272 Zoological Society. 
Conch. Icon., Mitra, pl. 38. f. 325. 
Hab. . 
A very distinct species, from the collection of H. Cuming, Esq., 
concerning which he possesses no information as to its locality. 
Mirra inrausta. Mitr. testd ovatd, solidiusculd, longitudinaliter 
subundato-costatd, transversim impresso-striatd ; incarnato-stra- 
mined, lineis impressis rubido-fusco hic illic exiliter tinctis ; colu- 
melld triplicatd. 
Conch. Icon., Mitra, pl. 39. f. 326. 
Hab. Island of Ticao, Philippines (found under stones at low 
water) ; Cuming. 
The transverse impressed striz are chiefly stained with reddish 
brown where they pass over the ribs. 
Mirra Grata. Mitr. testd ovatd, solidd, spird brevi, acuminatd ; 
levigatd, albd, opacd, epidermide luted indutd ; columelld triplicatd. 
Conch. Icon., Mitra, pl. 39. f. 327. 
Hab. Island of Paros, Grecian Archipelago ; Miller, R.N. 
A stout solid shell, of a peculiar opake marble-white, covered with 
a yellow epidermis. 
Mirra canpipa. Mitr. testd ovatd, subfusiformi, transversim 
crebriliratd, lirarum interstitiis longitudinaliter subtilissimé stri- 
atis ; candidd ; columelld triplicatd. 
Conch. Icon., Mitra, pl. 39. f. 328. 
Hab. La Guayra, South America. 
A white closely-ridged species, in the collection of His Majesty the 
king of Denmark, by whose permission it has been forwarded to me 
for illustration. 
Mirra rustica. Mitr. testa oblongo-ovatd, spird turritd ; anfrac- 
tibus superne angulatis, longitudinaliter costatis, costis subdistan- 
tibus, ad angulum muricato-tuberculatis, transversim puncturatis ; 
albidd, inferné cinered ; columelld quadriplicatd. 
Conch. Icon., Mitra, pl. 39. f. 329. 
Hab. ? 
The upper edge of the ash-colour is slightly marked between the 
ribs with one or two brown dots. 
Mirra coratuina. Mitr. testd subfusiformi, politd, basi subre- 
curvd ; anfractibus transversim obsolete striatis, longitudinaliter 
plicato-costatis ; electro- vel corallio-rubrd, costis albicantibus ; 
columella quadriplicatd. 
Conch. Icon., Mitra, pl. 39. f. 330 a and 8. 
Hab. Island of Masbate, Philippines (found on the sands) ; Cuming. 
This is a beautiful species, some examples having the appearance 
of bright amber, whilst others resemble red coral. 
Mirra LuBens. Mitr. testd elongatd, subfusiformi, basi con- 
tractd, spird turritd; anfractibus superne angulatis, liris parvis 
longitudinalibus et transversis creberrime clathratis ; albidd, apice 
basique rosaceis ; columelld quadriplicatd. 
Conch. Icon., Mitra, pl. 39. f. 331. 
