128 PULMONATA. 



Helix pacifica, Pfr. Symb. iii. 66; Mon. Helic. i. 52; Ic. ii. 125. 

 Chemn. ed. 2, Helix, n. 549. t. 88. f. 3-5. 

 Reeve, n. 640. t. 112. 



Hub. Cocos Island, Pacific. 



148. Nanina Nouleti. 



Shell rounded, conic-depressed, umbilicated, chestnut, shining, 

 elegantly striated longitudinally and obliquely, depressed beneath, 

 brighter, nearly smooth ; whorls five to six, depressedly-convex, 

 transversely and very smoothly striolated above ; spire chestnut, 

 slightly exserted, obtuse ; a])erture oblique, lip acute, rather 

 thickened below, whitish, hiding or partially covei-ing the small 

 umbilicus. Lat. 30, alt. 19 mill. 



Hehx Nouleti, Le Guill. in Revue Zool. 1842, p. 13/. 



Pfr. Mon. Helic. i. 69. 



Reeve, n. 405. t. 7/ ? 

 Hab. Viti Islands. 



149. Nanina pusilla. 



Shell minute, thin, depressed, obliquely striated above, whitish- 

 green, more green beneath, slightly polished, perforated ; spu-e 

 of foiu" whorls, nearly flat ; sutm'e deep ; aperture cii'cular ; Up 

 simple. Lon. -J-^, lat. f^ poll. 



Helix pusillus, Gould, Exped. Shells, 1846, p. 19; 1851, p. 40. 



Pfr. Mon. i. 97. n. 239 a. 

 Hab. Sandwich Islands. 



150. Nanina tumulus. 



Shell small, solid, yellowish, orbiculate-pyramidal, nearly level 

 beneath, perforated by a moderate umbilicus ; sjiire elevated, 

 conic-rounded ; whorls six to seven, slightly convex, fun-owed 

 with very oblique striae, the last obtusely angled at the margin, 

 compressed near the aperture ; aperture small, transverse, lunate ; 

 jjcristome simple. Lon. f , alt. ^'o J>o\\. 



Helix tumulus, Gould in Proc. Bost. Soc. 1846, p. 175; Exped. 

 Shells, 1851, p. 62. f. 53. 

 Pfr. Mon. i. 85. n. 204 a. 

 Hab. Feejee Islands. 



151. Nanina lurida. 



Shell globosely-conic, depressed, quite glabrous, bright, livid- 

 chestnut, paler beneath, stee]) towards the minute umbilicus; 

 whorls six, convex, radiately and obtusely striated, the last 



