Diplograptus tricornis Carruthers. 



Cryptograptus Lapworth, Ann. Mag. Nat. Hist., 5th ser., 5, 1880, p. 174. Ruede- 

 mann, Mem. New York State Mus., 11, pt. 2, pp. 442, 443. 



Cryptograptus? antennarius (Hall). 



Climacograptus antennarius Hall, Geol. Surv. Canada, dec. 2, 1865, p. 112, pi. 



13, figs. 11-13. Roemer and Freeh, Lethaea Pal., 1, 1897, p. 611. Ruede- 



mann, Mem. New York State Mus., 7, pt. 1, 1904, pp. 731-732, pi. 16, figs. 



21-26. 

 Climacograpsus antennarius Nicholson, Ann. Mag. Nat. Hist., 4th ser., 6, 1870, 



p. 382, fig. 6; Mon. Brit. Grapt., 1872, p. 49, fig. 16. 

 Diplograpsus antennarius Nicholson, Quart. Jour. Geol. Soc. London, 24, 1868, 



p. 139. 

 Cryptograptus? antennarius Lapworth, Ann. Mag. Nat. Hist., 5th ser., 5, 1880, 



p. 174. Gurley, Jour. Geol., 4, 1896, p. 299 (gen. ref.). Elles, Quart. Jour. 



Geol. Soc. London, 54, 1898, p. 519, fig. 31, p. 520. Ruedemann, Mem. New 



York State Mus., 11, pt. 2, 1908, p. 443. 

 Diplograptus laxus Ruedemann, Ann. Rep. New York State Pal., 1902, p. 571; 



Mem. New York State Mus., 7, pt. 1, 1904, pp. 722, 723, pi. 16, figs. 1-10. 

 Canadian: Point Levis, Quebec (Levis, Diplograptus dentatus zone); Deepkill 



and Mount Moreno, New York (Deepkill, D. dentatus zone); Arkansas; 



Great Britain. 



CRYPTOGRAPTUS MARCIDUS Dodge. See Cryptograptus tricornis. 



