582 MR. KDGAR A. SMITH OS LAlfTD-SHELLS [May 2, 



8. Streptaxis kirki Dohrn. (Plate XXXIII. figs. 7, 8.) 

 Strejitaxis Mrkii, Dohrn, Proc. Zool. Soc. 1865, p. 232 ; Martens 



Weichth. Deutsch-Ost-Afrikas, p. 32. 

 Hab. Zomba Plateau, 5000 feet. 



9. Helicario??^ ntasantjs, sp. nov. (Plate XXXIII. figs. 9, 10.) 



Testa tenuissima, pellucida, alhida, vix nitens, lineis incrementi 

 leviter plicatis striata, depressa, amhiiu suhovata ; spira dtpnsi>a, 

 apice obtuso, prominulo ; anfractus tres, conve.vi, infra suturam 

 depresse marginati, margine subcremdato, idtimus subtus in 

 medio memhranaceus ; apertura fere horizontalis, latissime 

 , lunata. 



Diam. maj. 16 niillim., min. 11, alt. 7g. 



Eab. Mount Chiradzulu, Masuku Plateau, 6000-7000 feet, and 

 Nyika Eange, 7000 feet. 



Very thin, depressed above, membranaceous beneath at columellar 

 margin, with somewhat plicate lines of growth. 



10. Helicarion MASUKUEJfsis, sp. nov. (Plate XXXIII. figs. 

 11,12.) 



TestaH. nyasano minor, minus depressa, rotundior, minus fragilis, 

 infra Jiaud membranacea, lineis incrementi minus plicatis; 

 apertura angustior, margine columellari ad insertionem incras- 

 sato, albo, rejfexo, rimam umbilicalem formante, margine externa 

 callo tenu'lssimo jtincto. 



Diam. maj. 14 milUm., min. 10|, alt. 7. 



Hab. Masuku Plateau, 6000-7000 feet, Nyika Eange, 7000 feet, 

 Mount Chiradzulu and Zomba Plateau, 5000 feet. 



The whorls, as in JI. nyasanus, are three in number, but the 

 spire is a little more elevated. 



11. Kaliella barrakpoeensis Pfeiffer. 



Helix barralporensis, Pfeiffer, Proc. Zool. Soc. 1852, p. 156; 

 Conch.-Cab. ed. 2, p. 415, pi. 147. figs. 20-22; Eeeve, Con. Icon, 

 fig. 816 ; Tryon, Man. Conch, ser. 2, vol. ii. p. 61, pi. xxvi. figs. 57, 

 58 ; God%%-in-Austen, Land & Freshwater Moll. India, vol. i. 

 pp. 2, 19, 146, pis. i., ri., v., xxxviii. 



Heli.v { Trochonanina) pretoriensis, Melvill & Ponsonby, Ann. Mag. 

 Nat. Hist. 1890, vol. vi. p. 469. 



Hab. Mount Chiradzulu. 



Occurring also in North and »South India, Madagascar, Pretoria, 

 S. Africa, and Ashanti. Specimens from these localities, which 

 I cannot in any way separate, are in the Museum Collection. 

 They doubtless have been transported from place to place, as seems 

 to have been the case with the well-known Eulota similans and 

 various species of Subulina and Opeas. 



12. Thapsia mixta, sp. nov. (Plate XXXIII. figs. 13,14, 15.) 



Testa pallide cornea, anguste perforata, depressa, orbicularis, 



nitida, lineis incrementi inconspicuis striisque spiralihus micro- 



