PLB.] 



GASTEROPODA. 



421 



humilis, Hall, 1858, Trans. Alb. Inst, vol. 



4, p. 21, and Bull. Am. Mus. Nat. Hist., 



p. 82, Warsaw Gr. 

 humilis, Winchell, 1862. This name was 



preoccupied, 

 huronensis, Winchell, 1862, Proc. Acad. 



Nat. Sci. Phil., vol. 6, 2d ser., p. 425, 



Portage Gr. 

 hyale, Billings, 1865, Pal. Foss., vol. 1, p. 



228, Quebec Gr. 

 idia, Hall, 1861, Rep. of Progr. Wis. Sur., 



p. 35, Niagara Gr. 

 ignobilis, Dawson, 1868, Acad. Geol., p. 



310, Carboniferous, 

 illinoisensis, Worthen, 1884, Bull. No. 2, 



111. St. Mus. Nat. Hist., p. 4, and Geo. 



Sur. 111., vol. 8, p. 135, Coal Meas. 

 imitator, see Callonema imitator, 

 immatura, Billings, 1859, Can. Nat. and 



Geo., vol. 4, p. 454, Chazy Gr. 

 ind^nta, Hall, 1847, Pal. N. Y., vol. 1, p. 



176, Trenton Gr. 

 inexpectans, Hall & Whitfield, 1875, Ohio 



Pal., vol. 2, p. 117, Clinton Gr. 

 inornata, Meek, 1872, Pal- E. Neb. p. 232, 



Coal Meas. 

 insolita, Hall, 1876, IHust. Devonian 



Foss., pi. 20, and Pal. N. Y., vol 5, pt. 



2, p. 81, Ham. Gr. 

 iowensis, Worthen, (in press,) Geo. Sur. 



111., vol. 8, p. 138, Keokuk Gr. 

 isaacsi, Ha'l & Whitfield, 1873, 23d Rep. 



N. Y. Mus. Nat. Hist., p. 238, Che- 



mung Gr. 

 itys, Hall, 1876, Illust. Devonian Foss., 



pi. 20, and Pal. N. Y., vol. 5, pt. 2, p. 



76, Ham. Gr. 

 itys var. tenuispira, Hall, 1879, Pal. N. Y., 



vol. 5, pt. 2, p. 87, Ham. Gr. 

 kearneyi, see Palseotrochus kearneyi. 

 kentuckiensis, n. s. Coal Meas. Proposed 



instead of P. depressa in Geo. Sur. Ky., 



vol. 3, p. 569, which was preoccupied, 

 labrosa, Hall, 1859. Pal. N. Y., vol. 3, p. 



339, Low. Held. Gr. 

 laphami, Whitfield, 1878, Ann. Rep. Geo. 



Sur. Wis., p. 84, and Geo. Wis., vol 4, 



p. 296, Niagara Gr. 

 lapicida, see Raphistoma lapicidum. 

 laurentina, Billings, 1859, Can. Nat. and 



Geo., vol. 4, p. 354, Calcif. Gr. 

 leavenworthana, see Cyclonema leaven- 



worthanum. 



lenticular is, see Raphistoma lenticulare. 

 lineata, Hall, 1843, (Turbo lineatus,) Geo. 



Rep. 4th Dist. N. Y. Preoccupied. 



See P. itys. 

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



12, Medina sandstone, 

 lonensis, Walcott, 1885, Monogr. U. S. 



Geo. Sur., vol. 8, p. 80, Trenton Gr. 

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



Nat. Hist., p. 42, and Pal. N. Y., vol. 5, 



pt. 2, p. 67, Up. Held, and Ham. Grs. 

 lucina var. perfasciata, Hall, 1876, Illust. 



Devonian Foss., pi. 20, and Pal. N. Y., 



vol. 5, pt. 2, p. 83, Ham. Gr. 

 lydia, Billings, 1874, Pal. Foss., vol. 2, p. 



62, Gaspe limestone, No. 8, Devonian. 



28 



marcouana, Geinitz, 1866, Carb. und Dyas 



in Neb., p. 10, and Pal. E. Neb., p. 233, 



Coal Meas. 

 meekana, Hall, 1858, Trans. Alb. Inst., 



vol. 4, p. 22, and Bull. Am. Mus. Nat. 



Hist., p. 82, Warsaw Gr. 

 meta, Meek & Worthen, 1865, Proc. Acad. 



Nat. Sci., p. 252, Keokuk Gr. 

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



Hud. Riv. Gr. 

 misera, Billings, 1859, Can. Nat. and Geo., 



vol. 4, p. 354, Calcif. Gr. 

 mississippiensis, White & Whitfield, 1862, 



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



302, Kinderhook Gr. 

 missisquoi, Billings, 1865, Pal. Foss., vol. 



1, p. 191, Quebec Gr. 

 missouriensis, Swallow, 1860, (Trochus 



missouriensis,) Trans. St. Louis Acad. 



Sci., vol. 1, p. 657, Coal Meas. 

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



Nat. Hist,, p. 108, Kinderhook Gr. 

 modesta, Keyes, 1888, Proc. Acad. Nat. 



Sci. Phil., pi. xii, figs. 2a, 2b, Coal Meas. 

 mohawkensis, n. sp. Birdseye limestone. 



Proposed instead of P. nodulosa, in 



Pal. N. Y., vol. 1, p. 44, which was pre- 

 occupied, 

 montezuma, Worthen, 1883, Geo. Sur. 111., 



vol. 7, p. 324, Burlington Gr. 

 muralis, Owen, 1852, Geo. Sur. Wis., 



Iowa, and Minn., p. 581, Trenton Gr. 

 nasoni, Hall, 1861, Geo. Rep. Wis., p. 34, 



and Geo. Wis., vol. 4, p. 215, Trenton Gr. 

 nauvooensis, Worthen, 1884, Bull. No. 2, 



111. St. Mus. Nat. Hist, p. 5, and Geo. 



Sur. 111., vol. 8, p. 137, Keokuk Gr. 

 nevadensis, Walcott, 1885, Monogr. U. S. 



Geo. Sur., vol. 8, p. 259, Subcar- 



boniferous. 

 newportensis, White, 1880, 12th Rep. U. S. 



Geo. Sur. Terr., p, 169, Coal Meas. 

 niota, Hall, 1861, Geo. Rep. Wis., p. 33, 



Trenton Gr. 

 nitela, Hall, 1879, Pal. N. Y., vol. 5, pt. 2, 



p. 85, Up. Held. Gr. 

 nodomarginata, McChesney, 1860, Desc. 



New. Pal. Foss., p. 70, and Trans. Chi. 



Acad. Sci., p. 47, Ham. Gr. 

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



44. The name was preoccupied by 



Sandberger in 1842, and by King in 



1844 See P. mohawkensis. 

 nodulostriata, Hall, 1858, Trans. Alb. Inst, 



vol. 4, p. 21, and Bull. Am. Mus. Nat. 



Hist., p. 80, Warsaw Gr. 

 normani, Billings, 1865, Pal. Foss., vol. 1, 



p. 228, Quebec Gr. 

 nucleolata, Hall, 1847, Pal. N. Y., vol. 1, 



p. 42, Birdseye Gr. 

 nuraeria. Billings, 1865, Pal. Foss., vol. 1, 



p. 229,' Quebec Gr. 

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



44, Birdseye Gr. 

 obtusispira, Shumard, 1859, Trans. St. 



Louis Acad. Sci., vol. 1, p. 401, Coal 



Meas. 

 occidens, Hall, 1867, 20th Rep. N. Y. Mus. 



Nat. Hist., pp. 342, 364, Niagara Gr. 



