— 381 — 



Ctclostoma acutum Drap. ISj, 

 187, 190, 192, 198. 232, 248 



— catfaroense Pfr. . 190 



— gibbum Drap. . 199, 



213 



— lapidarium Say. 193 



— LemaniBast. 20:i, 206 



— minimum Lôr. . 226 



— simile Drap. . . 188 

 Cylichna alba Br. var. corti- 



cata Beck. ... 2, 298 

 — scalpta Rve 298 



* Ctrena Faujasi Desh. . . . 257 

 Defraivci.\ nobilis Môll. . . 5 



— Vahlii Beck. ... 

 Dextalium lobatiim Soav. . . 304 



— vitreum Sars. . . 304 

 DESEETICOLA (nov. Sect.). 341 



Desmarestia |G.) 184 



Diana (G.) 230 



Diretrostoma (G.) 220 



* Dreyssensia Brardi Brgt. . 259 



Drillta modiola Jan 4 



Drjllocerithium haustelliiin 



Monls. . . 287 

 DBOUETIA (nov. Gen.). . . 74 



Dtbow-skia (G.; 211 



EcROBiA (G.) 198 



* — Cossmaniii Ler. . . 220 

 ELAPHROCONCHA (nov. 



Gon.) 74 



Elona (G.) 192 



Emmekicia (G.) . 187, 203, 204, 217, 

 224, 225 



— candidaNeum. . . 217 



— globulosa Neum. . 217 



— Jenkiana Brus. . . 217 



— patula Bruni. . . 205 



* — Rumana Tourn. . 2l7 



Elassimisea (G.) 187 



EucHins (G.) 20', 2U7 



Et'LOTA fruticum Mûii. . . 333 



— — var. God e- 



tiana Piaget. 333 

 Elmargarita cinerea Coulh. 29, 



302 



EujiARGARiTA ciuerea var. cor- 



nea Knr. . 29 



— — var. grandis 



Morch. . . 302 



— helicina Pb. 27, 3U2 



— groenlandica 



Ch.. 28,303 



— — var. laevior 



M611. 28, 303 



— olivacea Br. . . 29 



EtJPALUDESTRINA (G.) .... 213 



EURYSTBOPHE (nov. Gen . ) . 282 



FERNaNDEZI A (no\. Gou. .] 158 



FICHEURIA (nov. Gen . ) . . . 363 



Fluminicola (G.) 197 



FORBESIA (G ) 199 



F0SS.A.RIA (S. -G.) 331 



FossARULus. (G.) 201,206 



* — Stachei Neum . . 201 



FossARUS (G.) 201 



Frauenfeldia (G.l 214 



Fi'sus borealis Pbil 10 



— bulbaceus Val 11 



— fornicatus Gr 10 



— Laskeyi Macgill. ... 18 



— modiolus Jan. ... 3 



— pleurotomarius Gouth. 6 



— rufus Gld 



— saturnus Mart 11 



— scalariformis Gld . . . 300 



— tornatus Gld. .... 299 



— — — var. nodi- 



fera M. . 10 



— tortuosus Rve . ... 15 



— umbilicatus Sm. ... 17 



GiLLiA (G.) 195, 21! 



Gl.'VDiocerithicm fémoral um 



Monts. . 287 



Glycymeris(G.) 81, 83 



— australis (K et G. 121 



— capricorn( a Hcdl. lOlî 

 cardiiforniisHedl. 93 



— Chemnitzi Dali . 99 



— flabellata T. W. . 91 



— flammea Rve. . . 122 



— Gealei T. et M. . 90 



