136 



PENTATOMID^. 



Si/nojisis of Genera. 



A. Head rounded anteriorly Bonacialus, p. 136. 



B. Head more or less acuminate. 



a. Head with the latei-al lobes longer than 



the central and meeting beyond it Gui.ielmus, p. 137. 



b. Head with the lobes about equal in length. 



a'. Antennfe sexually diverse ^liomorpha, p. 138. 



b'. Antennae five-jointed, alike in both 



sexes Adeia, p. 139. 



Genus BONACIALUS. 



Bonaeialus, Disf, Entoynoloyist, 1901, p. 346. 



Type, B. dixoni, Dist. 



Distribution. Western India. 



Body elongate ; head large, longer than broad, somewhat broadly 

 rounded in front, distinctly depressed before apex, the lateral 

 margins a little ampliated and recurved, the lateral lobes longer 

 than the central lobe and meeting beyond it, but a little cleft at 

 their apices ; the antenniferous tubercles remote from the lateral 

 margins and distinctly inside longitudinal lines passing through the 

 eyes ; antennae five-jointed, first joint short, incrassated, second 

 joint not reaching apex of head, third shortest ; rostrum reaching 

 the posterior coxoe ; eyes touching the anterior angles of the pro- 

 notum, which is broader than long, its lateral margins a little 

 sinuate, lateral angles rounded ; scutellum more than half the 

 length of abdomen, narrovied towards apex ; cerium with the lateral 

 margins almost perpendicular. 



231. Bonaeialus dixoni, Dist. Entomologist, 1901, p. 347. 



Ochraceous, very coarsely and darkly punctate ; head with the 

 central lobe and base more or less levigate ; pronotum with the 

 margins narrowly levigate, the lateral areas more thickly and the 



-Bonaeialus cVuroni. 



central area much less punctate ; scutellum \\ith a large levigate 

 spot near each basal angle, and a central levigate fascia not quite 



