ON THE JIOLLUSCA OF EUEOPE AND EA&TERN NORTH AMERICA. 307 



Pajre. 



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Name of Species. 



Entalis striolata, iS';*. (1851). 



Tectura testudinalis, Miill. . 

 alveus, Cow. 



Lepeta creca, 71/m/^ 



Crepidiila foniicata, L.. 



plana, jS'rty 



couvexa, Sa// 



glauca, Say 



Crucibulum striatum, (Sfly ... 



Cenioi'ia Noachina, L 



lanthina fragiUs, Deshaycs . . . 



Adeorbis costulata, Moll. 



Margarita cinerea, Couth, ... 

 undulata, Sowerby (1838) 



helicina, Fabr 



argentata, Gould (1841). 



ohsouYHi, Couth 



acuminata, Migk. S( Ad.. 



varicosa, Migh. tf- Ad. 



(18^2) 



Trochus occidentalis, Migh. ^• 



Ad :. 



Valvata tricar inata, iS'fl'y(1817) 

 pupoidea, Gould 



Melantlio decisa, Sai/ 

 Amnicola pallida, Hcddeman 



limosa. Say 



granum, Sa;;. 



Pomatiopsis lapidaria. Say . 



Skenea planorbis, FuJn- 



Eissoella ? eburnea, St 



sulcosa, Migh 



Eissoa minuta, Tott. (1834). 



latior, Migh. ^- Ad 



aculeiis, Goidd (184:1) . . 



multilineata, St 



Mighelsi, St 



exarata, St 



carinata, Migh. cf- Ad. . . 



Lacuna vincta, Motit. \lSOS) .. 



neritoidea, Goidd (1840) 



Littorina rudis, Bon. 



tenebro.sa, Mont 



litorea, L 



palliata, Say (1822) 



irrorata, Say 



Scalaria Nov-anglia?, Couth.... 



lineata. Say 



multistriata. Say 



Grcenlaudica, Ck 



s o 



N 



N 

 N 

 N 

 N 

 N 

 N 

 N 

 N 

 N 



N 

 N 

 N 



N 

 N 



N 

 N 



N 



N 

 N 

 N 

 N 

 N 

 N 

 S 

 S 

 N 

 N 

 N 

 N 



N 

 N 

 N 

 N 

 N 

 N 

 N 

 N 

 N 

 N 

 N 

 N 



S 



N 

 S 

 S 



N 



o 



u 



3 



E 

 E 



e' 



E 



E 

 E 



E 



E 

 E 



E 

 E 

 E 



E 



E 

 E 



E 



E 



E 



E 

 E 

 E 

 E 

 E 

 E 



E 



Synonyms and Eeniarks. 



Be.ntulium ahyssoman, Sars 

 (1858), var. 



T. testudiiia/is, var. 



C. furnicaia, var. 



C. fo7'nicata, var. 



G. Puncturella. 



Lam., not Desh. Specific name 



changed to commu7iis{\.ii'l'2). 

 G. Mdlleria. 

 G. Trochus. 

 D-ochus Grcenlandicv.s, Cb. 



(1781). 

 G. Trochus. 



Trochus glaums, Moll. (1842). 

 G. Trochus. 

 Trochus vuricosus, young. 



3f. elegant issima (Bean), S. 

 Wood (1848). G. Trochus. 



V.inscinalis, Miill. (1774), var. 



G. Hydrohia. 

 G. llydrohia, 

 G. Hydrohia, 



G. Ilissoa, 



G. Bi!^soa. One specimen only. 

 Hydrohia ventrosa, Mont. 

 (1803), var. 



R. striata, J. ^Adams (1795). 

 R. striata, var. 



L. divaricata, Fabr. (1780). 

 L. pallidula, Turt. (1827), var. 

 Maton, instead of Don. 

 L. rudis, var. 



L. ohtusata, L. (1766), var. 

 = L. liniata. Low. (1846). 



S. multistriata, var. 



y2 



