666 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Inocaulis diffusus Spencer. 



Inocaulis diffusa Spencer, Canadian Nat., 10, 1882, p. 165, nom. nud.; Bull. Mus. 

 Univ. State Missouri, 1, pp. 15, 36, 37, pi. 5, fig. 4; Trans. Acad. Sci. St. Louis, 

 4, pp. 565, 586, 587, pi. 5, fig. 4. Gurley, Jour. Geol., 4, 1896, pp. 99, 308. 

 Bassler, Bull. U. S. Nat. Mus., 65, 1909, pp. 52, 53, figs. 67, 68. 



Niagaran dolomite: Hamilton, Ontario. 



Inocaulis diffusus crassiramus Gurley. 



Inocaulis diffusus crassiramus (Gurley MS.) Bassler, Bull. U. S. Nat. Mus., 65, 



1909, pp. 53, 54, fig. 69. 

 Niagaran dolomite: Hamilton, Ontario. 



Inocaulis divaricatus Hall. 



Inocaulis divaricata Hall, llth Ann. Rep. Indiana Dep. Geol. Nat. Hist., 1882, 



p. 225, pi. 1, fig. 3; Trans. Albany Inst., 10, 1883, p. 58. Spencer, Bull. Mus. 



Univ. State Missouri, 1, 1884, p. 35; Trans. Acad. Sci. St. Louis, 4, 1884, p. 



585. Gurley, Jour. Geol., 4, 1896, pp. 99, 309. Ruedemann, Mem. New 



York State Mus., 11, pt. 2, 1908, p. 191. 

 Niagaran (Waldron): Waldron, Indiana. 



INOCAULIS FLABELLUM James. See Licrophycua flabellum. 



Inocaulis granti (Dawson). 



Buthotrephis Grantii Dawson, Quart. Jour. Geol. Soc. London, 46, 1890, p. 613 



fig. 16; p. 614, fig. 17. 

 Inocaulis vegetabilis (Gurley MS.) Bassler, Bull. U. S. Nat. Mus., 65, 1909, p. 55 



pi. 5, fig. 1. 

 Niagaran dolomite: Hamilton, Ontario. 



Inocaulis phycoides Spencer. 



Inocaulis phycoides Spencer, Canadian Nat., 10, 1882, p. 165, nom. nud.; Bull. 



Mus. Univ. State Missouri, 1, 1884, p. 38, pi. 5, figs. 6, 7, 7a; Trans. Acad. Sci. 



St. Louis, 4, 1884, p. 588, pi. 5, figs. 6, 7. Gurley, Jour. Geol., 4, 1896, pp. 



99, 309. Bassler, Bull. U. S. Nat. Mus., 65, 1909, pp. 51, 52, fig. 66. 

 Niagaran dolomite : Hamilton, Ontario. 



Inocaulis plumulosus Hall. 



Hall, Rep. Surv. 4th Dist. New York, 1843, p. 116, fig. 1. 

 Inocaulis plumulosa Hall, Pal. New York, 2, 1852, p. 176, pi. 40G, figs. 2a, b; Geol. 



Surv. Canada, dec. 2, 1865, p. 18, fig. 26; 20th Rep. New York State Cab. 



Hist., 1868, p. 185, fig. 28; rev. ed., 1870, p. 215, fig. 28. Nicholson, Mon. 



British Grapt., 1872, p. 132, fig. 73. Spencer, Canadian Nat., 8, 1878, p. 458; 



ibid., 10, 1882, p. 166. Spencer, Bull. Mus. Univ. State Missouri, 1, 1884, 



pp. 14, 34, 35, pi. 5, fig. 1; Trans. Acad. Sci. St. Louis, 4, 1884, pp. 564, 584, 



585, pi. 5, fig. 1. Pocta, Sil. Syst. Boheme, 8, pt. 1, 1894, p. 197. Gurley, 



Jour. Geol., 4,. 1896, pp. 99, 309. Miller, N. A. Geol. Pal., 1889, p. 193, fig. 



183. Ruedemann, Mem. New York State Mus., 11, 1908, p. 188, pi. 2, fig. 4; 



pi. 7, figs. 1, 2, fig. 93. Bassler, Bull. U. S. Nat. Mus., 65, 1909, pp. 46-49, figs. 



59-62. 



Clinton (Rochester): Lockport, Rochester, etc., New York. 

 Niagaran dolomite: Hamilton, Ontario. 

 Plesiotypes.C&t. No. 54281, U.S.N.M. 



INOCAULIS? PROBLEMATICA Spencer. See Dendrograptus? problematicus. 



