440 



CEPHALOPODA. 



[GON. 



deep, bifid, central dorsal lobe ; dorsal 

 saddle subangular. This species is 

 readily distinguished by its deep, globose 

 form and sharply bifid lobe on the dor- 

 sal side. Collected by Charles Faber at 

 Crab Orchard, Kentucky, in the St. 

 Louis Group. 



FIG. 740. Ooniatites kentuckiensis. The saddles 

 are generally more angular than they appear 

 in the figure. 



kingi, Hall & Whitfield, 1877, U. S. Geo. 



Expl. Exped., 40th parallel, vol. 4, p. 



279, Coal Meas. 

 luttieri, Clarke, 1885, Bull. U. S. Geo. Sur., 



No. 16, p. 50, Chemung Gr. 

 lyoni, Meek & Worthen, 1860, Proc. Acad. 



Nat. Sci. Phil., vol. 12, p. 471, and Geo. 



Sur. 111., vol. 2, p. 165, Kinderhook Gr. 

 marcellensis, see Discites marcellensis. 

 marshallensis, Winchell, 1862, Am. Jour. 



Sci., 2d ser., vol. 33, p. 362, Mar- 

 hall Gr. 

 minimus, Shumard, 1858, Trans. St. Louis 



Acad. Sci., vol. 1, p. 200, Coal Meas. 

 mitbrax, Hall, 1860, 13th Rep. N. Y. Mus. 



Nat. Hist., p. 98, and Pal. N. Y., vol. 5, 



pt. 2, p. 433, Up. Held. Gr. . 

 monroensis, Worthen, (in press,) Geo. 



Sur. 111., vol. 8, p. 150, St. Louis Gr. 

 morganensis, Swallow, 1860, Trans. St. 



Louis Acad. Sci., vol. 1, p. 659, Waverly 



or Choteau Gr. 

 nodifer, Clarke, 1885, Bull. U. S. Geo. Sur., 



No. 16, p. 21, Marcellus Shale, 

 nolinensis, Cox, 1857, Geo. Sur. Ky., vol. 



3, p. 574, Coal Meas. 



nundaia, Hall, 1875, syn. for G. sinuosus. 

 ohioensis, Winchell, 1870, Proc. Am. Phil. 



Soc., vol. 12, p. 259, Marshall Gr. 

 opimus, White & Whitfield, 1862, Proc. 



Bost Soc. Nat. Hist, vol. 8, p. 305, 



Kinderhook Gr. 

 orbicella, Hall, 1860, 13th Rep. N. Y. Mus. 



Nat. Hist., p. 99, Ham. Gr. 

 osagensis, Swallow, 1860, Trans. St. Louis 



Acad. Sci., vol. 1, p. 659, Waverly or 



Choteau Gr. 

 oweni, Hall, I860, 13th Rep. N. Y. Mus. 



Nat. Hist., p. 100, Kinderhook Gr. 

 oweni var. parallelus, Hall, 1860,|13th Rep. 



N. Y. Mus. Nat. Hist, p. 101, Kinder- 

 hook Gr. Type of Hyatt's genus Mun- 



steroceras. 

 parvus, Shumard, 1858, Trans. St. Louis, 



Acad. Sci., vol. 1. p. 199, Coal Meas. 

 patersoni, Hall, I860, 13th Rep. N. Y. Mus. 



Nat. Hist, p. 99, Portage Gr. 



peracutus, Hall, 1876, Illust. Devonian 

 Foss., pi. 69, and Pal. N. Y., vol. 5, pt. 

 2, p. 463, Portage Gr. 



planorbiformis, Shumard, 1855, Geo. Sur. 

 Mo., p. 208, Coal Mf as. 



plebeiformis, Hall, 1879, Pal. N. Y., vol. 

 5, p. 448, Marcellus Shale. 



politus, Shumard, 1858, Trans. St. Louis 

 Acad. Sci., vol. 1, p. 199, Coal Meas. 



propinquus, Winchell, 1862, Am. Jour. 

 Sci. and Arts, 2d series, vol. 33, p. 365, 

 Marshall Gr. 



punctatus, Conrad, 1838, Ann. Rep. N. Y., 

 p. 117, Ham. Gr. Not properly defined. 



pygmseus, Winchell, 1862, Am. Jour. Sci. 

 and Arts, 2d series, vol. 33, p. 366, Mar- 

 shall Gr. 



romingeri, Winchell, 1862, Proc. Acad. 

 Nat. Sci., p. 427, Marshall Gr. 



rotatorius, DeKoninck, 1843, Desc. des 

 Anim. Foss. du Terr. Carb. See O. ixion. 



shumardanus, Winchell, 1865, Am. Jour. 

 Sci. and Arts, 2d series, vol.- 33, p. 363, 

 Marshall Gr. 



simulator, Hall, 1875, 27th Rep. N. Y. 

 Mus. Nat. Hist, p. 133, Chemung Gr. 

 Type of Hyatt's genus Manticoceras. 



sinuosus, Hall, 1843. Geo. Rep. 4th Dist. 

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

 2, p. 460, Portage Gr. Type of Hyatt's 

 genus Gephuroceras. 



subcircularis n. 

 sp. Shell 

 small, circu- 

 lar ; outer vo- 

 lution em- 

 bracing the 

 inner ones ; 

 um bilicus 

 does not ex- 

 pose any of FlQ- 7 41.-oniatltes subclr- 

 the inner VO- cularis. Lateral nnd dorsal 

 lutions; four views magnified 2 dlam. 

 furrows or constrictions radiate from 

 the umbilicus and divide the shell into 

 four subequal parts, but become obso- 

 lete on the dorsal side, and in this re- 

 spect resemble Goniatites divisus of De- 

 Koninck; dorsal side round; body 

 chamber unknown ; suture lobed ; en- 

 tire surface longitudinally striated. Col- 

 lected by Charles Faber, at Crab 

 Orchard, Kentucky, in the. St. Louis 

 Group. 



sulciferus, Winchell. Not defined. 



texanus, Shumard, 1863, Trans. St. Louis 

 Acad. Sci., vol. 2, p. 109, Coal Meas. 



uniangularis, Conrad, 1842, Jour Acad. 

 Nat Sci., vol. 8, p. 268, Ham. Gr. Type 

 of Hyatt's genus Tornoceras. 



unilobatus, Hall, 1875, 27th Rep. N. Y. 

 Mus. Nat. Hist., p. 133, and Illust. 

 Devon. Foss., pi. 71, Ham. Gr. 



vanuxemi, Hall, 1879, Pal. N. Y., vol. 5, 

 p. 434, Marcellus Shale. Proposed in- 

 stead of G. expansus, of Vanuxem, 

 which was preoccupied by Von Buch. 



whitii, Winchell, 1862, Proc. Acad. Nat. 

 Sci., vol. 6, p. 428, Portage Gr. 



