51 



Belonging to a small group of a peculiar narrow contracted struc- 

 ture, with thickened lip, of which the Mitra gratiosa, recurva, exilis 

 and mirifica may be ąuoted as examples. 



Mitra lachryma. Mitr. testu ovatd, utringue attenuatd, tenuiculd, 

 spird brevi, subobtusd ; anfractibus superne longitudinaliter subti- 

 Ussime costatd, transversim obsolete elevato-striatd ; albd, maculd 

 grandi aurantio-fuscescente dorso peculiariter pictd; columelld 

 bi- vel tri-plicatd, pUcisfere obsoletis, labro effuso. 



Conch. Icon., Mitra, pi. 32. f. 258. 



Hab. ? 



A small white transparent-looking shell, which may be immediately 

 recognised by the large bro\vii stain on the back of the lašt \vhorl. 



Mitra cimelium. Mitr. testd abbreviato-fusiformi, spira turritd, 

 longitudinaliter costatd, costis superne tuberculatis ; albd, costis 

 infra tuberculis lineis In-evibus nigerrimo-fuscis transversim vivide 

 pictd ; columelld quadriplicatd. 

 Conch. Icon., Mitra, pi. 32. f. 260. 



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

 Avater) ; Cuming. 



The lower portion of the ribs of this species are crossed in a very 

 peculiar manner with short brown parallel lines. 



Mitra TURRiGER. Mitr. testd fusiformi, spird angulato-turritd ; 

 anfractibus superne angulatis, longitudinaliter costatis, costis an- 

 gustis, ad angulum muricato-tuberculatis, interstitiis transversim 

 impressis ; albidd, fascid castaned latiusculd inter costas pictd, 

 columelld ąuadriplicatd. 

 Conch. Icon., Mitra. pi. 32. f. 262. 



Hab. Island cf Ticao, Philippines (found in sandy mud at the depth 

 of six fathoms) ; Cuming. 



A prickly sharply-turreted species, encircled -vvith a brown band, 

 ■\vhich only appears in the interstices between the ribs. 



Mitra celata. Mitr. testu cylindraceo-ovatd, basi contractd, 

 paululum elongatd, spircB suturis subprofundis ; anfractibus longi- 

 tudinaliter costatis, costis angustis, crebris, interstitiis impresso- 

 cancellatis ; lutescente-fuscd, subindistincte albifasciatd ; columelld 

 triplicatd. 

 Conch. Icon., Mitra, pi. 32. f. 265. 



Hab. Cagayan, province of Misamis, island of Mindanao, Philip, 

 pines (dredged from sandy mud at the depth of thirty fathoms) ; 

 Cuming. 



The upper portion of this shell has a peculiar cylindrically short- 

 ened structure, whilst the base is inclined to become elongated. 



Mitra ltjcida. Mitr. testd fusiformi, spird turritd, basi subelon- 

 gato-contractd ; anfractibus longitudinalit r costatis, costis superne 

 tumidis, transversim elegantissimc liratis ; lucido albicante ; colu- 

 melld quinqueplicatd. 



Conch. Icon., Mitra, pi. 33. f. 266. 



