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planiusculis, transversim subsulcatis ; columelld plicis quinque ; 
labro intus rufo. 
Hab. Philippines. 
Several specimens of this species, all agreeing in form, were col- 
lected by Mr. Cuming ; but one only retained the natural colour of 
the surface. 
7. Mirra TIARELLA, A. Adams. MM. testd oblongo-ovatd, fused, 
nodulis albis, ad suturas coronatd, longitudinaliter subplicatd, 
transversim liratd, interstitiis valdé punctatis ; columelld plicis 
quatuor ; labro margine crenulato. 
Hab. Island of Ticao, sandy mud, 6 fathoms. 
This small, brown-coloured species is beautifully crowned, in adult 
specimens, with a diadem of white nodules at the suture of the whorls. 
8. Mirra piera, A. Adams. WM. testd oblongo-fusiformi, ob- 
scuro-fuscd, lineis pallidulis transversis prope suturas, albidd, 
maculis rufis, ornatd ; levi; spird acuminatd ; anfractibus sep- 
tem, planulatis ; aperturd subdilatatd, intus albd ; columelld pli- 
cis quatuor, albis, obliquis, instructd, anticé subintortd. 
Hab. Australia. 
This species partakes somewhat of the character of M. sacerdo- 
talis. 
9. Mirra tucruosa, A. Adams. WM. testd oblongo-fusiformi, 
obscuro-fuscd, fascid unicd pallidd transversd ornaté; spird 
acutd, anfractibus planulatis, transversim liratd ; interstitiis 
valde clathrato-punctatis ; aperturd oblongo-ovatd ; spird bre- 
viort ; labio crassiusculo ; columelld plicis quatuor salientibus. 
Hab. China Seas. 
This species was obtamed during the voyage of H.M.S. Samarang. 
10. Mirra rnscunpra, A. Adams. WM. testd ovato-fusiformi ; 
spird brevi, acutd; aperturd breviori; anfractibus planulatis, 
pallidé fuscd, maculis rufis, longitudinalibus, variegatd ; cingillis 
integris, acutis, prominentibus, equidistantibus ; liris intermediis 
submoniliformibus ; interstitiis longitudinaliter valdé sulcatis ; 
aperturd elongatd ; columelld plicis tribus ; labro acuto margine 
crenulato. 
Hab, Ceylon (Dr. Gardner). 
This species also belongs to the same group as M. cingulata. 
11. Mrrra exarata, A. Adams. M. testd ovato-fusiformi ; spird 
aperturam equante ; anfractibus subrotundis ; suturd subcanalicu- 
latd, olivaced, fasciis duabus pallidis transversis, longitudinaliter 
costatd ; costellis equalibus, subdistantibus ; interstitiis lineis in- 
sculptis, profundis, transversis ;. columelld plicis tribus, validis, 
instructd. 
Hab. Bais, island of Negros, coarse sand, 7 fathoms. 
The most characteristic feature of this species is the sculpture be- 
tween the ribs, consisting of deep, engraved, transverse lines. 
. 
[hn 
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oF. 
