148 



GASTEROPODA. 



Eunema, Salter, 1859, Can. Org. Rem., Decade 

 1. [Ety. eu, beautiful; nema, a line.] 



cerithioides, Salter, 1859, Can. Org. Rem., 

 Decade 1, Black Riv. Gr. [Sig. like 

 the genus Cerithium.'] 



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

 Black Riv. Gr. [Ety. mythological 

 name. ] 



pagoda, Salter, 1859, Can. Org. Rem., 

 Decade 1, Black Riv. Gr. [Sig. an 

 image of a supposed deity.] 



priscum, Billings, 1859, Can. Nat. & Geo., 

 vol. 4, Corniferous Gr. [Sig. old or 

 ancient.] 



safari, see Orthonema salteri. 



strigillatum, Salter, 1859, Can. Org. Rem., 

 Decade 1, Black Riv. Gr. [Sig. fur- 

 rowed, fluted.] 



trilineatum, Hall, 1867, 20th Reg. Rep., 

 Niagara Gr. [Sig. three-lined.] 

 Euomphalus, Sowerby, 1814, Min. Conch., 

 vol. 1. [Ety. eu, wide ; omphalos, um- 

 bilicus.] 



boonensis, Swallow, 1863, Trans. St. Louis 

 Acad. Sci., Low. Carb. [Ety. proper 

 name.] 



catilloides, Conrad, 1842, (Inachus catil- 

 loides) Jour. Acad. Nat. Sci., vol. 8, 

 Coal Meas. [Sig. like E. catillus.] 

 The name was preoccupied by Ko- 

 ninck in 1841. 



clymenioides, Hall, 1862, 15th Reg. Rep., 

 Schoharie grit. [Sig. like a shell of 

 the genus Clymenia.'] 



comes, Hall, 1876, Illust. Devonian Foss., 

 Ham. Gr. [Sig. an associate.] 



conradi, syn. for Euomphalus decewi. 



cyclostomus, Hall, 1858, Geo. Rep. Iowa, 

 vol. 1, pt. 2, Ham. Gr. [Sig. having a 

 circular mouth.] 



decewi, Billings, 1861, Can. Jour., Cornif. 

 Gr. [Ety. proper name.] 



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

 N. Y., Low. Carb. The name was 

 preoccupied by Goldfuss in 1832. 



disjunctm, Hall, 1859, Pal. N. Y., vol. 3, 

 Low. Held. Gr. The name was pre- 

 occupied by Goldfuss. 



eboracensis, Hall, 1862, 15th Reg. Rep., 

 Ham. Gr. [Ety. proper name.] 



exortivus, Dawson, 1868, Acad. Geol., 

 Carb. [Sig. eastern.] 



expansus, Conrad, 1842, Jour. Acad. Nat. 

 Sci., vol. 8, Up. Sil. [Sig. expanded.] 



hecale, Hall, 1876, Illust. Devonian Foss., 

 Chemung Gr. [Ety. mythological 

 name.] 



hemispherica, see Platystoma hemispher- 

 icum. 



inops, Hall, 1876, Illust. Devonian Foss., 

 Up. Held. Gr. [Sig. meagre.] 



latus, Hall, 1858, Geo. Rep. Iowa, Bur- 

 lington Gr. [Sig. broad.] 



laxus, Hall, 1862, 15th Reg. Rep. N. Y, 

 Cornif. & Ham. Gr. [Sig. loose.] 



lens, see Straparollus lens. 



obtusus, Hall, 1858, Geo. Rep. Iowa, Kin- 

 der hook Gr. [Sig. obtuse.] 



perspectivus, Swallow, 1863, Trans. St. 

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

 thoroughly viewed.] 



pervetus, Conrad, 1843, (Inachus perve- 

 tus) Proc. Acad. Nat. Sci., vol. 1, 

 Trenton Gr. [Sig. very ancient.] 



pervetustus, Conrad, 1839, (Cyclostoma 

 pervetusta) Ann. Rep. N. Y", Medina 

 sandstone. [Sig. very ancient.] 



planidorsatus, see Straparollus planidor- 



planispira, see Straparollus planispiratus. 



planodiscus, Hall, 1860, 13th Reg. Rep., 

 Ham. Gr. [Sig. having a plane disc] 



profundus, see Bucania profunda. 



quadrivolvis, see Straparollus quadrivolvis. 



roberti, White, 1862, Proc. Bost. Soc. Nat. 

 Hist., vol. 9, Burlington Gr. [Ety. 

 proper name.] 



rotuliformis, Meek, 1870, Proc. Acad. Nat. 

 Sci., Calciferous Gr. [Sig. wheel - 

 shaped.] 



rotundus, see Pleurotomaria rotunda. 



rudis, Hall, 1876, Illust. Devonian Foss., 

 Ham. Gr. [Sig. rough.] 



rugselineatus,see Cyclonema rugselineatum. 



rugosus, see Straparollus rugosus. 



sinuatus, Hall, 1859, Pal. N. Y., vol. 3, 

 Low. Held. Gr. [Sig. wavy.] 



spergenensis, see Straparollus spergenensis. 



spergenensis var. planorbifoi-mis, see Stra- 

 parollus spergenensis var. planorbi- 

 formis. 



spirorbis, Hall, 1860, 13th Reg. Rep., 

 Ham. Gr. [Sig. spiral- whorl.] 



springvalensis, White, 1876, Proc. Acad. 

 Nat. Sci., Kinderhook Gr. [Ety. 

 proper name.] 



subplanus, Hall, 1852, Stans. Ex. to Gt. 

 Salt Lake, Coal Meas. [Sig. somewhat 

 flat.] 



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

 N. Y., Onondaga Gr. [Sig. furrowed.] 



tioga, Hall, 1876, Illust. Devonian Foss., 

 Chemung Gr. [Ety. proper name.] 



triliratus, Conrad, 1843, Proc. Acad. Nat. 

 Sci., Trenton Gr. [Sig. three-lined.] 



trochiscus, Meek, 1870, Proc. Acad. Nat. 

 Sci., Calciferous Gr. [Sig. wheel- 

 shaped.] 



umbilicatus, see Straparollus umbilicatus. 



uniangulatus, see Ophileta uniangulata. 



vaticinus, Hall, 1863, 16th Reg. Rep. N. 

 Y., Potsdam Gr. [Sig. prophetical.] 



whitneyi, see Straparollus whitneyi. 

 Fusispira, Hall, 1871, Pamphlet. [Ety. 

 fusus, a spindle; spira, a spire.] 



elongata, Hall, 1871, Pamphlet, Trenton 

 Gr. [Sig. lengthened, drawn out.] 



subfusiformis, Hall, 1847, (Murchisonia 

 subfusiforme) Pal. N. Y., vol. 1, Tren- 

 ton and Hud. Riv. Gr. [Sig. some- 

 what spindle-shaped.] 



terebriformis, Hall, 1871, Pamphlet,Cin'ti 

 Gr. [Sig. like an auger or piercer.] 



ventricosa, Hall, 1871, Pamphlet, Trenton 

 Gr. [Sig. bulging out.] 



