260 Annals of the South African Museum. 
Originally described as from the Swan River, Australia. 
von Martens (1897) considers M. bloyeti and mtidissimus, Bgt., to 
be merely varieties of purpureus. 
Famity VIVIPARIDA, Gray, 1847. 
(P.Z.8. p. 155.) 
(= Paludinide, Auctt.) 
Genus VIVIPARA, de Montfort, 1810. 
(Conch. Syst. ii. p. 247, as Viviparus, emend. Dupuy, 1851, Hist. nat. des Moll... . 
qui vivent en France, p. 534.) 
(= Vivipare, Lam., 1809, and Paludina, Lam., 1812.) 
Type of Genus, V. fluviorwm, de Montf. (vivipara, Lin.). 
549. VIVIPARA CAPILLATA, von Frauenfeld. 
1865 Vivipara capillata, Frnfd., P.Z.S. p. 659. D. 
is Verh. Zool. Ges. Wien, xv. p. 533. 
ie] 
pl. 22. DF. 
1877 Paludina * ac erotb, EZ Sop. tld ph i4oi.3, 2, ee 
1907 Vivipara 5 » Kob., Conch. Cab. p.174. pl. 34, f. 5-8. 
DF. 
Type in British Museum. 
Hab. Zvuuvuwannd. Lake Sibayi (Toppin). 
Ruopesia. ? Victoria Falls (Morrell, fide Preston; Dixey and 
Longstaff). 
Lorenzo Marqugss. Rikatla (Junod). 
Originally described from Lake Nyassa. 
550, VIVIPARA PASSARGEI, von Martens. 
1904 Vivipara passarget, von Mts., Die Kalahari, pp. 757 ; 755, {.3. DF’. 
Type—whbi ? 
Hab. BrcHuaNALAND. In marly sandstone at the Letter Tree, 
Botletle (subfossil, Passarge). 
Founded on a single specimen, “similar to the Hast African 
V. unicolor.” ; 
551. VIVIPARA SAMBESIENSIS, Sturany. [S.A.M.] 
1898 Vivipara unicolor, Oliv., var. sambesiensis, Stur., S.A. Moll. 
p: 85. pl. "3,-f 1-6 Derr. 
1905 " densestriata, Prest., Proc. Mal. Soc. vi. p.300,f.2. DF’. 
1907 ie sambesiensis, Stur., Kob., Conch. Cab. p. 172. pl. 33, 
f..15, 16: gear? 
