174 Transactions.— Zoology. 
denticles four. Second lateral rhomboidal ; the anterior margin with five 
denticles. Third lateral versatile, the base emarginate, the middle con- 
stricted, the outer posterior margin with three curved cusps, 
Animal. Rostrum emarginate; tentacles short, slightly tapered, and 
rounded at the ends; the eyes on slight bulgings at their bases; foot short, 
not produced much beyond the operculum ; tail rounded. Body and foot 
brown; tentacles and a band on each side of the head purple; rostrum 
broadly margined with white, and the tentacles minutely tipped with the 
same colour. 
Hab. Greymouth (R. Helms). 
LePropoma CALVA, Hutton. 
The operculum and dentition resemble that of L. pannosa. 
Hab. Greymouth (R. Helms). 
REALIA TURRICULATA, Pfeiffer. PI. xi., fig. n. 
Dentition, 8-1-8. 
Central tooth longer than broad, narrower behind, deeply constricted in 
the middle, the recurved margin with five denticles. First lateral oval with 
a short, rather broad, stalk, and five denticles. Second lateral oval with 
a short narrow stalk and six denticles. Third lateral sub-rhomboidal, 
pointed behind and constricted on the outer margin, with four denticles. 
Operculum oval, of about three rapidly increasing whorls, the last of 
which is rather strongly transversely striated; nucles nearer the centre 
than the margin. 
Hab. Whangarei (Judge Gillies). 
REALIA HOCHSTETTERI, Pfeiffer. 
The dentition and operculum are much the same as in the last species, 
Hab. Auckland (Judge Gillies). 
B. New Species. 
PATULA JESSICA, N. 8. 
| Shell small, diseoidal, widely umbilieated, ribbed ; colour horny, largely 
radiately streaked and clouded with reddish brown, giving a general dark 
colour to the shell. Spire flat or slightly convex, apex often pushed in; 
whorls 44 to 54, very slowly increasing, rounded, with numerous rather 
close ribs, which are strongly sinuated on the upper surface, but straight 
and feebler below; ribs about 86 in the tenth of an inch, the interstices 
strongly striated with growth-lines, and more or less reticulated with 
spirals; suture impressed; umbilicus wide, perspective, showing all the 
whorls; aperture nearly vertical, rotundly lunar; peristome thin, flatly 
angled above, then regularly arched, the margins at right angles. Greatest 
diameter ‘17 ; least :15; length :08 inch. 
Hab. Bealey, Canterbury (Dr. v. Haast), 
