— 52 — 



Ampullaria Libyca, Morelet 38 



— lucida, Parreyss 32 



— Nilotica, Sowerby 40 



— ovata, Olivier 32 



— ovata, Caillaud 32 



— ovum, Peters 36 



— ovum , Philippi 34 



— purpurea, Jonas 35 



— purpurea, Philippi 36 



— Raymondi, Bourguignat 32 



— sinistrorsa, Philippi 39 



— speciosa, Philippi 32 



— subcarinata, Sowerby 40 



— vitrea, L. Reeve 33 



— Welwitschi, Bourguignat 32 



— Wernei, Philippi 32 



Bithinia cyclostomoides, Bourguignat 26 



— Verreauxiana — 26 



Bulimus Cameroni, — 4 



— Spekii, — 4 



— tristis, Jay 36 



Cameronia Spekii, Bourguignit 43 



Cleopatra bulimoides, Jickeli 22 



— Cameroni, Bourguignat 21 



— cyclostomoides, Bourguignat 26 



— Kynganica — 21 



— Laurenti, — 24 



— Letourneuxi, — 19 



— Lhotellerii, — 25 



— Mareotica, — 25 



— Raymondi, — 23 



— Verreauxiana, Jickeli 26 



Cochlea Guinaica, Chemnitz 39 



Cyclosloma carinata, Olivier 41 



Hélix Bolteniana, Chemnitz 41 



— panthera, Férussac 9 



— vitrea, Born 33 



