206 INSECTS OF SAMOA. 



is longer than the tibia, and very narrowly channelled on the upper surface, with 

 the edges uniformly serrate. 



Text-fig. 15. — Hind tibiae of : — (e) Paradibolia indica ; (f) Dibolia occultans ; (g) Megistops 

 quadrinotatus ; (h) Argopistes biplagiata ; (i) Psevdodibolia picea ; (j) Sphaerophyma simoni 

 (k) Sphaerophyma insularum. Figures h, i, and j are of left legs, the others of right legs. 

 i indicates the inner margin, o the outer. 



The above observations are drawn from the following species : 



(1) Diboloides bicolor Jacoby, Proc. Zool. Soc. Lond., p. 553, 1897. S. Africa : 

 Mashonaland (Text-fig. 14a). 



(2) Dibolosoma quadripustulata Jacoby, ibid., p. 560, 1897. Madagascar 

 (Text-fig. 146). 



