300 



GASTEROPODA. 



CoNULAKiAverneuilana, Emmons. 1846, Am. 



Quar. Join-. Agr. & Sci., vol. 4, Low. 



Garb. [Ety. proi)ei' name] 

 whltei, Jleek" & "SVorthen, 180.5, Proc. 



Acad. Xat. Set., Waverly Gr. [Ety. 



proper name.] 

 Hyoutiies, Eicbwnld, 1840, Sil. Schk-ht. 



Syst. in Ehstl. 

 aculeatus instead of Tlieca aculeata, and 



it is from the Kinderhoolv Gr. 

 baconi, "Whitfield. 187«. Ann. Kep. Geo. 



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



name.] 

 gi'eii'arius instead of Tlieca gi'egaria. 

 parviiisculus instead of Tlirea pan'ins- 



cula. 

 singulus, Hall, lS7!i, Pal. X.Y., vol. 5, 



pt. 2, Ham. Gr. [Sig' single.] 

 triliratus, Hall, 18711, Pal. N.Y., vol. 5, 



pt. 2, Ham. Gr. [Sig'. three furro«ed.j 

 Stylhii.a, Le.^ueur, ISiO. [Ety. from s(//;o.s, 



a pillar.] 



Sttliola flssurella, Hall, 1843, instead of 



Tentaculites fissurellus. 

 flssurella var. intermittens, Hall, 1879, 



Pal. X.Y., vol. 5, pt. 2, Gennessee 



Slate. [Sig. intermitting.] 

 flssurella var. obsolesoens, Hall, 1S7!», 



Pal. X.Y., vol. a, pt. 2, Ham. Gr. 



[Sig. obsolete.] 

 flssurella var. strigata. Hall, 1879, Pal. 



X.' Y.. vol. o, pf. 2, MarcelUis shale. 



[Sig. fluted.] 

 obtusa, Hall. 1879, Pal. X. Y., vol. 5, pt. 



2, Ham. Gr. [Sig. obtuse.) 

 TENTACULrrES gracilistriatus, Hall, 1879. 



Pal X. Y., vol. 5 lit. 2, Jlarcellus 



shale. [Sig. slender furrowed.] 

 negleetus, Nicholson ct Hinde, 1874, 



(Jan. .Tour., Clinton Gr. [Sig. ne- 

 glected.] 

 oniataa is not an American species. 

 Theca. The species under this genus may 



be referred to Hyolithes. 



CLASS GASTEROPODA. 



Ai:lis, Loven, 1846, Index ^Mollusc, litora 

 Scandin. occid. habit. Refer A. 

 minuta, A. robusta, and A. swallo- 

 vana to the genus Aclisina. 



steri'ii.soiii, sec Aclisina stevensoni. 



Aclisina DeKoninek, 1881, Fanne du 



f'alcaive C'.-irbonifcre de la Belgique 



Ann. (1. i\[us. Koy. irilist. 'Xat., 



tome 6. [Ety. from the genus Aclis. ] 



stevensoni, "Wliitc, 1882 (Aclis steven- 

 soni). Rep. Invert. Foss. Xew ^lex.. 

 Coal jNIeas. [Ety. proper name.] 

 AxTHEACOPUP\, AVhitfie]d,lS81, Am.. Tour. 

 Sci. & Arts, 3d scr., vol., 21. [Ety. 

 anthrax, coal; Pupa, a genus.] 



ohiocusis, A\'hitflel(l, 1881, Am. Jour. 

 Sci. & Arts, ,Sd scr., vol 21, Goal 

 -Jlcas. [Ety. proper name.] 

 Belle itopn ox .-iltcrnodosus, M'bitfield, 1882, 

 Di-sc. X<'W Spec. F(jss., from Ohio 

 Kaskaskia Gr. [Sig. having alter- 

 nate nodes.] 



antiiinatus, AVhitflelil. 1878, Ann. Rep. 

 G<'o. Sur. Wis., Potsdam Gr. [Sig. 

 auti(iuated ] 



bilalii.-itns, ^Vhi^(■ it Whitfield, 1862, 

 Proc. Bosl. Soc. Xat. Hist., vol. 8, 

 Kin(ierhook Gr. [Sig. two ]iii])ed.] 



ex]i]anatus. Hall, 1879, I'al. X. Y., vol. 

 ■5, pt. 2, ( 'hemung Gr. [Sig. spread 

 ont.] 



gibsoui, White, 1882, 11th Rep. Geol. & 

 Xat. Hist.. Indiina, St. Louis Gr. 

 [Etv. ]irci])cr name.] 



lielena'. Hall, 1879, Pal. X. Y., vol. ,->. 

 jit. 2, Ham. (tF. [Ety. mythological 

 name.] 



hyalina, HhII, 1879, P.al. N. Y., vol. fi, 

 pt. 2, Up. Held. Gr. [Sig. of glass.] 



inspeeiosus, "White, 1882, licp. Invert. 



Foss., Xew JFcx., Coal Meas. [Sig. 



not handsome.] 

 Belleeophox lineolatus is from the Kinder- 

 hook Gr. 

 morrowensis, jNIiller & Over, 1878, Cont. 



to Pal. Xo. 2, Hud. Jtiv. Gr. [Ety. 



proper name.] 

 -... nactus, Hall, 1879, Pal. X. Y., vol. 5, 



pt. 2, Cliemung Gr. [Sig. stumbled 



on.] 

 natator instead of Phragmostoma nata- 



tor. 

 pclo]is var. exponens. Hall, 1879. Pal. 



X. Y., vol. 5, pt. 2, Up. Held. Gr. 



[Sig. exposed.] 

 pcrclegans. AYhite & Whitfield, 1862, 



Proc. Bust. S(jc. X^^at. Hist., vol. 8, 



Kinderliook Gr. [Sig. very elegant.] 

 perfiifdtiis, AVlncliell & lilarcy, 18("!(f, syn. 



for Bucania cliicagoensis. 

 jiiiiirtifrnii.i, refer to Bucania puni-tifrons. 

 ■ repertus, Hall, 1S79, Pal. X.Y.. vol. ."i, 



lit. 2, Ham. Gr. [Sig discovered.] 

 rotalinea, Hall, 1879, Pal. X.Y., vol. 5, 



pt. 2 Ham Gr. [Sig. round lined.] 

 rugosiis, Emmons, 1850, Ain GcnL, Utiea 



Sl.iti' Gr. [Sig. rugose.] 

 subii.apillosuB, White, 1879, Bull. U. S. 



<;eo. Sur. Ter., vol. ,">, Carboniferous. 



[Sig. somewhat iiapilhited.] 

 vhicuiatus, ^Vh\U■ and Whitfield, 1862, 



Proc. Bost. See. Xat. Hist., vol. 8, 



Kinderliook (ii-. [Sig. boiuid.] 

 wisciiusineusls. A\'hittield, 1878, Ann. 



Rep. (ieo. Sur. "Wis., Trenton Gr. 



[Ely. proper n.amc] 

 BuCAXTA buelli, "Wlutrteld, 1878, Ann IJcp. 



Goo. Sur. "Wis., Trenton (Jr. [I'^ly. 



l)rope,r name.] 

 ilevonica is from the Upper Hcdd. Gr. 



