INDEX 



TO THE GENERA AND SPECIES DESCRIBED. 



Page. 



Actaeonema, Conrad, 147 



" prisca, Conr., 213 



" striata, Conr., 147 



Alasmodori impressa, An., 157 



" rhombica, An., 158 



Alveinus minuta, Conrad, 138 



Ambloxis, Raf., Ill 



Amnicola similis, Tryon, 219 



" turbiniformis,Tr., 219 



Anculosa, Say, 112 



Ancylus altus, Tryon, 230 



" subrotundatus, Tr., 280 



Angitrema, Hald., 112 



" arraigera, Say, 323 



" Duttoniana, Lea, 323 



" fasciolata, Rve., 323 



" funiculata, Rve., 323 



" geniculata, Hald.,322 



" Jay ana, Lea, 322 



" lima, Conrad, 323 



" rota. Reeve, 322 



" salebrosa, Con. 322 



" stygia. Say, 323 



" subglobosa. Lea, 322 



" Tuomeyi, Lea, 322 



" verrucosa, Raf. 323 



Anodon flava, Anth., 160 



" glandulosa, An., 163 



" imbricata, Anth., 159 



" irisans, Anth., 163 



" micans, Anth., 162 



'* opalina, Anth., 159 



" pallida, Anth., 162 



papyracea, Anth., 161 



*' subangulata. An., 158 



" subinflata, Anth., 160 



Aplodon, Raf., 81 



Architectonica caelatura,C.,144 



Arconaia, Conrad, 234 



lanceolata, C, 234 



Page. 

 Arcoperna filosa, Conrad, 140 

 Ariolimax, Morch, 48 



Avicula annosa, Conrad, 214 

 Axingea duplistria, Conr., 139 

 " inaequistria, Conr.,139 



Buccitriton altum, Conr., 211 



Bulimus fallax, Say, 285 



" Floridanus, Con.,144 



" marginatus, Say, 285 



Bulinus Berlandierianus, 



W. G. Binney, 61 



Campeloma, Raf., Ill 



Cancellaria ellapsa, Conr., 212 



" impressa,Con., 145 



" lirata, Conrad, 145 



" tortiplica,Con., 145 



211 



Carinifex, W. G. Binney, 50 



Ceriphasia, Swainson, 102, 103 



Ceraphasin«, Gill., 99 



Cerithidea, iSwainson, 102 



Cerithium vinctum,Whit., 255 



Chimotrema, Raf, 81 



Cirsostreraa Claibornensis, 



Conrad, 211 



Clionellid^, Stimpson, 62 



Cochliopa, Stimpson, 52 



Cochlespira bella, Conrad, 210 



" engonata, Con.,142 



210 



Coliimbellaturricula,Wh., 261 



Conus alveatus, Conrad, 148 



" subsauridens, Con., 148 



Corbula filosa, C, 137, 145, 212 



Crassatella producta, Con., 139 



" tumidula, Wh., 267 



Cucullsea macrodonta, W., 267 



Cyclas Claibornensis,Con., 146 



381 



