61 



The tipper edge of the ash-colour is slightly marked between the 

 ribs with one or two brown dots. 



Mitra corallina. Mitr. testd suhfusiformi, politd, basi subre- 

 curvd ; an/ractibus transversim obsolete striatis, longitudinaliler 

 plicato-costatis ; electro- vel corallio-rubrd, costis albicantibus ; 

 coliitnelld cuadriplicatd. 



Conch. Icon., Mitra, pi. 39. f. 330 a and b. 



Hab. Island of Masbate, Philippines (found on the sands) ; Cuming. 



This is a beautiful species, soma examples having the appearance 

 of bright amber, whilst others resemble red coral. 



Mitra iubens. Mitr. testd elongatd, subfusiformi, basi con- 

 tractd, spira turritd ; an/ractibus superne angulatis, liris parvis 

 longitudinalibus et transversis creberrime clathratis ; albidd, apice 

 basicue rosaceis ; columelld guadripUcald. 

 Conch. Icon.. Mitra, pi. 39. f. 331. 



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

 water) ; Cuming. 



The ridges of this very delicate and pretty shell are slightly nodu- 

 lous, and prickly on the angle. 



Mitra patūla. Mitr. testd ovatd, tenuiculd, ventricosiusculd, Ice- 

 vigatd; cinered, fusco hic illic variegatd et nebulatd; columelld 

 ąuadriplicatd ; aperturd ampld ; labro tenui, superne sinuato. 



Conch. Icon., Mitra, pi. 39. f. 333. 



Hab. ? 



Very distinct from any form of the genus I have met with. 



Mitra alveolus. Mitr. testd abbreviato-ovatd, spira suturis pro- 

 /unde impressis ; longitudinaliler subtiliter pUcato-costatd, basi 

 transversim sulcatd ; an/ractibus in/erne aterrimis, superne albis, 

 nigro tessellatis ; columelld cuadriplicatd. 



Conch. Icon., Mitra, pi. 39. f. 334. 



Hab. ? 



A characteristic tessellated species, from the collection of Thomas 

 Nonis, Esq. 



