PAETULA.— Plate II. 
apex beneath the lens, columella thickened, furnished 
above with a callosity, plicately gibbous, aperture 
obliquely produced, lip callously reflected ; dull yel- 
lowish, lip white. 
Bulimus isabellinus, Pfeiffer, Pro. Zool. Soc. 1846, p. 39. 
Hal. ? 
Of this species also only a single specimen is yet known. 
It is allied to the following, but is essentially distinguished 
by its more oblong form. 
Species 11. (Fig. a, b, c, Mus. Cuming.) 
Parti: la Otaheitana. Part, testa, globoso-conicd, cras- 
sissima, interdum sinistrorsd, umbilicatd, anfractibus 
quinque, convexis, leevibus, apicem versus, sub lente, 
tenuissime impresso-lineatis, columella incrassata, cal- 
lositate scope superne munita, apertura auriculald, labro 
valde calloso ; castaned, aut luted, aut castaneo luteoque 
fasciatd, labro albo. 
The Otaheite Paktula. Shell globose, conical, very 
thick, umbilicated, sometimes sinistral, whorls five 
in number, convex, smooth, very finely impressly 
lineated towards the apex beneath the lens, columella 
thickened, often furnished with a callosity above, 
aperture auriculated, lip very callous; chestnut, or 
yellow, or chestnut and yellow banded, lip white. 
Bulimus Otaheitanus, Bruguicre, Ene. Meth. vol. i. p. 347. 
Helix perversa, Chemnitz. 
Eadem varietas. Partula auriculata, Broderip. 
Iiab. Society Islands. 
An extremely variable species, of which Fig. 13 a, b, in 
the next plate, represents its most slender form, and the 
figures which accompany this description its most gibbous 
state, with callosity, constituting Mr. Broderip’s P. auri- 
culata. 
