AFRICAN NESOPUP2E. 361 



as evenly rib-striate, like N. griqualandica, while in the pres- 

 ent form the sculpture is uneven. 



57. XESOPUPA( ?) IOTA (Preston). PL 34, fig. 6a. 



44 Shell minute, ovately pyramidal, thin, white; whorls 5, 

 regularly increasing, the last ascending in front, sculptured 

 with rather coarse, very oblique, transverse striae; suture 

 jBomewhat deeply impressed, labrum sinuous, white, scarcely 

 reflexed, the margins not joined, though it is continued for 

 some distance along the parietal wall ; aperture almost irreg- 

 ularly triangular, furnished with two oblique parietal lamellae, 

 of which the lower is the coarser, a short lamella on the outer 

 lip, a coarse basal denticle, and a coarse oblique lamella on 

 the columella. 



"Alt. 1.5, diam. maj. 1 mm." (Preston). 



British East Africa: between Bumruti and Mount Kenia 

 (collector unrecorded). 



Ennea iota PRESTON, Ann. Mag. N. H. (8), vii, May, 1911, 

 p. 463, pL 11, f. 2. 



This appears, from the figure, to be a Nesopwpa. The 

 sculpture seems more like the Indian than the other African 

 species. It is said to be white ; if so when alive, it is unlike 

 any of the known species. Not seen by the writer. 



Section Insulipupa P. & C. 



58. NESOPUPA CORRUGATA (Preston). PL 34, figs. 12, 15. 

 Shell perforate, small, cylindrical, brownish-bronze color; 



whorls 5, rather convex, the first three rapidly increasing in 

 both length and breadth, the last two in length only, corru- 

 gated throughout, the third and fourth whorls being also ob- 

 liquely, somewhat irregularly and distantly plicate; suture 

 deeply impressed ; umbilicus very narrow ; columella whitish, 

 outwardly and rather erectly expanded, obliquely descending ; 

 labrum also whitish, somewhat sinuous, dilated below, erect 

 and angulated above; aperture subquadrate, armed with a 

 denticle just below the margin of the labrum, and below and 

 to the left of this an oblique curved lamella on the parietal 





