138 Mr. A. Adams on new Mollusca from China and Japan. 



6. Alvania Marietta, A. Adams. 



A. testa ovato-turbinata, rimata, tenuicula, fusca; anfractibus 4|, 

 convexis, supremis liris longitudinalibus et transversis concinne 

 cancellatis ; anfractu ultimo liris 8 elevatis transversis, interstitiis 

 ad partem superiorem cancellatis ; apertura subcirculari ; labro 

 simplici. 



Hab. Tsu-Sima; 26 fathoms. Korea Strait ; 46 fathoms. 



7. Alvania concinna, A. Adams. 



A. testa ovato-conica, imperforata, solida, rufo-fuscescente, longitudi- 

 naliter costata, transversim valde lirata ; costis validis, distantibus, 

 interstitiis liris elevatis transversis decussatis ; costis in anfractu 

 ultimo ad peripheriam desinentibus ; basi spiraliter lirata ; aper- 

 tura late ovata ; labro albicante, margine subincrassato. 



Hab. Tsu-Sima ; 26 fathoms. 



8. Alvania ferruginea, A. Adams. 



A. testa ovato-conica, valida, crassa, solida, imperforata, ferruginea, 

 costis validis longitudinalibus nodosis et liris elevatis transversis 

 valde clathrata ; apertura subcirculari ; labro albo, margine in- 

 crassato. 



Hab. Yesso (Hakodadi Bay ; 7 fathoms). 



Genus Capulus, Montfort. 



1. Capulus japonicus, A. Adams. 



C. testa ovata, pileiformi, alba, tenui, epidermide lutescente obtecta, 

 lineis incrementi concentricis corrugata, longitudinaliter radiatim 

 striata; apice spirali, recurvato, ultra marginem posticum pro- 

 ducto; apertura ovata, aperta, margine tenui, regulari, postice 

 reflexo. 



Hab. Mino-Sima ; 63 fathoms. 



When in fine condition, this species is sometimes faintly 



marked with irregular reddish-brown blotches and obscure rays. 



2. Capulus depressus, A. Adams. 



C. testa ovata, pileiformi, valde depressa, tenui, fragili, fasciis latis 

 fuscis obsolete radiatim omata, epidermide fusca concentrice cor- 

 rugata obtecta ; apice spirali, parvo, postice reclinato ; apertura 

 aperta, expansa, margine tenui, membranaceo; intus nitida, albida, 

 calcarea, obsolete radiata aut maculosa. 



Hab. Cape Notoro ; Saghaleen. 



Genus Leucotina, A. Adams. 

 1. Leucotina insculpta, A. Adams. 

 L. testa ovato-conica, rimata, alba, solidula ; spira elata, acuta ; an- 

 fractibus convexiusculis, transversim liratis, liris planis, sequidi- 



