BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 949 



PELTTJRA Milne-Edwards. Genotype: Entomostracites scarabaeoides Wahlenberg. 

 Peltura Milne-Edwards, Hist. Nat. Cruet., 3, 1840, p. 344. Hawle and Corda, 

 Abh. d. k. bohmischen Gesell. d. Wiss., 5, 1847, (extract), pp. 119, 127, pi. 

 6, fig. 68. Angelin, Pal. Scandinavica, 3d ed., Holmiae, 1854, p. 44. Bar- 

 rande, Neues Jahrb. f. Min., etc., 1850, p. 779. Pictet, Traite de Pal., 2d ed., 

 2, 1854, p. 492. Brogger, Die sil. Etagen 2-3, Kristiania, 1882, p. 105, 106 

 Zittel, Handb. Pal., 2, Munich, 1885, p. 595. Koken, Die Leitfossilien, Leip- 

 zig, 1896, p. 19, fig. 11; figs. 3, 4, 8. Moberg and Moller, Geol. Foren. Stock- 

 holm, Forhandl. 20, 1898, p. 229. Lindstrom, Kongl. Sven. Vet.-Akad. 

 Handl., 34, 1901, pp. 27, 29. Raymond, Zittel-Eastman Textb. Pal., 1913, 

 p. 715. 



Anthes Goldfuss, Neues Jahrb. f. Min., etc., 1843, p. 544. Emmrich, Neues 

 Jahrb. f. Min., etc., 1845, p. 43. (Genotype: E. scarabaeoides Wahlenberg). 



Peltura scarabaeoides (Wahlenberg). 



Entomostracites scarabaeoides Wahlenberg, Petr. Tell. Suec., 1821, p. 41, pi. 1, 

 fig. 2. 



Olenus scarabseoides Dalman, K. Vet.-Akad. Handl., 1827, p. 257; Uber die Pal., 

 1828, p. 57. Bunneister, Org. Tril., London, 1846, p. 71. Mackie,The Geol., 

 2, 1859, p. 426, fig. 14. Salter, Mem. Geol. Surv. Great Britain, 2, 1866, pt. 1; 

 ibid., 3, 2d ed., 1881, p. 494, pi. 5, figs. 2-5. 



Peltura scarabaeoides Pictet, Traite de Pal., 2d ed., 2, p. 492, pi. 44, fig. 7. 

 Angelin, Pal. Scand., 3d ed., Holmiae, 1878, p. 45, pi. 25, fig. 8. Linnarsson, 

 Geol. For. Stockholm Forhandl., 5, 1880, p. 134; Afh. Sveriges Geol. Unders., 

 ser.C,No.43,1880, p. 4, pl.l, figs. 1-5 .Brogger, Die sil. Etagen 2-3, Kristi- 

 ania, 1882, p. 107, pi. 2, figs. 9, 12 (bibliography cited). Pompeckj, Beit. 

 Phys.-Oekon. Gesell., Konigsberg, 1890, p. 89, pi. 4, fig. 28. Matthew, 

 Trans. Royal Soc. Canada, 9, sec. 4, 1892, p. 53, pi. 13, figs. 9a, b Koken, Die 

 Leitfossilien, Leipzig, 1896, p. 18, figs. 3, 4, 8, 11. Lindstrom, Kongl. Sven. 

 Vet.-Akad. Handl., 34, No. 8, 1901, p. 64, pi. 3, fig. 42. Matthew, Geol. 

 Surv. Canada, Rep. Cambrian Rocks Cape Breton, 1903, p. 230. 



Olenus (Peltura) scarabseoides Roemer, Leth. geog., 1, Leth. Pal. Atlas, 1876, 

 pi. 1, fig. 5. 



Lower Ordovician: Europe; McNeil Brook, Cape Breton, Nova Scotia (Breto- 

 nian Div. C 3b). 



PENDULOCRINUS Salter. See Calceocrinus Hall. 

 PENNTRETEPORA D'Orbigny. See Glauconome Goldfuss. 



Pentacrinites hamptoni Emmons. Not recognized. 



Pentacrinites hamptoni Emmons, Geol. New York, 2, 1842, p. 402, fig. 3. Va- 

 nuxem, Nat. Hist. New York Geol., 3, 1842, pp. 64, 65, fig. 3. Owen, Amer. 

 Jour. Sci. Arts, 47, 1844, p. 376, fig. 3. 

 Lorraine: New York. 

 Observation. Merely a crinoid plate. 



PENTAMERELLA Hall. Genotype: Atrypa arata Conrad. 



Pentamerella Hall, 20th Rep. New York State Cab. Nat. Hist., 1867, p. 163; 

 Pal. New York, 4, 1867, pp. 373, 375. Zittel, Handb. Pal., 1, p. 694. Nettel- 

 roth, Kentucky Fossil Shells, Mem. Kentucky Geol. Surv., 1889, p. 49. 

 Miller, N. A. Geol. Pal., p.. 360. Hall and Clarke, Pal. New York, 8, pt. 2, 

 1893, p. 245; 13th Ann. Rep. New York State Geol., 1895, p. 845. Koken, 

 Die Leitfossilien, Leipzig, p. 244. 



