280 Annals of the South African Museum. 



1910 Corbicula radiata, Phil., Bttg., Abh. Senckenb. Naturf. Ges. 



Frankfurt, xxxii. p. 454. A r . 



Type ubi ? 



Halt. TRANSVAAL. Potchefstroom (Miss Livingston). 



BRITISH BECHUANALAND. Witkop (subfossil, Schultze). 



LORENZO MARQUES. Eiver Zambesi (Brancksik). 



Described from Egypt, and recorded from East and Central Africa 

 and Northern Rhodesia. Smith (1904) includes C. tanganikana, 

 Bgt., in the synonymy of radiata, to which Germain (1906) adds 

 C. ny as sana, Bgt. 



GENUS SPH^RIUM, Scopoli, 1777. 

 (Introcl. ad. Hist. nat. p. 397.) 

 ( = Cyclas, Brug., 1792.) 



Type of Genus, S. corneum (Lin.). 



593. SPH^EIUM CAPENSE (Krauss). 



1848 Cyclas capensis, Krs., Stidafr. Moll. p. 7. pi. 1, f. 6. D.F. 

 1854 SpJifsrium capense, Krs., Desh., Cat. Conchif. p. 265. D. 

 1874 Cyclas copenM,Krs.,Jiok. l l 1 aunaN.-O.-Afr.p.291.pl.ll,f.l4. D.F. 

 1877 Sphcerium capense, Krs., Cless., Conch. Cab. p. 93. pi. 10, f. 3-5. D.F. 

 1883 ,, subcapense, Bgt. ( = capensis, Jick.), Bgt., Ann. Sci. 



nat. Paris, xv. p. 133. N. 



1908 ,, capense, Krs. ( subcapense, Bgt.), Neuville & 

 Anthony, Ann. Sci. nat. Paris, viii. p. 338. N. 



Type of capense in Stuttgart Museum ; subcapense in Geneva 

 Museum. 



Hab. CAPE OF GOOD HOPE. Knysna River (Krauss). 



RHODESIA. Makabusi Falls, near Salisbury (Miss Weineck). 



Without knowledge of the types it is impossible to say whether 

 Bourguignat (1883) was right in separating Jickeli's Abyssinian form 

 from capense, Krs., but, judging from the respective figures, there 

 appears to be good ground for his decision. 



594. SPH^RIUM FERRUGINEUM (Krauss). 



1848 Cyclas ferruginea, Krs., Siidafr. Moll. p. 7. pi. 1, f. 7. D.F. 

 1854 Pisum parasiticum, Parreyss, Desh., Cat. Conchif. p. 280. D. 



,, ,, ferrugineum, Krs., Desh., Cat. Conchif. p. 281. D. 



1874 Limosina ferruginea, Krs., Jick., Fauna N.-O.-Afr. p. 293.pl. 11, 



f. 16, 17. D.F. 

 1879 Cless., Conch. Cab. p. 247. pi. 46, 



f. 1-4. D.F. 



