308 HAWAIIAN NESOPUPAE. 



second whorl. The rest of the whorls are costate. Last whorl 

 large, rotund, tapering towards the rounded base, scarcely 

 ascending near the aperture. Aperture nearly circular, 

 scarcely oblique, perpendicular, the lip insertions approaching 

 and united by a thin callus. Angular lamella short, lamella- 

 like, united to the outer lip by a thick callus for about half 

 its height and not extending to the parietal margin. Parietal 

 lamella more deeply seated, large, strong, nearly perpendicular 

 to the parietal wall. Columellar lamella strong, transversely 

 seated and slightly slanting downward. Two palatal plicae 

 rather deeply seated, nearly parallel, the lower slightly 

 stronger than the upper. Peristome expanded, its outer and 

 lower margins thin, membranous ; very slightly thickened with- 

 in; columellar margin dilated above the umbilicus. Length 

 1.65, diam. 1.1, aperture, greatest length 0.79 mm. 



Explanation of figures, page 309. 



Fig. 1. Nesopupa newcombi (Pfr.). Typical. 18714BM. Wai- 

 pio, Kauai. 



2. N. newcombi seminulum. 23375BM. Kapua, Hawaii. 



3. 3d, N. newcombi multidentata. Type, 15316BM. Glen 



Ada. 



4. N. newcombi angusta. Type, 20227BM. Kipu, Kauai. 

 4a-4d. N. newcombi interrupta. 44760. Kaelepulu, Kai- 



lua. 



5. N. newcombi interrupta. Type, 42673BM. Waiaha, 



Hawaii. 



6. 60-. N. newcombi interrupta. l 1 /^ miles west of Ka- 



huku. 44761. 



7. N. newcombi disjuncta. Type, 17219BM. Mokuleia. 



8. 8a. N. newcombi gnampta. Type, 12526BM. Lua- 



kaha, Nuuanu. 



9. N. kauaiensis (Anc.). 20608BM. Kipu, below the 



Gap, Kauai. 



10. N. kauaiensis (Anc.). 20730BM. Kipu, slopes of 

 Haupu, Kauai. 



