620 



BIBLIOGRAPHY OF 



[part I. 



Xo. 





No. 





190 



Limnaea macrostoma Say. 



232 



Margarita undulata Sowb. 





L. acuminata Ad. 





Turbo incarnatus Couth. 



200 



modicellus Say. 



233 



Littorina palliata Gould. 



201 



timbilicata Ad. 





Turbo palliatus Say. 



202 



Ancylus fuscus Ad. 



234 



rudis Gould. 



203 



rivularis Say. 





Turbo ohligatus Say. 



204 



Valvata pupoidea Gould. 



235 



tenebrosa Gould. 



205 



tricarinata Say. 





Turbo vestilus Say. 



203 



Paludina decisa Say. 



236 



Lacuna neritoidea Gould. 



207 



Amnicola porata Say. 



237 



•vincta Gould. 



208 



Natica canalictilata Gould. 





L. pertusa Conr. 



209 



clausa Brod. 



238 



fusca (var.) Ad. 





N. consolidata Coutli. 



239 



Cingula aculeus Gould. 



210 



duplicata Say. 





Turbo aculeus Ad. 



211 



flava Goidd. 



240 



minuta Gould. 



212 



heros Say. 





Turbo minuta Totten. 



213 



immaculata Totten. 



241 



Turritella erosa Couth. 



214 



pusilla Say. 



242 



interrupta Totten. 



215 



triseriata Say. 



243 



Pyramis striatula Couth. 



216 



(sp. ind.) 



244 



Odostomia exigua Gould. 



217 



Jantliina fragilis Brug. 





Jaminia exigua Couth. 



218 



Velutina laevigata Gould. 



245 



fusca Gould. 





V. r up i cola Conr. 



246 



producta Gould. 



219 



zonata Gould. 





Jaminia producta Ad. 



220 



Sigaretus haliotoideusZam. 



247 



seminuda Gould. 





Oxynoe glabra Coutli. 



248 



trifida Gould. 



221 



Tornatilla puncto-striata 





Acteon trijidus Totten. 





Ad. 



249 



Cerithium Emersonii Ad. 



222 



Vermetus lumbricalis Lam. 



250 



Greenii Ad. 



223 



Skenea serpuloides Fleiii. 



251 



nigrocinctum Ad. 





Delphinula serpuloides 



252 



terebrale Ad. 





Ad. 



253 



Sayi Mke. 



224 



Scalaria Grcenlandica GUI. 





C. reticulaium Totten. 





S. subulata Couth. 



254 



Pleurotoma decussata Cth 



225 



lineata Say. 



255 



bicarinata Couth. 



22(3 



multistriata Say. 



256 



plicata Ad. 



227 



nov-angliae Couth. 



257 



Cancellaria Couthouyi Jay 



228 



Margarita cinerea Gould. 





C. buccinoides Couth. 





Turbo cinereus Coutli. 



258 



Pusus bamffins F/em. 



229 



argentea Gould. 



259 



decemcostatus Say. 



230 



arctica Leack. 



260 



harpularius Couth. 





Turbo inflatus Totten. 



261 



islandicus Mart. 



231 



obscura Goidd. 





F. corneus Say. 





Turbo obscurus Couth. 



262 



muricatiis Brown. 



