BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 547 



Glrvanella atrata (Seely). 



Strephochetus atratus Seely, Amer. Jour. Sci. Arts, 3d ser., 32, 1886, p. 32; Rep. 



State Geol. Vermont, 3, 1902, p. 157, pi. 57, fig. 1, pi. 58, fig. 9. 

 Chazyan (Crown Point): McBrides Bay, South Hero, Vermont; Chazy, New 



York. 



Glrvanella brainerdi (Seely). 



Strephochetus Brainerdi Seely, Amer. Jour. Sci. Arts, 3d ser., 32, 1886, p. 32; Rep. 



State Geol. Vermont, 3, 1902, p. 156, pi. 57, figs. 2, 58, figs. 7, 8. 

 Chazyan (Crown Point): Chazy, New York. 

 Observation. See G. ocellata (Seely). 



GIRVANELLA LABYRiNTHicA Ulrich. See Streptospongia labyrinthica. 



Glrvanella ocellata (Seely). 



Strepbochetus ocellatus Seely, Amer. Jour. Sci. Arts, 3d ser., 30, 1885, p. 357, 



figs. 1-3; Amer. Jour. Sci., 3d ser., 32, 1886, p. 31. Lesley, Geol. Surv. 



Pennsylvania, Rep. P 4, 1890, p. 1083. Dawson, Canadian Rec. Sci., 7, 1896, 



p. 213. Seely, Rep. State Geol. Vermont, 3, 1902, p. 156, pis. 56, 57, figs. 



3, 4, 59. 

 Chazyan: Addison County, Vermont; Crown Point, New York (Crown Point); 



East Tennessee (Lenoir). 



Observation. Girvanella brainerdi and G. primus Seely are probably synonyms 

 of this species. 



Girvanella primus (Seely). 



Strephochetus prunus Seely, Rep. State Geol. Vermont, 3, 1902, p. 160, pi. 57, 



fig. 5; pi. 53, fig. 6. 

 Chazyan (Crown Point): South Hero and Isle La Motte, Vermont; Chazy, New 



York. 

 Observation. See G. ocellata (Seely). 



Glrvanella rlchmondensis (Miller). 



Stromatocerium richmondense Miller, Jour. Cincinnati Soc. Nat. Hist., 5, 1882, 



p. 41, pi. 2, figs. 1, la, Ib.-^Tames, J. F., ibid., 9, p. 252. 

 Girvanella richmondense James, J. F., ibid., 14, pt. 1, 1891, p. 51. 

 Strephochetus Richmondense Seely, Amer. Jour. Sci. Arts, 3d ser., 32, 1886, p. 



33. Miller, N. A. Geol. Pal., 1889, p. 165, fig. 122. Seely, Rep. State Geol. 



Vermont, 3, 1902, p. 157. Cumings, 32d Ann. Rep. Dep. Geol. Nat. Res. 



Indiana, 1908, p. 706, pi. 2, figs. 3-3b. 

 Richmond (Whitewater): Richmond, Indiana. 



GISSOCRINUS Angelin. Genotype: Actinocrinus arthriticus Phillips. 



Gissocrinus Angelin, Icon. Crinoid., 1878, p. 10, pi. 3, figs. 1-3, 5b; pi. 29, fig. 75. 

 Zittel, Handb. Pal., 1, 1879, p. 353. Wachsmuth and Springer, Proc. Acad. 

 Nat. Sci. Philadelphia, 1879, p. 312 (Rev. Pal., pt. 1, p. 89); ibid., 1886, pp. 

 115, 151; ibid., 1889, pp. 285, 312. Bather, Ann. Mag. Nat. Hist., 6th ser., 5, 

 1890, p. 332, pi. 14, fig. 21; Kongl. Sv. Vet. Akad. Handl., 25, No. 2, 1893, 

 p. 152; Treatise on Zool., pt. 3, Echinoderma, London, 1900, p. 175, fig. 90; 

 Amer. Geol., 26, 1900, p. 308. Wachsmuth, Zittel-Eastman Textb. Pal., 

 1, 1900, p. 156. Zittel, Grundzuge Pal., 1, 1910, p. 154. Springer, Zittel- 

 Eastman Textb. Pal., 2d ed., 1913, p. 220. 



Gissocrinus? problematlcus Rowley. 



Gissocrinus? problematicus Rowley, Amer. Geol., 34, 1904, p. 277, pi. 16, figs. 



37-41. 

 Upper Medinan (Edgewood): Three miles west of Louisiana, Missouri. 



