BIBLIOGRAPHIC LIST OF GENEEA AKD SPECIES. 5G1 



Gomphoceras scrinium Ilall. 



Gomphoceras scrinitim Hall, 20t]i Rep. New York State Cab. Nat. Hist, (extras, 



1865), 18G8, p. 350, pi. 18(9), figs. 1-5; pp. 389, 393; rev. ed., 18G8, 1870, p. 



410, pi. 18, figs. 1-3.— Foord Cat. Foss. Ceph. British Mus., 1, 1888, p. 224.— 



Chamberlin, Geol. Wisconsin, 1, 1883, p. 194, fig. 

 Gomphoceras Marcyae Winchell and Marcy, Mem. Boston Soc. Nat. Hist., 1, 



18G5, p. 101, pi. 3, fig. 8; p. 109; p. 112. 

 Niagaran (Racine): Cliicago, Illinois. 



Gomphoceras septoris Hall. See Septameroceras sejitore. 



Gomphoceras subgracile BilUngg. 



Gomphoceras subgracile Billings, Geol. Surv. Canada, Rep. Progr. for 1853-56, 



1857, p. 311. 

 Silurian: Port Daniel, Gaspe, Canada. 

 Observation. — Possibly a species of Septameroceras. 



Gomphoceras wabashense Newell. 



Gomphoceras wabashensia Newell, Proc. Boston Soc. Nat. Hist., 23, 1888, p. 



470-472, figs.— Kindle and Breger, 2Sth Ann. Rep. Dep. Geol. Nat. Res. 



Indiana, 1904, p. 476, pi. 20, figs. 3, 4. 

 Niagaran: Delphi and Georgetown, Indiana. 

 Plesiotype.— Cat. No. 52947, U.S.N.M. 



GoMPHocYSTis AngeHn. See Gomphocystites Hall. 



GOMPIIOCYSTITES Hall. Genotype: G. glans Hall. 



Gomphocystites Hall, 20th Rep. New York State Cab. Nat. Hist, (extras, 18G4), 



1868, p. 309; rev. ed., 1870, p. 351.— Zittel, Handb. Pal., 1, 1879, p. 415.— 



Miller, N. A. Geol. Pal., 1889, p. 249.— Jaekel, Stammes. Pelmat., 1, The- 



coideaii. Cystoidea, Berlin, 1899, p. 419. — Zittel, Grundzuge Pal., 1910, p. 



189. — Grabaii and Sliimer, N. A. Index Fossils, 2, 1910, p. 461. — Springer, 



Zittel-Eastman Textb. Pal., 2d ed., 1913, p. 156. 

 Gomphocystis Angelin, Icon. Crinoid, 1878, p. 31. — Haeckel, Amphorideen' u. 



Cystoideen, Leipzig, 1896, p. 115. — Bather, Treatise on Zool., pt. 3, Echino- 



derma, London, 1900, p. 77. 



Gomphocystites clavus Hall. 



Gomphocystites claviis Hall, 20tli Rep. New York State Cab. Nat. Hist, (extras, 



1864), 1868, p. 310, pi. 12a (1), fig. 3; rev. ed., 1870, p. 353, pi. 12a, fig. 3. 

 Niagaran (Racine): Racine, Wisconsin. 



Gomphocystites glans Hall. 



Gomphocystites glans Hall, 20th Rep. New York State Cab. Nat. Hist, (extras, 

 Dec. 1864), 1868, p. 310, pi. 12(3), fig. 14; pi. 12a(l), figs. 4, 5; rev. ed. 1870, 

 p. 352, pi. 12, fig. 14; pi. 12a, figs. 4, 5.— Roemer, Leth. goog., 1, Leth. Pal., 

 Atlas, 187G, pi. 11, fig. 2a.— Chamberlin, Geol. Wisconsin, 1, 1883, p. 191, fig.— 

 Jaekel, Stammes. Pelmat., 1, Thecoidea n. Cystoidea, Berlin, 1899, p. 421, 

 pi. 2, figs. 8, 9.— Grabau and Sliimer, N. A. Index Fossils, 2, 1910, p. 462, fig. 

 1768. 



Niagaran (Racine): Racine, Wisconsiu. 



Gomphocystites Indianensis Miller. 



Gomphocystites indianensis Miller, N. A. Geol. Pal., 1889, p. 249, fig. 319. — 

 Jaekel, Stammes. Pelmat., 1, Thecoideau. Cystoidea, Berlin, 1899, p. 421. 

 Niagaran (Osgood): Jefferson County, Indiana. 



84243°— Bull. 9:i— 15 36 



