MELVILL AND STANDEN: SHELLS FROM LIFU. 283 
and large for the size of the shell, six at the penultimate, nine 
on the last whorl, and less in proportion (e.g. four in the ante- 
penultimate) on the other whorls. Mouth narrow. Sinus large 
and hollowing across the outer lip; which is somewhat thickened 
and obscurely toothed within. Very rare. (opofwpa, a 
thatched roof). 
M. stibarochila sp. nov. (PI. IX., fig. 19). 
M. testa angusta, fusiformi, crasstuscula, anfractibus sex, 
guorum auobus apicalibus, pallidé brunnets, subvitrets, 
ceteris brunneo-ochracets, ventricosulis, longitudinaliter 
crassicostatts, costis albidis, transversim tenutliratis, inter- 
dum, stcut ad peripheriam anfractus ultimt, lirts crasstoribus, 
apertura oblonga, sinu amplo, labrum semt-effodtente, labro 
extus percrasso, ochraceo, superné albo-vittato, columella 
plana ochraceo-brunnea. 
Lone. 5, Lat. 2 jill. 
A small stoutly-built solid species, six whorled, of a lively 
ochraceous brown, fading into white across the ribs. Some of 
these are much thickened and crossed by lirze, of which a few are 
stronger than the others. The mouth is narrowly oblong, sinus 
wide and half extending across the very thick outer lip which 
is particoloured, white above, ochre below, the columellar mar- 
gin clear ochraceous brown, simple. 
The only specimen was in the first consignment (1891) of 
shells from Mr. Hadfield. (c7éPapos thick xetAos lip). 
M. thalycra sp. noy. (Pl. IX., fig. 20). 
M. testa parva, nitida, fustiformi, ad apicem attenuata, an- 
Jractibus septem, turritis, ventricosults, albidis, ad suturas 
tifra et supra, spiraliter ochraceo-vittatis, et ad medium 
anfractus ultimt stmili modo ochraceo-cinctis, longitudinaliter 
obtusicostatis, costis incrassatis, paucis, transversim spiraliter 
sub lente tenutstriatis, apertura oblonga, labro exteriore recto, 
interdum obscuré denticulato, columella ochraceo-tincta, 
stmplice. 
Long., 6, Lat., 1°75 mill. 
