124 



convexiusculi, ultimus medio leviter angulatus ; apertura sim- 

 plex, oblonga, albida. Operc. ? 

 Long. 12, lat. 8 ; apert. long. 7\, lat. A\ mill. 



3. Paludomus sph^ericus. Testa solida, globosa, olivacea, 

 parum nitida, confertim longitudinaliter et transverse striata ; 

 spira depressa, exserta; anfr actus rotundati,fasciatim spiraliter 

 nigro-maculati ; sutura simplex, alba. 



Long. 18, lat. 17 ; apert. long. 15, lat. 12 mill. 



This species is still rounder than P. globulosus, R.., and different 

 in the markings and sculpture : P. globulosus is in the upper part 

 of the whorls slightly angulated ; the whorls of P. sphcericus are 

 round. 



4. Paludomus solidus. Testa ovato-oblonga, solidissima, flava, 

 brunneo-maculata ; spira exserta ; anfractus convexi, spiraliter 

 sulcati, sub lente longitudinaliter striati ; sutura impressa ; 

 apertura crassa, alba, semicircularis. Operculum corneum, ni- 

 grescens, concentrice striatum, nucleo sinistro. 



Long. 19, lat. 14^ ; apert. long. 13, lat. 10 mill. 



5. Paludomus distinguendus. Testa ovata, olivacea, nitida, 

 fasciis nigris fulguratis longitudinaliter picta, spiraliter et 



longitudinaliter striata ; spira exserta ; apertura ovata, cceru- 

 lescens; peristomate nigro, obsolete dentato; margine columellari 

 planato, fasciis nigris, pellucentibus. 



Long. 25, lat. 19 ; apert. long. 18, lat. 12| mill. 



Nearly allied in shape to P. sulcatus, but differing in the sculpture 

 and the inside of the mouth. 



6. Paludomus Cumingianus. T. globosa, solida, olivaceo- 

 fusca, obsolete spiraliter sulcata; spira valde depressa, exserta; 



anfractus ultimus ceteros superans, ad suturam in formam 

 canalis impressus ; apertura magna, obliqua, flavescens, intus 

 albida, lineis nigris undatis langitudinaliter distincta. 

 Long. 33, lat. 34 ; apert. long. 30, lat. 24 mill. 

 Belongs in the same group with P. Gardeneri, R. ; very distinct in 

 the deep channel-like impression on the upper part of the whorl, 

 and in the large size of the mouth. 



7. Paludomus dromedarius. Testa oblongo-ovata, nigra, 

 obsolete spiraliter, longitudinaliter striata ; anfractus con- 

 vexi, ultimus antice valde defiexus ; apertura subcircularis, 

 alba, obsolete dentata, inter dum flavo-cincta. Operculum sub- 

 triangufare, corneum, nucleo laterali dextrorso. 



Long. 29, lat. 21 ; apert. long. 20|, lat. 16 mill. 



8. Paludomus Skinneri. Testa ovata, nigricanti-olivacea, 

 confertim costis squamatis spiraliter cingulata, supra medium 

 obsolete carinata ; apertura semicircularis, alba, intus coeru- 

 lescens. 



Long. 35, lat. 32 ; apert. long. 29, lat. 21 mill. 



