a proposed new Genus of G aster op odous Mollusca. 205 



calloso, canali subproducto, ad sinistram inclinato, vaklc recurvo ; 

 labro intus valde lirato. 



Hab. Japan. Coll. Cuming. 



An elegant lineated species, with a series of conspicuous no- 

 dules in the middle of the whorls. 



14. Siphonalia filosa, A. Adams. 



S. testa ovato-fusiformi ; spira elata, acuta, aperturam sequante, pal- 

 lidefulva, lineis transversis filiformibus aurantiacis ornata ; anfrac- 

 tibus 8, convexis, longitudinaliter plicatis, plicis rotundis, vix no- 

 dulosis, in anfractu ultimo obsoletis, transversim liratis, liris con- 

 fertis, aequalibus ; apertura ovata ; labio callo loevi instructo, ca- 

 nali mediocri, ad sinistram inclinato, recurvato ; labro intus lrcvi. 



Hab. China Sea; 14 fathoms. Coll. Cuming. 



A slightly plicate subfusiform species, with the whorls adorned 

 with orange thread-like lines. 



15. Siphonalia ligata, A. Adams. 



S. testa acuminato-ovata ; spira conica, quam apertura breviore, alba, 

 lineis filiformibus pallide aurantiacis distantibus ornata ; anfractibus 

 6, planatis, postice angulatis, longitudinaliter subplicatis, trans- 

 versim valde liratis, liris ad plicas nodulosis, elevatis, distantibus, 

 regularibus ; apertura ovata ; labio tenui, simplici, canali brevi, 

 lato, vix recurvato ; labro postice angulato. 



Hab. Japan. Coll. Cuming. 



A delicate, white species, adorned with elevated pale orange 

 transverse lines, and most nearly resembling S. lineata, Kiener. 



16. Siphonalia grisea, A.Adams. 



S. testa acuminato-ovali, cinerea aut grisea ; anfractibus G, planis, 

 oblique nodcso-plicatis, transversim valde liratis ; liris sequalibus, 

 planis, interstitiis profunde exaratis ; anfractu ultimo magno, serie 

 nodulorum ad peripberiam instructo ; apertura ovata, canali brevi, 

 aperto, recurvato ; labio vix calloso ; labro intus lirato. 



Hab. Simidsu. 



An ashy-grey species, with a series of nodules in the middle 

 of the last whorl. 



17. Siphonalia coins, A. Adams. 



S. testa ovato-fusiformi, pallide fusca ; spira elata, aperturam sequante; 

 anfractibus 8, convexis, postice excavatis, longitudinaliter obtusim 

 plicatis, plicis rotundis, transversim liratis; liris confertis, fili- 

 formibus, subsequnlibus ; apertura ovata, canali elongato, aperto, 

 subrecurvato ; labio lsevi ; labro intus sulcato. 



Hab. Mino-Sima; 63 fathoms. 



An elegant fusiform species, with the whorls finely Urate, and 



