BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 1183 



STAURO CEPHALUS Continued. 



Staurocephalus Barrande, Prelim. Not. Syst. Sil. Boheme, 1846, p. 52; Neues 

 Jahrb. Min., Geol., Pal., 1850, p. 779; Syst. Sil. du Centre Boheme, 1, 1852, 

 p. 810. McCoy, British Pal. Rocks and Fossils, 1854, p. 152. Salter, Mem. 

 Geol. Surv. United Kingdom, 1864, dec. 11, pi. 5; Mon. British Tril., Pal. 

 Soc., 1865, p. 84. Angelin, Pal. Scandinavica, 3d ed., Holmiae, 1878, 

 p 67. Zittel, Handb. Pal., 2, 1885, p. 620. Koken, Die Leitfossilien, 

 Leipzig, 1896, p. 33, fig. 23, figs. 1, la. Reed, Geol. Mag., dec. 4, 5, 1898, 

 p. 212. Raymond, Zittel-Eastmaii Textb. Pal., 2d ed., 1913, p. 725. 



Staurocephalus murchisoni Barrande. 



Staurocephalus Murchisoni Barrande, Not. Prel. Sil. Syst. Boheme, 1846, p. 53. 

 McCoy, British Pal. Rocks and Fossils, 1854, p. 153, pi. IF, fig. 15. Salter, 

 Mem. Geol. Surv. United Kingdom, dec. 11, 1864, pi. 5, figs. 1-5; Mon. 

 British Tril., Pal. Soc., 1865, p. 84, pi. 7, figs. 13-20 (cites bibliography); 

 Cat. Camb. Sil. Foss., 1873, p. 50. Roemer, Leth. geog., Leth. Pal., 1, Atlas, 

 1876, pi. 17, fig. 14. Van Ingen, School of Mines Quart., 23, 1891, p. 35. 

 Reed, Quart. Jour. Geol. Soc. London, 52, 1896, p. 425. 



Silurian: England; St. Clair Springs, Independence County, Arkansas (St. 

 Clair). 



Staurocephalus obsoletus Weller. 



Staurocephalus obsoleta Weller, Bull. Chicago Acad. Sci., Nat. Hist. Surv., 4, 



pt. 2, 1907, p. 270, pi. 24, fig. 15. 

 Niagaran (Racine): Near Lemont, Illinois. 



STAUROGRAPSUS Emmons. See Staurograptus Emmons. 



STAURO GRAPTUS Emmons. Genotype: S. dichotomus Emmons. 



Staurograpsus Emmons, Amer. Geology, 1, pt. 2, 1855, p. 108. 



Staurograptus Miller, N. A. Geol. Pal., 1889, p. 203. Elles and Wood, Mon. 

 British Grapt., Pal. Soc., 1903, p. 38. Ruedemann, Mem. New York State 

 Mus., 7, pt. 1, 1904, pp. 612-614. Grabau and Shimer, N. A. Index Fossils, 

 1, 1906, p. 27. 



Jtaurograptus dichotomus Emmons. 



Staurograpsus dichotomus Emmons, Amer. Geology, 1, 1855, 2, p. 109, pi. 1, fig. 



21; Man. Geol., 1860, p. 87, fig. 69. 



Staurograptus dichotomus Miller, N. A. Geol. Pal., 1889, p. 203, fig. 216. Ruede- 

 mann, Bull. New York State Mus., 69, 1903, p. 939; Mem. New York State 



Mus., 7, pt. 1, 1904, pp. 614-617, pi. 2, figs. 1-20; fig. 34, p. 613. Grabau and 



Shimer, N. A. Index Fossils, 1, 1906, p. 27, fig. 39. 



Bryograptus kjerulfi Matthew, Trans. Roy. Soc. Canada, 1891, sect. 4, p. 35. 

 Bryograptus patens Matthew, Roy. Soc. Canada, Trans, and Proc., 10, 4, 1893, 



p. 17, figs, la, Ic, Id; Trans. New York Acad. Sci., 14, 1895, p. 268, pi. 48, 



figs. 4, 4b. Ruedemann, Bull. New York State Mus., 69, 1903, p. 938 



(loc. occ.). 

 Bryograptus lentus Matthew, Trans. New York Acad. Sci., 14, 1895, p. 270, pi. 48, 



figs. 2a, 2b. 

 Clonograptus proximatus Matthew, Trans. New York Acad. Sci., 14, 1895, p. 265, 



pi. 48, figs, la-d Ruedemann, Bull. New York State Mus., 69, 1903, 



p. 938. 

 Staurograptus dichotomus var. apertus Ruedemann, Mem. New York State Mus., 



7, 1904, pt. 1, p. 617, pi. 2, figs. 21-24. Hahn, Ann. New York Acad. Sci., 22, 



1912, p. 140. 

 Canadian (Dictyonema flabellifonne beds): Schaghticoke, and other localities in 



slate belt of Rensselaer and Washington Counties, New York (Schaghticoke); 



Navy Island, St. John, New Brunswick (Bretonian Div. C 3c). 



