348 Bulletin American Museum of Natural History [Vol. LIIf 
Spherium congener Preston, 1912, Rev. Zool. Afric., I, 3, p. 327, Pl. xvu, fig. 2. 
Between Entebbe and Mbarara, southwestern Uganda. 
Spherium courtetti GERMAIN, 1904, Bull. Mus. Hist. Nat. Paris, p. 471; 1908, 
in A. Chevalier, ‘L’ Afrique Centrale Francaise,’ p. 583, Pl. v, figs. 21 and 21a. 
Miangulu, River, a tributary of the Bangoran, in the Mamun Country, French Terri- 
tory of Lake Chad. 
Spherium courtett var. unicolor GERMAIN, 1908, in A. Chevalier, ‘L’ Afrique 
Centrale Francaise,’ p. 584. Mamun Country, with the typical form. 
Spherium courteti var. marginatum GrRMAIN, 1908, in A. Chevalier, ‘L’ Afrique 
Centrale Francaise,’ p. 584. Mamun Country, with the typical form. 
Sphervum hartmanni (Jickeli) =Cyclas hartmanni JickEuiI, 1874, Nova Acta Ac. 
Nat. Cur. Dresden, XX XVII, 1, p. 292, Pl. x1, fig. 15. Nubia. 
Spherium wredaler Preston, 1912, Rev. Zool. Afric., I, 3, p. 328, Pl. xvu, fig. 3. 
Lake Victoria at Kisumu. 
Spherium kigeziense PRESTON, 1912, Proc. Zool. Soc. London, p. 192, Pl. xxx1, 
figs. 1 and la. Kigezi, southwestern Uganda, 6,000 ft., close to the border of the 
Belgian Congo. This may prove to be a Pisidiwm. 
Spherium mohasicum J. Thiele. See p. 349. 
Spherium nawashaense PresTON, 1912, Rev. Zool. Afric., I, 3, p. 328, Pl. xv, 
fig. 1. Lake Naivasha, Kenya Colony. Dautzenberg and Germain synonymize this 
with S. stuhlmanni E. v. Martens. 
Spherium nyanze KE. A. Smith. See p. 350. 
Spherium pharaonum “ Bourguignat”’ Paruary, 1909, Mém. Inst. Egyptien, 
VI, p. 74, Pl. tv, fig. 26. Alexandria, Lower Egypt. 
Spherium stuhlmannt E. v. Martens. See p. below. 
Spherium subcapense Bourcurenat, 18838, ‘Ann. Se. Nat. Zool., (6) XV, p. 133= 
Cyclas capensis JickEL1, 1874, Nova Acta Ac. Nat. Cur. Dresden, XXXVII, 1, p. 
291, Pl. x1, fig. 14. Toquor River near Mekerka, 6,000 ft., Abyssinia. 
Spherium teilhardi Patuary, 1909, Mém. Inst. Egyptien, VI, p. 74, Pl. rv, fig. 27. 
Alexandria, Lower Egypt. 
Spherium victorie KE. A. Smira, 1906, Proc. Zool. Soc. London, I, p. 186, Pl. x, 
fig. 16. Lake Victoria, at Bukoba. 
Spherium vinosum Duruts, 1924, Ann. Soc. Zool. Belgique, LIV, (1923), p. 21= 
Spherium capense SowERBY, 1878, ‘Conchol. Iconica,’ XX, Pl. v, figs. 45a-b. South 
Africa. Not of Krauss. 
Spherium stuhlmanni E.. v. Martens 
Text Figure 75a-d 
Spherium stuhlmanni BE. v. Marrens, 1897, ‘Deutsch Ost Afr., IV, Beschalte 
Weichth.,’ p. 261, Pl. vu, fig. 8 (type locale Smyth Sund near Baca in Lake 
Weiarny: Danie oaeeae AND GERMAIN, 1914, Rev. Zool. Afric., IV, 1, p. 72. 
Lualaba River near Kiabwa and Bulongo (J . Bequaert Coll.). E. v. Martens also 
referred to this species loose valves from Lake Albert and Lake Edward. 
Dautzenberg and Germain also record a var. mutandaensis “Preston” of this 
species, from the Lualaba River at Nyangwe and the Luvua River (collected in both 
localities by J. Bequaert), but we have been unable to find a description of that form. 
Luebo (H. Schouteden Coll.). Moto (L. Burgeon Coll.). 
