266 BOURCiUiCiMiiT. 



Randabelia (nov. genus, 1888), Bourguignat 23 



— catoxia, id. 171 



— Hamyana, id. 173 



Reymondia (nov. genus, 1885), Giraud 152 



— Bridouxiana, Bourguignat 158 



— Giraudi, id. 154 



— Horei, id. 153 



— Jouberti, id. 155 



— Monceti, id. 157 



— pyramidalis, id. 159 



Rumella (nov. genus, 1888), Bourguignat 249 



— callifera, id. 251 



— Giraudi, id 253 



— globosa, id. 250 



— Jouberti, id. 254 



— Lavigeriana, id. 256 



— Milne-Edwardsiana, id. 252 



Segmentina Alexandiina, var. Tanganyicensis, Smith 23 



Spekia (nov. genus, 1879), Bourguignat 60 



— Gameroni, id. 67 



— Duveyrieriana, id. 65 



— Giraudi, id. 69 



— Grandidieriana, id. 66 



— Hamyana, id. 70 



Reymondi, Giraud 71 



— zonata, Bourguignat 63 



Stanleya (nov. genus, 1885), Bourguignat 245 



— Giraudi, id 247 



— neritoides, id. 246 



— Smitliiana, id. 248 



Syrnolopsis (nov. genus, 1880), Smilli 139 



— Anceyana, Bourguignat 145 



— Giraudi, id. 146 



— Grandidieriana, id 144 



— Hamyana, id. 142 



— lacustris, Smith 142 



— id. Crosse 144 



— minuta, Bourguignat 147 



Tanganikia (nov. genus, 1885), Bourguignat 80 



— Fagotiana, id. 81 



— Giraudi, id. 84 



— globosa, id. 125 



— Maunoiriana, id. 87 



— opalina, id. 83 



— ovoidea, id. 88 



