^B Zoological Society. 



spird productd, actiminatd ; anfractibus convexiusculis ; albidd, 

 sparsim rufo-fusco pictd, longitudinaliter costatd, costis nodulosis, 

 interstitiis clathrato-punctatis ; aperturd brevi, antice angustatd, 

 basi productd, tortuosd et recurvd ; columdld quadriplicatd. 



Hab. Marquesas. 



A delicate, small, pale species, with scattered red-brown blotches, 

 and with the interstices between the ribs clathrate-punctate. 



42. MiTRA JuKESii, A. Adams. M. testd ovato-fusifortni; spird 

 acutd, aperturce dimidium cequante ; anfractibus planis, prope su- 

 turas angulatis; albidd, fasciis castaneis transversis ornatd; trans- 

 versim sulcatd, sulcis, prope suturas, profundioribus ; longiiudinO' 

 liter plicatd, plicis obtusis, distantibus, prope suturas nodulosis ; 

 columelld plicis quatuor instructd ; labro intus laevi. 



Hab. North Australia (Jukes). 



This species is intermediate between M. corrugata and M. vulpe- 

 cula, but is distinct from both. 



A3. MiTRA CRENiPLiCATA, A. Adams. M. testd ovato-fusiformi; 

 spird acuminatd ; anfractibus planulatis ; brnnned, longitudinaliter 

 plicatd, plicis crenatis tenuibus ; transversim liratd, liris cequali- 

 bus, confertis, nodulosis ad plicas ; aperturd spiram tequante ; 

 labio postice calloso, antice dilatato ; columelld plicis quatuor in- 

 structd; labro intus dentato-lirato, margine incrassato. 



Hab. ? 



This species belongs to the group named by Mr. Gray Zierliana. 



44. MiTRA CRENiLABRis, A. Adams. M. testd fusiformi; spird 

 aperturam aquante ; anfractibus planis ; fulvd, longitudinaliter 



^^^, substriatd, transversim sulcatd; aperturd oblongd, antice dilatatd ; 

 _;v columelld plicis quatuor, antice i?icurvatd ; labro, in medio, recto, 

 v- margine crenato et incrassato. 



^ Hab. ? 



This Mitra resembles in many particulars M. fulva, Reeve, but in 



all the specimens I have seen the outer lip is thin and smooth in that 



species. 



45. MiTRA CASTANEA, A. Adams. M. testd ovato-fusiformi; 

 .'spird productd ; anfractibus rotundatis ; castaned, nitidd, trans- 

 versim punctata- striatd ; aperturd qudm spira breviore, antice dila- 

 tatd ; columelld plicis quinque. 



Hab. ? 



This species most closely resembles M. badia. Reeve, but the 

 whorls are rounded, and it differs in other particulars. 



46. MiTRA DiCHROMA, A.Adams. M. testd ovato-fusiformi ; spird 

 acuminatd; anfractibus platiis ; suturd canaliculatd, antice castaneo- 



fuscd, postice albidd ; longitudinaliter substriatd, transversim sul- 

 catd, sulcis antice prof undis , aperturd antice dilatatd; columelld 

 plicis quinque instructd, antice productd ; labro intus lirato, mar- 

 gine crenulato. 

 Hab. 1 -i 



