OF CONCHOLOGY. 205 



Metula trifasciata, Bay of Bengal. 

 Marginella obtusa, Hab. — ?. 

 Mitra mediomaculata, Mauritius. 



" intersculpta, Mauritius. 



k< prcetexta, Hab. — ?. 



" corbicula, Mauritius. 



" interstria'ta, China Seas. 



" dimidiata, Hab. — ?. 



" umbonata, Hab. — ?. 

 Vonus laterculatus, Hab. — ?. 



" submarginatus, Hab. — ?. 



" planiliratus, Hab. — ?. 



" suffusus, N. Caledonia. 



" mitrceformis var. pupaformis, Mauritius. 



' k turritus, South Africa. 



" Floridensis, Florida. 



" tegulatus, China Seas. 



" teyiuisulcatus, Hab. — ?. 



" corrugatus. Hab. — ?. 



" Sowei-byiv&r. subcequalis, China Seas. 



" semisulcatus, Hab. — ?. 



" gemmulatus, China Seas. 



" rarimaculatus, China Seas. 

 Strombus mirabilis, Ceylon. 



List of Additional Species of Land and Freshwater Shells 

 collected by Mr. E. Bartlett in Eastern Peru, with de 

 scriptions of Neiv Species. By Henry Adams. 

 Aperostoma Bartletti, Cyane, nov. gen. of Proserpinida;, 



Cyane Blandiana, Monocondyloea semisulcata. 



Descriptions of Ten New Species of Land and Fresh-water 

 Shells collected by Robert Swinhoe in Qhina and Formosa. 

 By Henry Adams. 

 Helix Christina?, Helix albida, 



" Marietta, Clausilia Bensoni, 



" brevispira, Cyclotus Taivanus, 



" nora, Melaniella brevicula, 



" Constantly, Dreissena Swinhoei. 



Descriptions of Two New Species of African Land Shells. 

 By Henry Adams. 



Helix Damarensis. Ennea ringens. 



Part III. June — December. 



Descriptions of Ten New Species of Land Shells, collected 

 by Mr. W. F. Petterd, of Hobart Town, Tasmania. By 

 John Brazier. 



