53 



Hab. Island of Capul, Philippines (found under stones tit low 

 water) ; Cuming. 



The sculpture of this species is of a somewhat sirailar character to 

 that of the Mitra tornata. 



Mitra amabilis. Mitr. testd ovatd, crassiusculd, spird obtiiso- 

 depressd ; anfractibus subrotundatis , longitudinaliter costatis, 

 transversim impresso-sulcatis ; cinereo-grised varie albifasciatd ; 

 columelld ąuadriplicatd ; aperturd breviusculd, intus fuscd. 



Conch. Icon., Mitra, pi. 33. f. 274. 



Hab. Islands of Ticao and Philippines (found under stones at low 

 water) ; Cuming. 



A pretty species, handed alternately with ^vhite and ashy grey. 



Mitra purpurata. Mitr. testd ovatd, utrinąue attenuatd, spird 

 breviusculd, subturritd ; anfractibus ad suturas plano-angulatis, 

 longitudinaliter costatis, costis numerosis, angustis, prominentibus, 

 interstitiis impresso-cancellatis ; fusco-purpured, zond angustd 

 albd cingulatd ; columelld guadriplicatd. 



Conch. Icon., Mitra, pi. 33. f. 275. 



Hab. Island of Capul, Philippines (found under stones at low 

 w'ater) ; Cuming. 



The whorls of this shell being flatly angulated at the suturės, give 

 a turreted character to the spire. 



Mitra puella. Mitr. testd rotundato -ovatd, spird brevi, subob- 

 tusd, suturis impressis ; anfractibus transversim subtilissime stri- 

 atis, anfractus ultimi parte inferiori minute nodiferd; aterrimd, 

 anfractuumparte superiori maculis niveis pyriformibus, concentrice 

 dispositis, conspicue ornatd ; columelld triplicatd ; labro intus den- 

 ticulato. 



Conch. Icon., Mitra, pi. 34. f. 276. 



Hab. Island of St. Thomas, West Indies ; Gruner. 



The pyriforra white spots which encircle the upper portion of each 

 whorl exhibit a striking contrast with the jet-black ground of the 

 shell. 



Mitra gratiosa. Mitr. testd elongatd, subcylindraced, liris pro- 

 minentibus minutis creberrime decussatd ; fuscd; columelld guingue- 

 plicaid, labro subincrassato. 

 Conch. Icon., Mitra, pi. 34. f. 277. 



Hab. Gallapagos Islands (found among coral sand at a depth of 

 about seven fathoms) ; Cuming. 



A narrow cylindrical shell, with beautifully decussated sculpture, 

 and of an uniform brown colour. 



Mitra mirifica. Mitr. testd elongatd, gracili, subcylindraced, 

 basi recurvd, liris minutissimis creberrime decussatd; rosaced, 

 subpellucidd, zonuld angustd albidd cingulatd; columelld sexplicatd, 

 labro subincrassato. 



Conch. Icon., Mitra, pi. 34. f. 278. 



