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Figs. 1-2. Melanoides langi Pilsbry and Bequaert. :‘Tshopo River. Type 
(Fig. 1) and paratype. 
Fig. 3. Melanoides langi zambiensis Pilsbry and Bequaert. Zambi. Type. 
Figs. 4-5. Melanoides depravata (Dupuis and Putzeys). Iibombo, Lualaba 
River. us : 
Fig. 6. Melanoides nsendweensis megalobasis Pilsbry and Bequaert. Tshopo 
River near Stanleyville. 
Figs. 7-8. Melanoides nsendweensis (Dupuis and Putzeys). Nsendwe. 
Figs. 9-1i. Melanoides nsendweensis consobrina (Dupuis and Putzeys). Kindu, 
Lualaba River. 
Fig. 12. Melanoides nsendweensis megalobasis Pilsbry and Bequaert. ‘Tshopo 
River near Stanleyville. Type. 
Fig. 13. Melanoides nsendweensis soror (Dupuis and Putzeys). Nsendwe. 
Topotype | 
Fig. 14. Melanoides wagenia Pilsbry and Bequaert. Brook near Falls of the 
- Congo. Type. 
Figs. 15 and 16. Melanoides wagenia tshopoicola Pilsbry and Bequaert. Tshopo 
River. Type (Fig. 15) and young paratype. 
Figs. 17-18. Melanoides bavayi (Dautzenberg and Germain). Photographic 
reproduction of original figures. 
Fe. 19. Melanoides crawshayi (E. A. Smith). Lake Moero. 
Figs 20-22. Melanoides mweruensis (E. A. Smith). Lake Moero. 
Fig. 23. Melanoides nyangweensis Dupuis and Putzeys). Nyangwe. 
