GASTEROPODA. 



perplexus, Walcott, 1885, Monogr. U. S. 



Geo. Sur., vol. 8, p. 193, Devonian. 

 perlatus, Conrad, 1842, Jour. Acad. Nat. 



Sci., vol. 8, p. 270, Coal Meas. 

 platystoma, Meek & Worthen, 1868, Geo. 



Sur. 111., vol. 3, p. 312, Galena Gr. 

 plenus, Billings, 1874, Pal. Foss., vol. 2, 



p. 62, Gaspe limestone No. 8, Devonian. 

 profundus, Emmons, Geo. Rep., 2d Dist. 



N. Y., p. 393, Trenton Gr. 

 propinquus, Meek, 1871, Proc. Acad. Nat. 



Sci., p. 78, and Ohio Pal., vol. 1, p. 226, 



Up. Held. Gr. 



punclifrons, see Bucania punctifrons. 

 repertus, Hall, 1879, Pal. N. Y., vol. 5,pt. 



2, p. 128, Ham. Gr. 

 rotalinea, Hall, 1879, Pal. N. Y., vol. 5, pt. 



2, p. 115, Ham. Gr. 

 rudis, Hall, 1862, 15th Rep. N. Y. Mus. 



Nat. Hist., p. 57, and Pal. N. Y., vol. 



5, pt. 2, p. 103, Ham. Gr. 

 rugosiusculus, Winchell, 1862, Proc. Acad. 



Nat. Sci., p. 425, Marshall Gr. 

 rugosus, Emmons, 1856, Am. Geol.,p. 166, 



Hud. Riv. Gr. 

 scriptiferus, White, 1862, Proc. Bost. Soc. 



Nat. Hist., vol. 9, p. 21, Marshall Gr. 

 scissile, Conrad, 1844, Proc. Acad. Nat. 



Sci., vol. 2, p. 175, Kaskaskia Gr. Very 



poorly denned. 

 litarius 



solitarius, Billings, 1866, Catal. Sil. FOSP. 



Antic., p. 20, Hud. Riv. Gr. 

 stamineus, Conrad, 1842, Jour. Acad. Nat. 



Sci., vol. 8, p. 269, Marshall Gr. 

 stevensanus, McChesney, 1860, Desc. New 



Pal. Foss., p. 61, Coal Meas. 

 sublsevis, Hall, 1858, Trans. Alb. Inst., 



vol. 4, p. 32, and Geo. Sur. Iowa, p. 666, 



Warsaw Gr. 

 subpapillosus, White, 1879, Bull. U. S. 



Geo. Sur. Ter., vol. 5, p. 218, and Cont. 



to Pal. No. 6, p. 138, Carboniferous. 

 sulcatinus, see Bucania sulcatina. 

 textiliformis, Gurley, 1883, New Garb. 



Foss., p. 6. Publication not valid. 

 textilis, Hall, 1877, 1st Ed. Am. Pal. 



Foss., p. 243, Warsaw Gr. Proposed 



instead of B. cancellatus, Hall, 1858, 



which was preoccupied. 

 thalia, Hall, 1862, 15th Rep. N. Y. Mus. 



Nat. Hist., p. 60, and Pal. N. Y., vol. 5, 



pt. 2, p. 105, Ham. Gr. 

 tricarinatus, Shumard, 1858, Trans. St. 



Louis Acad. Sci., vol. 1, p. 204, Coal 



Meas. 

 tricarinata, Hall, 1876, Illust. Devonian 



Foss. The name was preoccupied. 



See B. triliratus. 

 triliratus, Hall, 1877, 1st Ed. Am. Pal. 



Foss., p. 243, and Pal. N. Y., vol. 5, pt. 2, 



p. 117, Chemung Gr. Proposed instead 



of B. tricarinatus, Hall, 1876, which was 



preoccupied. 

 troosti, D'Orbigny, 1840, Cephal., p. 206, 



and Geo. of Tenn., p. 289, Trenton Gr. 

 tuber, Hall, 1876, 28th Rep. N. Y. Mus. 



Nat. Hist., p. 177, Niagara Gr. 

 urii, Fleming, 1828, British Animals, p. 



338, Devonian. American species. (?) 



vinculatus, White &Whitfield, 1862, Proc. 



Bost. Soc. Nat. Hist., vol. 8, p. 304, Kin- 



derhook Gr. 



vittatus, syn. for B. carbonari us. 

 volutus, Eaton, 1832, Geol. Text-book, p. 



28, Tip. Sil. 

 whittleseyi, Winchell, 1865, Proc. Acad. 



Nat. Sci., p. 130, Cuyahoga shale, 

 wisconsinensis, Whitfield, 1878, Ann. Rep. 



Geo. Sur. Wis., p. 76, and Geo. AVis., 



vol. 4, p. 223, Trenton Gr. 

 Billingsia, Walcott, 1888, Bull. 



No. 30, U. S. Geo. Sur., p. 



61. [Ety. proper name.] 



Syn. (?) for Clisospira. I 



Turbinate, whorls, subcir- 



cular. Type B. saratogen- 



sis. Preoccupied. 

 saratogensis , Walcott, 1888, 

 ' Bull. No. 30, U. S. Geo. 



Sur., p. 61, Up. Taconic. 

 BUCANELLA, Meek, 1870, Proc. 



Am. Phil. Soc., vol. 11, p. 426. [Ety. 



diminutive of Bucania.] Type B. nana. 

 nana, Meek, 1870, Proc. Am. Phil. Soc., 



vol. 11, p. 426, Silurian. 

 BUCANIA, Hall, 1847, Pal. N. Y., vol. 1, p. 32. 



[Ety. bukane, trumpet.] Convolute, 



spire equally concave on either side ; 



volutions in the same plane, all visibly 



outer one ventricose, inner one usually 



angulated on the edge, concave on the 



ventral side ; aperture rounded oval, 



somewhat compressed on the inner 



side by contact with the next volution, 



laterally and dorsally abruptly ex- 

 panded. Type B. sulcatina. 

 angustata, Hall, 1852, Pal. N. Y., vol. 2, p. 



349, Niagara and Guelph Gr. 

 bellipuncta, Hall, 1852, Pal. N. Y., vol. 2, 



p. 93, Clinton Gr. 

 bidorsata, Hall, 1847, (Bellerophon bidor- 



satus.) Pal. N. Y., vol. 1, p. 186, Tren- 

 ton Gr. 

 buelli, Whitfield, 1878, Ann. Rep. Geo. 



Sur. Wis., p. 76, and Geo. Wis., vol. 4, 



p. 24, Trenton Gr. 

 chicagpensis, see Tremanotus chicago- 



ensis. 

 costata, James, 1872, (Cyrtolites costatus,) 



Am. Jour. Sci., 3d ser., vol. 3, p. 26, 



and Ohio Pal., vol. 1, p. 150, Hud. 



Riv. Gr. 

 crassolaris, McChesney, 1861, New Pal. 



Foss., p. 91, Niagara Gr. 

 devonica, Hall & Whitfield, 1872, 24th 



Rep. N. Y. Mus. Nat. Hist., p. 195, Up. 



Held. Gr. 

 euomphaloides, Owen, 1862, Geo. Sur. 



Ind., p. 362. Not very satisfactorily 



defined. 

 exigua, Foerste, 1885, Bull. Sci. Lab. Deni- 



son Univ., p. 99. Not properly defined, 

 expansa, Hall, 1847, Pal. N. Y., vol. 1, p. 



186, Trenton Gr. 

 intexta, Hall, 1847, Pal. N. Y., vol. 1, p. 



317, Trenton Gr. 

 lirata, Hall, 1862, Geo. Rep. Wis., p. 55, 



Trenton Gr. 



