Zoological Society. $5 



angustato, basi subrecurvo ; columelld plieis guinque ; labro intus 

 lirato, margine acuta, antice producto subangulato. 



Hah. ? 



A whitish species with a produced acuminate spire, and the short 

 aperture with the hase narrowed ; the outer Up dilated anteriorly. 



36. MiTRA BELLTJLA, A. Adams. M. testd oblong o-fusiformi, 

 albd, nitidd, tnaculis rufis moniliformibus ad suturas ornatd ; 

 transversim sulcatd ; anfractibus planis, supremis cancellatis ; 

 aperturd angustd, antice productd, contortd, et recurvd ; columelld 

 plieis quatuor instructd. 



Hab. Isle of Capul, on the reefs, low water, 

 A small, transversely grooved, polished species, with a necklace- 

 like row of reddish spots near the sutures. 



37. MiTRA ECHiNATA, A. Adams. M. testd fusiformi-turritd; 

 spird acuminatd, albido-carneold, ad apicem rufescente, ad basin 

 fascid latd transversd rufescenti ornatd; anfractibus planis, longi- 



tudinaliter costatd, costis prominentibus , prope suturas echinato- 

 nodulosis, et in/eme subnodosis, interstitiis sulcato-clathratis ; 

 labro intus lirato ; columelld plieis quatuor instructd. 

 Hab. ? 



38. JMiTRA sciTULA, A. Adauis. 3/. testd fusiformi-turritd ; 

 spird acuminata, anfractibus planiusculis, carneold ; punctis rU' 

 fescentibus sparsim pictd ; longitudinaliter costatd, costis undula- 

 tis, Icevibus, subdistantibus ; interstitiis valde clathratis ; aperturd 

 antice angustatd, basi subrecurvd ; columelld plieis quatuor in- 

 structd. 



Hab. China Seas. 



A small, turreted, light-coloured species, with undulating ribs and 

 clathrated interstices. 



39. MiTRA MARMOREA, A. Adams. M. testd fusif ormi-turritd ; 

 spird acuminatd ; anfractibus planiusculis ; olivaced, rufo-fuscd 

 marmoratd, longitudinaliter costatd, costis Icevibus, crassis, superne 

 subnodosis ; interstitiis transversim exaratis ; columelld plieis 

 quinque ; basi subeontortd et recurvd. 



Hab. Tambay, Isle of Negros, coarse sand, 10 fathoms. 

 Greenish, marbled with fuscous ; ribs flat and broad ; interstices 

 with transverse engraved lines. 



40. MiTRA TURRiCTJLA, A. Adams. M. testd fusiformi-turritd, 

 albd, carneo sparsim pictd, anfractibus superne angulatis ; longi- 

 tudinaliter costatd, costis crassis, l(Evibus,distantibus, supra nodosis, 

 interstitiis sulcato-clathratis ; aperturd spiram cequante; columelld 

 plieis quatuor, supremis duabus duplicatis ; basi vis recurvd. 



Hab. ? 



A small, elegant, turreted species, with smooth, thick ribs, and the 

 interstices pvmctate-clathrate. 



41. jMitra pallida, A. Adams. M. testd turrito-fusiformi ; 



