Zoological Society, 259 



Hab. 



An extremely prettily painted species. 



MiTRA coRiACEA. Mitv. tcstd ovatcL, utHnque attenuatd, spird bre- 

 viusculd, acute acuminatd ; anfractibus superne rotundatis, trans- 

 versim impresso-lineatis, interstitiis granosis ; anfractuum parte 

 superiori albidd, infra fuscescente ; columella quinqueplicatd. 



Conch. Icon., Mitra, pi. 29. f. 231. 



Hab. Island of Corrigidor, Philippines (found among coarse sand 

 at the depth of five fathoms) ; Cuming. 



A species of very peculiar character. 



MiTRA VERRUCOSA. Mitr. testa ovatd, subventricosd, spird brevi- 

 usculd, acuminatd ; longitudinaliter concentrice plicatd, plicis tu- 

 berculis parvis prominentibus mucronatis undique armatis ; alba, 

 V fuscescente pallide fasciatd ; columelld quinqueplicatd. 

 Conch. Icon., Mitra, pi. 29. f. 232. 



Hab. Island of Ticao, Philippines (found in sandy mud in deep 

 water) ; Cuming. 



The tubercles with which the entire surface of this shell is covered 

 are quite sharp and prickly. 



Mitra elegans. Mitr. testa oblongo-ovatd, spird acuminatd, $u- 

 turis subprofundis ; longitudinaliter subtilissime costatd, costis 

 angustis, interstitiis eleganter clathratis ; albicante, aut pallidis- 

 sim^ carneo-fuscescente, lined rubrd unicd aut pluribus cingulatd, 

 apicefusco; columelld quadriplicatd. 

 Conch. Icon., Mitra, pi. 29. f. 233. 



Hab. Island of Burias, Philippines (found among coral sand and 

 shells at the depth of four fathoms) ; Cuming. 



This species is well characterized by the very elegant style of its 

 sculpture and by the sharp red lines with which it is encircled. 



Mitra decora. Mitr. testd subfusiformi, basi contractd, spird 

 acuminato-turritd, suturisprofundis; transversim impresso-sulcatd, 

 liris intermediis granulosis, plicisque angustis concentricis subdi- 

 stantibus longitudinaliter ornatd ; alba, balteo aurantio-fusco, an^ 

 fractu ultimo balteis duobus, cingulatd; columelld quadriplicatd , 

 umbilicatd, subcanaliculatd. 



Conch. Icon., Mitra, pi. 29. f. 234. 



Hab. ? 



The form, colour and sculpture of this species are each of peculiar 

 interest. 



Mitra mutabilis. Mitr. testd abbreviate -fusiformi, spird turritd, 

 interdum elevatd, interdum breviusculd, suturis subprofundis ; an- 

 fractibus superne depressis, longitudinaliter concentrice costatis, 

 costis angustis liris subtilibus transversis clathratis ; albidd, oli- 

 vaceo-viridi fasciatd, apice fusco ; columelld quadriplicatd. 



Conch. Icon., Mitra, pi. 29. f. 235. 



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

 and at the depth of about ten fathoms) ; Cuming. 



An extremely variable sj^ecies both in form and colour. 



