90 MR. A. ADAMS ON THE JAPANESE SPECIES OF LEIOSTUACA. 



oriiata ; anfiactibus normalibus 6, convexis, ultimo amplo, in medio 

 turgidulo, fasciis duabus obsoletis fuscis saepe circumcincto ; apertura 

 oblono'o-ovata, antice producta ac dilatata. 



Hab. Seto-Uchi (Akasi, Mososeki). 



A somewhat tumid species, resembling in form L. turgidula, but smaller 

 and obscurely banded. 



44. Leiostraca crassula, A. Ad. 



L. testa subulato-conica, elongata, crassa, semidiaphana, alba, fascia lata 

 transversa pallide fulva ornata ; anfractibus normalibus 7, planis, ultimo 

 ma^no, subventricoso ; apertura oblonga, antice dilatata, postice acu- 

 miuata. 



Hab. 0-Sima. 



A rather soHd, semipellucid species, obscurely banded with fulvous. 



45. Leiostraca inouinata, A. Ad. 



L. testa teretiuscula, subulata, gracih, nitida, albida, fulvo pallide inqui- 

 nata ; anfractibus normalibus circa 6, suturis callosis, obsoletis, anfractu 

 ultimo subdilatato ; apertura acuminato-ovata. 



Hab. Yobuko. 



A small species, with a broad fulvous stain on the whorls. 



46. Leiostraca scitula, A. Ad. 



L. testa subulata, in medio tumidula, spira attenuata, alba, opaca ; anfrac- 

 tibus normalibus 6, convexiusculis, suturis marginatis, anfractu ultimo 

 amplo, antice acuminato et producto, in medio vix angulato, linea rufa 

 transversa subobsoleta succincto ; apertura elongata, antice et postice 



angusta. 



Hab. Seto-Uchi (Mososeki). 



A white species, with the last whorl large and slightly angulate at the 

 periphery. 



47. Leiostraca spreta, A. Ad. 



L. testa parva, ovato-subulata, teretiuscula, alba, semiopaca, fulvo lato 

 indistincto ad suturas ornata ; anfractibus normalibus planis, ultimo 

 magno, subventricoso, in medio fascia pallida circumcincto ; apertura 

 ovata, antice dilatata, postice acuminata. 



Hab. Yobuko. 



A small, pointed species, with the whorls obscurely banded. 



48. Leiostraca humilis, A. Ad. 



L. testa parva, subulata, subcorapressa, albida, nitida; suturis rufescen- 

 tibus, marginatis ; anfractu ultimo lineis duabus rufis ornato ; apertura 

 elongata, antice dilatata, labio rufo tincto. 



Hab. Uraga. 



A small species, somewhat compressed, and with two transverse rufous 

 lines on the last whorl. 



