NATURAL SCIENCES OF PHILADELPHIA. 233 



DESCRIPTIONS OF NEW SPECIES OF LAND SHELLS INHABITING 

 THE SOUTH SEA ISLANDS. 



BY ANDREW GARRETT. 



PupiNA ViTiENSis, Garr., pi. 3, fig. 62. 



Shell imperforate, oblong-ovate, moderately thick, sub-translu- 

 cent, smooth, polished, shining, corneous; spire rather tumid, 

 acutely rounded at the apex ; suture margined ; whorls G, slightly 

 convex, right side more flattened than the left, penultimate equal 

 in size to the preceding 4 whorls ; aperture slightly oblique, bica- 

 naliculate, semicircular ; peristome whitish, thickened, somewhat 

 expanded below ; columella and parietal region concave, margined 

 by an arched rib, the former terminating in a prominent rounded 

 tongue. 



Length Y mill. 



Hah. Viti Isles. (Coll. Phil. Acad. Nat. Sciences.) 



A rare species found among decayed vegetation in damp forests 

 at Gomea Island, where it is peculiar. It is the lirst recorded 

 species from the Viti group. 



Helicina Gomeaensis, Garr., pi. 3, fig. 63. 



Shell depressly trochiform, thin, sub-pellucid, somewhat glossy, 

 under a lens faint, rude, revolving, impressed striae and slight radi- 

 ating lines of growth ; color light straw-yellow, rarely with two 

 broad brownish-red spiral bands ; spire broadl_y conical, apex 

 obtuse ; whorls 5, convex, last one slightly angular at the peri- 

 phery, not deflected in front; basal callus thin, granulate ; suture 

 linearly impressed; aperture diagonal, sub-triangular luniform, 

 white within ; peristome slightlj' labiate, white, under a lens granu- 

 late, flatly expanded, somewhat sinuous above, and angular at its 

 junction with the columella. 



Diam., greatest 10^, height 8 mill. 



Hah. Gomea I., Yiti Isles. (Coll. Phil. Acad. Nat. Sciences.) 



Not uncommon on the foliage of bushes at the above-mentioned 

 island, where it is peculiar. 



PiTYS Maupiensis, Garr., pi. 8, fig. 64. 



Shell umbilicate, sub-discoid, thin, sub-pelliicid, elevately stri- 

 ated, striffi crowded, finer beneath, brownish, more or less tessel- 

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