272 Annals of the South African Museum. 
1857 Unio verreauxianus, Lea, Obs.G. Unio, vi. p. 21. pl. 27, f. 16. DF’. 
africanus, Lea, ibid., p. 20. pl. 27, £.15. DF. 
‘ = . », Rve., Conch. Icon. pl. 22, f. 100. D.F. 
1888). ;; s ,, Journ, Acad. Nat. Sci. Phila. iii. p. 300. 
pl 2 eks: eer, 
4 verreaucianus, Lea, ibid. p. 301. pl. 27, f.16. DF. 
1859 =, ~navigioliformis ,, Proc. Acad. Nat. Sci. Phila. viii. 
” ” 
pleas yD: 
; - ¥ i¢ ObsiGs Unio vit, p64. spl 63% at 
124%) oDER. 
1860 __,, 2 i dourn,’ Acad: Nat.Sei.. Philas av: 
p. 240: ph Sin 124.) ee. 
1864 =, natalensis », Proc. Acad. Nat. Sci. Phila. p. 113. D. 
“e - er oo (Obs: 5G.» Unio, xi.ep635. plan 20) et: 
On. J 
1865 ,, navigoliformis ,, Rve., Conch. Icon. pl. 24,f.114. DF. 
1866 ,, caffer, Krs., Rve., Conch. Icon. pl. 41, f. 226. DF. 
natalensis, Lea, Journ, Acad. Nat. Sci. Phila. vi. p. 59. 
pl 20 On Dee. 
1868 __s,, ie 7. ows, Coneh; leon. pleii) £562). 0s. 
verreawianus ,, * = pl 69, f) 8522 200k. 
sy rectilinearis, Sow., Conch. Icon. pl. 65, f. 332. DF. 
1880 ;, caffer, Krs., Crvn., PoZ-Spr 618s” Wy. 
1885  ,, vaalensis, Chaper, Bull. Soc. Zool. Fr. x. p. 480. pl. 11, 
f. 1-3. D.F. 
1889 ,, natalensis, Lea, and verreaux., Charp., von Mts., Sitz.- 
Ber. Ges. Nat. Fr. Berlin, p. 165. Z. 
1891 _,, caffer, Krs., Smith, A.M.N.H. viii.p.317. D.and Synonymy. 
sF », verreauxt, Charp., Smith, zbed. p. 319. N. 
1898 ,, caffer, Krs., var. pentheri, Stur., S.A. Moll. p. 91. pl. 3, 
f, 64) Go: DLP 
1900 Nodularia (Cafferia) caffer, Krs., Simpson, Proc. U.S. Nat. 
Mus. xxii. p. 825. Synonymy. 
Type of caffra in Stuttgart Museum; vaalensis in Ecole des Mines, 
Paris ; zeyhert lost; africanus, natalensis, and verreauxianus in U.S. 
National Museum, Washington; navigioliformis and rectilinearis in 
British Museum; var. pentheri in Naturh. Hofmus. Vienna. 
Hab. “Sovurn Arrica” (cyamus, in coll. Largilliert). 
Navau (Wahlberg). Umsinduzi River, Pietermaritzburg (Burnup). 
Umpingave River (natalensis, McKen). 
TRANSVAAL. Common round Pretoria and in Crocodile River 
(Connolly). Vaal River, Standerton (Miss Livingston). Between 
