MELVILL AND STANDEN: SHELLS FROM LIFU. 117 
FamMity MODULIDA. 
Modulus tectum Gmelin.—Several. A small variety. 
FAMILY PLANAXIDA. 
Planaxis virgatus Smith.—Common. 
FamMiIty VERMETIDA. 
Vermetus (Phylacodes) «f/ nodoso-rugosus Lischke.— 
Very few specimens, enabling us only to make a guess at 
the identification. Lischke’s species, however, seems the 
nearest to our form. 
FAMILY ZTURRITELLIDA:. 
Mathilda sinensis Fischer. (PI. IIL. fig. 27.)—One speci- 
men in J. C. Melvill’s collection, received from Mr. 
Hadfield in 1891. White and umbilicate, very exquisite 
in sculpture, but only 6 mills. in length. 
FamMiIty AZELANIIDA. 
Melania Matheroni Gassies.—Abundant. 
M. Rossiteri Gassies.—One or two in Mr. Cairns’ collection. 

Famity LITTORINIDZ. 
Littorina obesa Sowerby.—Common, 
L. (Melaraphe) mauritiana I.am.—Several specimens; a 
small form. 
L. (Melaraphe) undulata Gray.—Several. 
Tectarius miliaris Quoy.—Several. 
FaMiLty SOLARIJD. 
Solarium (Philippia) oxytropis A. Adams.—Several, but 
small. A rare species. 
Torinia infundibuliformis Gmelin. — Several, prettily 
chequered. 
T. perspectivunculum Chemnitz.—Two specimens. 
Famity ZL/7TIOPID. 
Diala A. Adams is included as a sub-genus of Zztopa by ‘Tryon 
and also Paul Fischer, but we are inclined to agree with 
