162 



GASTEROPODA. 



nais, Hall, 1802, (Gyroceras nais) 15th 



Reg. i;ei>. N. Y., Chemung Gr. [Ety. 



mythological name.] 

 nodosa. Hall, 1860, Supp. to vol. 1, pt. 2, 



Iowa Geo. Sur., Kinderhook Gr. [Sig. 



knotty.] 

 obliquinoda, AVhite, 1802, Proc. Bost. 



Sue. Nat. Hist., vol. 9, Chemung Gr. 



[Hvj,. oblique-knotted.] 

 rectinoda, Winchell, 1863, Proc. Acaii 



Xat. Sci., Chemung Gr. [Sig. .straight- 



noded.] 

 (?) rotatoria. Hall, 1870, Illu.st. Devonian 



Foss., Up. Held. Gr. [Sig. whorled.] 

 sciota, Hall, 1873, 23rd Reg. Eep. N. Y., 



Up. Held. Gr. [Ety. proper name.] 

 .scD^.r, see Platyceras senex. 



Pupa, Humphrey, 1797, iluseum Calonni- 



anum. [Ety. Pupa, chrysalis shell.] 

 vermilionensis, Bradley, 1872, Am. Jour. 



Sci., 3rd series, vol. 4, Coal Meas. 



[Ety. proper name.] 

 vetusta, Dawson, 1860, Quar. Jour. Geo. 



Soc, vol. 10, Coal Meas. [Sig. ancient.] 

 R.U'iiiSTOMA, Hall, 1847, Pal. N. Y., vol. 1. 



[Ety. niphe, seam or suture ; stoma, 



mouth.] 

 apertum, Salter, 1859, Can. Org. Rem., De- 

 cade 1, Black Ei^-. & Trenton Gr. 



[Sig. open.] 

 labiatum, Emmons, 1842, (Alaclurea labi- 



ata) (reo. Rep. X. Y., Calciferous Gr. 



[Sig. having lips.] 

 lapicida, Salter, 1859, Can. Org. Rem., 



Decade 1, Black liiv. & Trenton Gr. 



[Ety. from its resemblance to Heli.r 



lajiiciihi.'] 

 lenticulare, Emmons, 1S42, (Pleuroto- 



maria lenticularis) Geo. Rep. X. Y., 



Trenton & Hud. Itiv. (rr. [Sig. lens- 

 shaped.] 

 planistria. Hall, 1847, Pal. X. Y., vol. 1, 



Chazy Gr. [Sig. having plane strife.] 

 planistria var. parvum, Hall, 1847, Pal. 



N. Y., vol. 1, Cliazy Gr. [Sig. small.] 

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



Cliazy Gr. [Sig. thready; having refer- 

 ence to the thread like strife on the 



surface.] 

 striatum, Emmons,! 842, ( Macluria striata) 



Geo. Rep. X. Y., Chazy Gr. [Sig. 



striated.] 

 subplanum, Shumard, 1863, Trans. St. 



Louis Acad. Sci., Calciferous Gr. [Sig. 



somewhat flat.] 

 ScALiTES, Conrad, 1842, (jeo. Rep. X. Y. by 



Emmons. [Ety. xcrila, a stair case.] 

 angulatus, Conrad, 1842, (leo. Rep. X. Y. 



by Emmons, Chazy Gr. [Sig. an- 



giilar.] 

 SuJarhi.m, Lamarck, 1801, Syst. An. sans 



Vert. 

 kai, one of Troost's catalogue names. 

 SoLBNiscus, Meek & Worthen, 1860, Proc. 



Acad. Nat. Sci. Pliil. [Ety. mkniskos, 



a little channel or gutter.] 



hallanus, Geinitz, 1866, (Macrocheilus 

 hallanus) Carb. und Dyas in Neb., 

 Coal Meas. [Ety. proper name.] 

 typicus, Meek & Worthen, 1860, Proc, 

 Acad. Xat. Sci. Phil., Up. Coal Meas. 

 [Ety. the type of the genus.] 

 Stkapabollina, Billings, 1865, Pal. Foss., 

 v(jl. 1. [Ety. from the resemblance 

 to shells of the genus Straparollus.'] 

 asperostriata, Billings, 1860, (Straparol- 

 lus asperostriatus) Can. Nat. & Geol., 

 vol. 5, Black Riv. Gr. [Sig. roughly 

 striated.] 

 circe, Billings, 1860, (Straparollus circe) 

 Can. X'at. & Geol., vol. 5, Black Riv. 

 Gr. [Ety. mythological name.] 

 eurydice, Billings, 1860, (Straparollus 

 eurydice) Can. X'at. & Geol., vol. 5, 

 Black Riv. Gr. [Ety. mythological 

 name.] 

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

 Quebec Gr. [Sig. belonging to the 

 deep sea.] 

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

 Potsdam <Tr. [Sig. remote, at a dis- 

 tance.] 

 Strapakollus, ilontfort, 1810, Conch. Syst., 

 vol. 2. [Ety. .s/i«6os, turned about.] 

 angulatus, Emmons, 1856, Am. Geo. 



Chazy Gr. [Sig. angular.] 

 ttsj)eroxtrii(tiL8, see Straparollina asperos- 

 triata. 

 barrisi, Winchell, 1863, Proc. Acad. Nat. 

 Sci. Phil., Chemung Gr. [Ety. proper 

 name.] 

 canadensis, Billings, 1861, Can. Jour., 



Devonian. [Ety. proper name.] 

 circe, see Straparollina circe. 

 dytneiiioides, see Euomphalus clymenioi- 



des. 

 cornudanus, Shumard, 1859, Trans. St. 

 Louis Acad. Sci., Coal Meas. [Ety. 

 proper name.] 

 daphne, Billings. 1862, Pal. Foss., vol. 1, 

 Guelph Gr. [Ety. mythological 

 name.] 

 mri/dice, see Straparollina eurydice. 

 hippolyte, Billings, 1862, Pal. Fos8.,vol. 1, 

 Guelph Gr. [Ety. mythological name.] 

 labiatus, Emmons, 1856, Am. Geo., Chazy 



Gr. [Sig. lipped.] 

 lens, Hall, 1860, (Euomphalus lens) 13th 

 Reg. Rep., Kinderhook Gr. [Sig. lens- 

 shaped.] 

 macromphalus, Winchell, 1863, Proc. 

 Acad. Nat. Sci. Phil., Chemung Gr. 

 [Sig. having a large umbilicus.] 

 magnificus, Shumard, 1863, Trans. St. 

 Louis Acad. Sci., Carboniferous. [Sig. 

 magnificent.] 

 minnesotensis, Owen, 1852, Geo. Sur. 

 AVis., Iowa and Minn., Calcif. Gr. 

 [Ety. proper name.] 

 mopsus. Hall, 1867, 20th Reg. Rep., Ni- 

 agara Gr. [Ety. mythological name.] 

 niiigarensis. Hall & Whitfield, 1875, Ohio 

 Pal., vol. 2, Niagara Gr. [Ety. proper 

 name.] 



