Issued by C. G. LLOYD. 



PLATE 81. 



Fig. 1. 



Fig. 3. 



Fig. 4. 



Fig. 2. 



Fig. 5. 



Fig. 1, enlarged. Figs. 2, 3, 4 and 5, specimens in museum at Berlin, collected 

 in Africa by Schweinfurth. 



TYLOSTOMA VOLVULATUM. 



