MELVILL AND STANDEN: SHELLS FROM LIFU. Tit 
C. (Casmaria) torquata Reeve.—Three specimens in good 
condition. 
C. (Casmaria) vibex Linné.—Several. 
FaMILy DOLIID4. 
Dolium olearium Brug.—Several medium-sized examples. 
D. perdix Linné.—Several ; one or two very fine. 
FAMILY CYPRAVIDA. 
Ovula ovum Linné.—A large series of very fine shells, one 
of which has been bored for wearing as an ornament. 
O. tortilis Martyn.—One only, a very beautiful specimen in 
fine condition. 
O. (Calpurnus) verrucosa Linné.—Many fine examples of 
this pretty species. 
Cypreea argus Linné.—Many very beautiful specimens, some 
of large size and with great variety of pattern. 
C. carneola Linné.—Common ; variable in size, some being 
exceptionally large. 
C. caurica Linné.—Abundant, but very few specimens in 
good condition. 
C. coffea Gray.—A striking little shell, occurring in consider- 
able numbers. 
C. exanthema Linné.—Several, young and adult, of ordinary 
character. 
C. interrupta Gray.—Several, most of them badly worn. 
C. isabella Linné.—Abundant. 
C. mauritiana Linné.-—-A great number. Some of the adult 
shells are very fine. Many specimens are young, in all 
stages. 
C. microdon Gray.—Abundant. 
C. Rashleighana Melvill (PI. II., figs. 7 and 8).—A few 
specimens of a shell hitherto unique, and considered of 
uncertain locality. The establishment of the particular 
habitat of this species is of considerable interest. We 
