304 



GASTEROPODA. 



tectoria, and P. vadosa, are from the 

 Marshall or Kinderhook Gr. 

 Pleurotomaria muralis is from the Tren-r 

 ton Gr. 

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

 S. Geo. Sur. Terr., Coal Meas. [Ety. 

 proper name.] 

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



2. Up. Held. Gr. [Sig. brightness.] 

 perizomata. White, 1882, Rep. Invert. 

 Foss , New Mex., Coal Meas. [Sig. 

 girdled.] 

 quadricarinata instead of P. quadricos- 



tata. 

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

 pt. 2, Up. Held. Gr. [Sig. having 

 four whorls (?).] 

 racinensis, Whitfield, 1878, Ann. Rep. 

 Geo. Sur. Wis., Niagara Gr. [Ety. 

 proper name ] 

 riddelli instead of P. riddlei. 

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

 Ham. Gr [Sig. having wide furrows.] 

 subangulata, refer to Cyclonema suban- 



gulatum. 

 taggarti, Meek, 1874, 7th Rep. Hayden's 

 U. S. Geo. Sur. Terr., Coal Meas. 

 [Ety. proper name.] 

 tenuimarginata, refer to Eotrochus con- 



cavus. 

 tumida, refer to Platystoma grayvillense. 

 Polyphemopsi8 bulimiformis, refer to Buli- 

 morpha bulimiformis. 

 canaliculata, refer to Bulimorpha canali- 



eulata. 

 elongata, refer to Bulimorpha elongata. 

 mel^noides, Whitfield, 1882, Desc. New 

 Spec. Foss., from Ohio, Kaskaskia 

 Gr. [Sig like a Melania.] 

 Porcellia crassinoda, White & Whitfield, 

 1-62 Proc. Bost. Soc. Nat. Hist., vol. 

 8, Kinderhook Gr. [Sig. thick noded.] 

 rectinoda is from the Marshall or Kin- 

 derhook Gr. 

 rotatoria, refer to Goniatites plebei- 

 formis. 

 Pupa bigsbyi, Dawson, 1880, Am. Jour. 

 Sci. & Arts, 3d ser., vol. 20, Coal 

 Meas. [Ety. proper name.] 

 Rafhistoma acutmn. Hall & Whitfield, 

 1877, U. S. Geo. Expl., 40th parallel, 

 Chazy Gr. [Sig. acute.] 

 niagarense, Whitfield, 1878, Ann. Rep. 

 Geo. Sur. Wis., Niagara Gr. [Ety. 

 proper name.] 

 trochiscus, Meek, 1870 (Euomphalus 

 trochiscus), Proc. Acad. Nat. Sci. 

 Calciferous or Trenton Gr. [Sig. 

 a small round ball.] 

 Rotella verruculifera, White, 1882, Rep. 

 Invert. Foss.. New Mex., Coal Meas. 

 [Sig. bearing little eminences.] 



Sc^vogyra, Whitfield, 1878, Ann. Rep. 



Geo. Sur. Wis. [Ety. sccevus toward 



the left; gyrus, a circle.] 

 elevata, Whitfield, 1878, Ann. Rep. Geo. 



Sur. Wis., Low. Mag. Gr. [Sig. 



elevated.] 

 obliqua, Whitfield, 1878, Ann. Rep. Geo. 



Sur. Wis., Low. Mag. Gr. [Sig. 



oblique.] 

 swezeyi, Whitfield. 1878, Ann. Rep. 



Geo. Sur. Wis., Low. Mag. Gr. [Ety. 



proper name ] 

 Soleniscus brevis, White, 1882, Rep. In- 

 vert. Foss., New Mex., Coal Meas. 



J Sig. short.] 

 planus, White, 1882. Rep. Invert. Foss., 



New Mex., Coal Meas. [Sig. flat.] 

 Straparollus barrisi, and S. macrompha- 



lus from the Marshall or Kinderhook 



Gr. 

 planispira, S. quadrivolvis, S. spergen- 



ensis, and 8.. spergenensis var. planor- 



biformis, refer to Euomphalus. 

 utahensis, Hall & W T hitfield. 1877, U. S. 



Geo. Expl., 40th parallel, Waverly 



Gr. [Ety. proper name.] 

 Strophites, Dawson. 1880, Am. Jour. Sci. 



and Arts. [Ety. from the genus Stro- 



phia.] 

 grandfevus, Dawson, 1880, Am. Jour. Sci. 



and Arts, 3d ser., vol. 20, Devonian. 



[Sig. old aged.] 

 Strophostylus cvclostomus var. disjunct- 



us, Hall, 1879, 28th Reg. Rep., 



Niagara Gr. [Sig. disjoined.] 

 obliquus, S. ovatus, and S subglobosus, 



are from the Corniferous limestone. 

 Subulites gracilis, S. A. Miller, 1882. Jour. 



Cin. Soc. Nat. Hist., vol. 5, Niagara 



Gr. [Sig. slender.] 

 Tremanotus is a syn. for Bucania. The 



supposed openings on the cast repre- 

 sent the spines upon the back of the 



anterior part of the last whorl of the 



shell, and the fossil is a true Bucania. 

 alpheus, syn. for Bucania chicagoensis. 

 Trochita carbonaria from the Kaskaskia 



Gr. 

 Trochonema beloitense, Whitfield, 1878, 



Ann. Rep. Geo. Sur. Wis., Trenton 



Gr. [Etv. proper name.] 

 beachi. Whitfield, 1878, Ann. Rep. Geo. 



Sur. Wis., Trenton Gr. [Ety. proper 



name.] 

 Turbo huronensis, Castelnau, 1843. Not 



recognized, 

 shumardi, de Verneuil, 1846, Bulletin de 



la Soc. Geol. de France, Up. Held. 



Gr. [Ety. proper name.] 

 Turritella schokariensis, Castelnau, 1843. 



Not recognized. 



