2 Richard Hagg. 



[54]). The White Nile (Schweinfurth ace. to v. Martens [80], 

 Flower [38]). Victoria Nyanza (Speke ace. to Dohrn [28]). Ahi/s- 

 sinia: Tzana Lake (Heuglin and Steudner ace. to v. Martens [72J 

 Central- Africa (Baker ace. to Adams [1]). Senegal (ace. to Philippi 

 [107], ace. to Jickelt [54]). 



Subfossile: The Libyan desert (Museum of Stuttgart ace. 

 to Jickeli [54]). 



Literature: 



1) Cyclostoma unicolor Olivier 99 (II, p. 39, III, p. 68, Atlas II, pi. 31 

 f. 9). 2) Paludina unicolor (Olivier) 117 (pi. 2, f. 38), 16 (II, pi. 60, f. 7, Texto 

 p. 264), 107 (Vol. 1, p. 117, pi. 1 the figs, not marked with numbers unde 

 fig. 2, not fig. 16), 61 (p. 21, t. 4, f. 12 — 13), 116 (p. 51), 40 (p. 1164), 70 

 202), 71 (p. 97), 73 (p. 20), 50 (p. 11). 3) Vivipara unicolor Olivier 1 (p. 371 

 54 (p. 235, T. VII, f. 30), 87 (p. 116), 38 (p. 970). 4) Paludina biangul 

 Kuster 61 (p. 25, pi. 5, f. 11 — 12), 40 (p. 1165), 70 (p. 203). 5) Paludina uni 

 color Lam. 23 (VIII, p. 513), 90 (p. 91). 6) Paludina aetiops Keeve 111 (Vol 

 14, spec. 60), 41 (p. 565). 7) Paludina polita Frauenfeld 40 (p. 1163), 11] 

 (Vol. 14, spec. 73). 



2. Cleopatra bulimoides (Olivier). 



Alt. ll,i mm. Lat. 6,1 mm. 



Hab. Mahmudia (White Nile). In mud on the depth oi 

 1 metre. April 5 th 1901. Several living specimens. 

 Geographical distribution: 



Lower Egypt (Olivier [99], Dietrich ace. to Merian [90], 

 Zelebor ace. to v. Martens [70], Liebetrut ace. to Jickeli [54], 

 E. Hartmann ace. to v. Martens [70], Eoth [115], Jickeli [54], 

 Stuhlmann ace. to v. Martens [87]). Upper Egypt (R. Hartmann 

 ace. to v. Martens [70], Frauenfeld [41], Mettenheimer ace. to 

 Jickeli [54]). Lower Nubia (Caillaud [16], Sommerville [126]). White 

 Nile (Lepsius ace. to Jickeli [54], Werne and Heuglin ace. to 

 v. Martens [70]). Senaar (Kotschy ace. to Frauenfeld [40]). 

 Blue Nile (Koettlitz ace. to R. Standen [44]). Upper Nile (Klot- 

 Bey ace. to Jickeli [54]). Dongola (Caillaud [16]). Abyssinia 

 (Heuglin ace. to Jickeli [54]). Victoria Nyanza (Speke ace. to 

 Dohrn [28]). Ravuma River (John Kirk ace. to Dohrn [28]). 

 Zanzibar ? (ace. to Jickeli [54]). Angola: Dungo (Wellwitsch ace. 

 to Morelet [93]). Syria: Saida (Gaillardoti ace. to Bourguinat 

 [9]). Asia Minor: Nicaea Lake (ace. to Bourguinat [13]). 



