[hn . 
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3. DESCRIPTIONS OF FIFTY-TWO NEW SPECIES OF THE GENUS 
Mirra, FROM THE CUMINGIAN COLLECTION. 
By Artuur Apams, F.L.S. etc. 
1. Mirra serotina, A. Adams. M. testa oblongo-fusiformi, 
acuminatd, serotind ; spird productd, longitudinaliter plicatd, pli- 
cis confertis, undulatis ; transversim sulcatd, sulcis subdistantibus ; 
apertura antice dilatatd ; columella quadriplicatd, basi contortd et 
recurvd ; labro intus lirato, margine recto, antic subangulato. 
Hab. Marquesas. 
A light orange species, with a produced spire, and the outer lip pro- 
duced and rather angulated anteriorly. 
2. Mirra cratitia, A. Adams. WM. testd oblongo-fusiformi, 
albidd, nitidd, liris elevatis transversis, acutis, et lineis elevatis, 
longitudinalibus, decussatim ornatd ; interstitiis subtilissime lon- 
gitudinaliter striatis ; aperturd intus aurantiacd ; columelld plicis 
quinque instructd. 
Hab. South Africa. 
The shell from which the description is taken is worn, and not in 
good condition, but it appears to be distinct from any species already 
described. 
3. Mirra straminea, A. Adams.  M. testd oblongo-fusiformi, 
stramined ; anfractibus planulatis, liris transversis rugulosis, in- 
terstitiis cancellatis, suturd subcanaliculatd ; aperturd oblongd, 
antice subproductd ; columella plicis quatuor, basi subrecurvatd ; 
labro intus levi. 
Hab. 2 
An oblong, transversely-ridged species, rather faintly cancellated 
between the interstices. 
4. Mrrra rnsients, A. Adams. WM. testd ovato-acuminatd ; spird 
acutd, levi, nitidd, albidd ; anfractibus planis, fascid angustd albo 
fuscoque articulatd, ornatd ; anfractu ultimo antice transversim 
striato ; columelld sinuatd, biplicatd, anticé incurvatd. 
Hab. Rains Island (Mr. Ince). 
This is a very peculiar form, reminding one almost of the genus 
Pusionella of Gray. 
5. Mirra travis, A. Adams. WM. testd oblongo-fusiformi, apice 
acuto, levi, nitidd, albidd ; anfractibus planis, supremis cancel- 
latis, ultimo fascid latd transversd, rufescenti ornato ; columelld 
plicis quatuor, supremis magnis imbricatis. 
Hab. Zanzibar. 
A smooth Oliva-shaped species, with a polished surface, and a red- 
brown band blending into the white of the last whorl ; the plates of 
the columella are imbricate. 
6. Mirra tierra, A. Adams. WM. testd oblongo-ovatd ; spird 
crassiusculd, apice mucronato, rufo, albo strigosd; anfractibus 
