588 MB. EDGAR A. SMITH ON LAT^-D-SHBLLS [May 2, 



31. CuEVBLLA NYASAKA, sp, nov. (Plate XXXIII. fig. 44.) 



Testa elongata, ovato-conoidea, albida, suhpelludda, anguste um- 

 hilicata, lineis incrementi valde curvatis costuliformibus sculpta ; 

 spira elongato-conica, ad apicem ohtusa ; anfractus 6-6|, 

 convexiusculi, regulariter lente crescentes, sutura leviter ohliqua 

 sejuncti ; apertura ovata, superne acuminata, longit. totius \ 

 suhcequans ; peristoma tenue, margine deoctro in medio pro- 

 minente curvato, ad suturam valde recedente, eolumellari ohliquOf 

 valde expanso et rejlexo. 



Longit. 12| millim., diam. 6| ; apertura 6 longa, 3 lata. 



Hah. Mount Chiradzulu, Masuku Plateau, 6000-7000 feet; 

 Nyika Eange, 7000 feet. _ 



Var. Testa typo major, latior, spira breviore, anfractihus 

 superioribus brevioribus. Longit. iSg millim,., diam. 11. 



Hah. Zomba Plateau, 5000 feet. 



This species may prove to be the same as Hapalu^ conoideus of 

 Martens ^ but, judging from the figures, it seems to be longer and 

 narrower, with a more produced and less pointed spire. 



32. CuETELLA WHTTEi, sp. nov. (Plate X X XIII. fig. 45.) 



Testa elongata, ad apicem obtusa, im'perforata, tenuis, pallide 

 straminea, nitida, tenuissime arcuatim striata ; anfractus 6-7, 

 convexiusculi, sutura ohliqua sejuncti, ultimus elongatus; apertura 

 perpendicularis, inverse auriformis ; peristoma tenue, simplex, 

 margine eolumellari reflexo, appresso, dextro prominente, 

 curvato. 



Longit. 12g millim., diam. 4^ ; apertura 4^ longa, 2 lata. 



Hab. Mount Chiradzulu and Zomba Plateau, 5000 feet. 



Martens writes concerning this species : — " Distinct from all 

 my species by its slender form ; C. delicata the nearest, but also 

 somewhat broader than yours." 



33. SuBTJLiNA cHiRADZULTJENSis, sp. nov. (Plate XXXIII. 

 fig. 46.) 



Testa elongata, imperforata, pallide cornea, tenuis, suhpelludda, 

 lineis incrementi tenuihus ohliquis striata, nitida ; spira medio- 

 criter acuminata, ad apicem submamillata ; anfractus 9, sensim 

 crescentes, leviter convexi, infra suturam linea angusta pellucida 

 marginati ; apertura inverse auriformis, longit. totius | paulo 

 superans ; columella arcuata, antice oblique truncata ; labrum 

 simplex, tenue. 



Longit. 18 millim., diam. 5. 



Hah. Mount Chiradzulu. 



Allied to S. subcrenata Martens. The lines of growth 

 somewhat strong below the suture, producing a subcrenulatei 

 appearance. Prof. Dr. E. von Martens {in litt.) informs me that 



1 Beschalte Weichthiere Deutsch-Ost-Afrikas, p. 129, pi. v. fig. 14. 



