Zoological Society. 263 
spird brevi, subobtusd ; anfractibus superne longitudinaliter subti- 
lissime costatd, transversim obsolete elevato-striatd ; albd, maculd 
grandi aurantio-fuscescente dorso peculiariter pictd ; columelld 
bi- vel tri-plicatd, plicis fere obsoletis, labro effuso. 
Conch. Icon., Mitra, pl. 32. f. 258. 
Hab. ? 
A small white transparent-looking shell, which may be immediately 
recognised by the large brown stain on the back of the last whorl. 
Mirra cimetium. Mitr. testd abbreviato-fusiformi, spird turrita, 
longitudinaliter costata, costis superné tuberculatis ; albd, costis 
infra tuberculis lineis brevibus nigerrimo-fuscis transversim vivid? 
pictd ; columella quadriplicatd. 
Conch. Icon., Mitra, pl. 32. f. 260. 
Hab. Island of Ticao, Philippines (found under stones at low 
water) ; Cuming. 
The lower portion of the ribs of this species are crossed in a very 
peculiar manner with short brown parallel lines. 
Mirra turRicEeR. Mitr. tesid fusiformi, spird angulato-turritd ; 
anfractibus superné angulatis, longitudinaliter costatis, costis an- 
gustis, ad angulum muricato-tuberculatis, interstitiis transversim 
impressis ; albidd, fascid castaned latiusculd inter costas pictd, 
columella quadriplicatd. 
Conch. Icon., Mitra, pl. 32. f. 262. 
Hab. {sland of Ticao, Philippines (found in sandy mud at the depth 
of six fathoms) ; Cuming. 
A prickly sharply-turreted species, encircled with a brown band, 
which only appears in the interstices between the ribs. 
Mirra ca#iata. Mitr. testa cylindraceo-ovatd, basi contractd, 
paululim elongatd, spire suturis subprofundis ; anfractibus longi- 
tudinaliter costatis, costis angustis, crebris, interstitiis impresso- 
cancellatis ; lutescente-fusca, subindistincté albifasciatd ; columella 
triplicatd. 
Conch. Icon., Mitra, pl. 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. 
Mirra tucipa. Mitr. testd fusiformi, spird turritd, basi subelon- 
gato-contractd ; anfractibus longitudinaliter costatis, costis supern? 
tumidis, transversim elegantissimeé liratis ; lucido albicante ; colu- 
melld quinqueplicatd. 
Conch. Icon., Mitra, pl. 33. f. 266. 
Hab. Philippine Islands; Cuming. 
A delicate transparent. species, of a peculiar elongated fusiform 
growth, 
Mirra typHa. Mitr. testd subelongatd, spird acuminatd ; transver- 
sim subtilissime striata, corned, translucidd, fascid lata ferrugined 
cingulatd ; columelld triplicatd. 
