BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 1047 



Protichnites octouotatus Owen. 



Protichnites octonotatus Owen, Quart. Jour. Geol. Soc. London, 8, 1852, p. 

 214-217, pi. 9.— Logan, Geol. Canada, 1863, p. 104, figs. 16, 17.— Lesley, 

 Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 776, figs. 

 Upper Cambrian or Ozarkian (Potsdam): Near Beauharnois, Quebec. 



Protichnites septemnotatus Owen. 



Protichnites septem-notatus Owen, Quart. Jour. Geol. Soc. London, 8, 1852, pp. 

 214-217, pi. 9.— Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 776, 

 figs.— Walcott, Smiths. Misc. Coll., 57, No. 7, 1912, p. 278, pis. 46, 47. 

 Upper Cambrian or Ozarkian (Potsdam): Near Beauharnois, Quebec. 

 Plesiotypc— -Cat. Nos. 58592, 58593, U.S.N.M. 



PROTOCRISINA Ulrich. Genotype: P. exigua Ulrich. 



Protocrisina llrich, Geol. Surv. Illinois, 8, 1890, p. 369. — (Ulrich, in press), Miller, 

 N. A. Geol. Pal., 1889, p. 317.— Ulrich, Zittel's Textb. Pal. (Engl, ed.), 1896, 

 p. 262.— Pocta, Syst. Sil. Centre Boheme, 8, pt. 1, 1894, p. 16.— Nickles and 

 Bassler, Bull. U. S. Geol. Surv., 1900, p. 21.— Bassler, Bull. U. S. Nat. Mus., 

 77, 1911, pp. 71, 72; Zittel-Eastman Tcxtb. Pal., 1913, p. 320. 



Protocrisina exigna Ulrich. 



Protocrisina exigua Ulrich, Geol. Surv. Illinois, 8, 1890, p. 405, pi. 29, figs. 4-4c; 



pi. 43, figs. 11-lle; Zittel's Textb. Pal. (Engl, ed.), 1896, fig. 417 (p. 262).— 



Cumings, Amer. Jour. Sci., 4th ser., 20, 1905, pi. 7, fig. 53. — Bassler, Bull. 



U. S. Nat. Mus., 77, 1911, p. 73, fig. 17; Zittel-Eastman Textb. Pal., 1913, 



p. 320, fig. 443. 

 Crisinella ceilensis Wiman, Bull. Geol. Univ. Upsala, 5, pt. 2, 1902, p. 181, pi. 6, 



figs. 12-16. 

 Richmond: Wilmington, Illinois; central Tennessee (Fern vale); Anticosti (Char- 



leton); Island of Gotland (Borkholm drift). 

 Figured sections of cotype— Cat. Nos. 43287, 43288, U.S.N.M. 



Protocrisina perantiqna (Hall). 



Gorgonia perantiqua Hall, Pal. New York, 1, 1847, p. 76, pi. 26, figs. 5a, b. 

 Enallopora perantiqua D'Orbigny, Prodr. de Pal., 1, 1850, p. 22. — Emmons, 



Amer. Geol., 1, pt. 2, p. 206, pi. 7, figs. 5a, b.— Miller, N. A. Geol. Pal., 



1889, p. 301. 

 Protocrisina perantiqua Bassler, Bull. U. S. Nat. Mus., 77, 1911, p. 71 (gen. ref.). 

 Trenton: Middleville, Trenton Falls, etc., New York; Montreal, Quebec. 



PROTOCYCLOCERAS Hyatt. Genotype: Orthoceras lamarcki Hall. 



Protocycloceras Hyatt, Zittel-Eastman Textb. Pal., 1, 1900, p. 518. — Ruedemann, 



Bull. New York State Mus., 90, 1906, p. 438.— Grabau and Shimer, N. A. 



Index Fossils, 2, 1910, p. 55.— Hyatt, Zittel-Eastman Textb. Pal., 2d ed., 



1913, p. 599. 



Protocycloceras(?) furtivum (Billings). 



Orthoceras furtivum Billings, Geol. Can. Pal. Foss., 1, 1865, p. 348, fig. 337. 

 Protocycloceras(?) cf. furtivum Ruedemann, Bull. New York State Mus., 90, 



1906, p. 445, pi. 16, fig. 3. 

 Canadian (Beekmantown): Township of Kitley, Canada; Beekmantown, New 



York. 



Protocycloceras lamarcki (Billings). 



Orthoceras Lamarcki Billings, Canadian Nat. Geol., 4, 1859, p. 362; Geol. Canada, 

 Geol. Surv. Canada, 1863, p. 121, fig. 38a-c; Pal. Foss., 1, Geol. Surv. 

 Canada, 1865, pp. 255, 347, fig. 336. — Lesley, Geol. Surv. Pennsylvania, 

 Rep. P 4, 1889, p. 551, figs. 



