On some und' scribe I Ethiopian Cicndidjc. 360 



Skull ami teeth intermediate in size between those of the 

 lar;^e P. vaillantt and the smaller P. lihyca. 



Dimensions of the type (measured on the spirit-speci- 

 men) : — 



Head and body 245 mm. ; tail 168 ; hind foot 38 ; 

 car 19. 



Skull: condylo-basal length* 55 ; zygomatic breadth 35; 

 interorbital breadth 14'8 ; intertemporal breadth 12*5 ; 

 mastoid breadth 32 6 ; jialatal h-n^th 26*4 ; length of p^ on 

 outer edge G"7 ; transverse diameter of ?«^ 6'9. 



Hah. Sua kin. 



Type. Adult male. B.M. no. 3. 12. 8. 35. From the 

 late Dr. John Anderson's (Collection. Presented by Mrs. An- 

 derson. One S|)eciiuen and a separate skull. 



No doubt most nearly allied to the Egyptian P. lihyca^ 

 but larger. 



LI. — Some undeacrihed Ethiajyian Cicadidas. 

 By W. L. Distant. 



The following descriptions refer to genera and species 

 recently received from various sections of the Etliio|)ian 

 region, and the types of which are contained in the British 

 Museum : — 



Maroboduus, gen. nov. 



? . Head with the front subconically produced and cen- 

 trally longitudinally depressed, about as long as space 

 between eyes, which are large and prominent ; pronotum 

 narrowed anteriorly, the lateral maigins concavely excavate ; 

 mesonotum (including cruciform elevation) a little shorter 

 than head and pronotum together ; abdomen in ? longer 

 than the space between the apex of head and base of cruci- 

 form elevation ; tegmina and wings hyaline ; tegraina with 

 eight apical areas, of which the u|)permost is smallest, the 

 fourth broadly convex at base, thus narrowing the apical half 

 of the second upper ulnar area ; radial area with the lower 

 vein strongly angulated and produced beneath, the ulnar area 

 imnudiately beneath it beini; very wide and apically upwardly 

 recurved ; wings with six apical areas, the u})permost of wiiicli 

 is snbglobose. 



The peculiar venation of the tegmina, especially of the 

 radial area, and the upwardly turned apex of the ulnar area 



Ann. d: Mag. N. Hist. Ser. 9. Vol. v. 25 



