Freshwater- Shells jrom Central Africa. 147 



2. Trochonanina Jenynsi^ Pfr., var. 



Hah. Kirassa. 



The single specimen differs from the type in having the 

 umbilicus a little larger and the spiral sculpture rather 

 stronger. The keel at the periphery also is somewhat more 

 pronounced. 



3. BxiUimis {R hack is) f sp. 



Hab. Htoni Iliranza. 



Two specimens in poor condition. 



4. Bulimics {Cerastus) ptychaxis^ Smith, var. 



Hah. Huala. 



The specimens from the above locality have the apical 

 whorls somewhat larger than the ty|)e from Ujiji. 



5. Bulimus [Cerastus) Emini, sp. n. 

 Hab. Kidete ; also Htoni Ileranza. 



6. Bulimus {Cerastus) kidetensis, sp. n. 

 Hab. Kidete. 



7. Bulimus (Ena?) Hayiningtoni^ Sowerby. 

 Hab. Kidete, Huala, and Hkata. 



8. Achatina, sp. 



Hab. Huini, Ussagara. 



The two specimens may perhaps be a variety of A. Craveniy 

 Smith ; they differ in the spire being somewhat longer and 

 the body-whorl shorter than in the type. 



9. Limicolaria Cailluudi, Pfeiffer. 

 Hab. Hssanga, Ugogo ; near Huala River j Kirassa. 



10. Limicolaria^ sp. 



Hab. Lake Katue, near Albert Edward Lake. 

 Three specimens in bad condition may belong to L, recti- 

 strigata, Smith. 



11. Stenogyra [Subulina) usagarica, sp. n. 

 Hab. Kidete. 



