observations on Amblyopinus Jausoiii, &c. 95 



Maxilhr (PL V, £. 7) bilobed; exterior lobe coriaceous, very 

 broad and short, deeply embedded in the stipes, fan shaped, 

 two jointed with the basal joint short, and the terminal very 

 large and densely fringed with long seta; at the apex; inner lobe 

 coriaceous, very small, trigonal, furnished on the inner edge 

 with a dense fringe of long sette. Stipes robust and short, 

 divided longitudinally into two parts, of which the exterior is 

 corneous, and the interior coriaceous. 



Head rather triangular, obtuse in front, with the frontal 

 plate extending over the antenna? and the eyes. Eyes rather 

 small, with the facets few and large, placed at the hinder ex- 

 tremity of a deep recess beneath the frontal plate. 



Pronotum rather large, with an impressed line on the upper 

 and under sides of the margins. 



Scutellum moderate, triangular. 



Elytra very short. 



Abdomen with seven dorsal and six ventral segments, fur- 

 nished at the extremity with robust setose styles. 



Prosternum (PI. V, f. 9 a) membranaceous anteriorly, with 

 the episterna (PI. V, f. 9 b) corneous, posteriorly corneous, pro- 

 duced into a long point between the coxte; epimera not ap- 

 parent; i^rothorax posteriorly membranous with the stigmata 

 large and very conspicuous. 



Mesosternxim (PI. V, f. 9, c) short, elevated in the middle; 

 episterna (PI. V, f. 9 d) humeral and narrow; epimera (PI. V, 

 f. 9, e) very small, rpiadrate, extending to the coxal cavities, 

 connected at their extremity to a small triangular trochantin, 

 the coxal cavities ai-e mere depressions formed anteriorly by 

 the mesosternum and posteriorly by the metasternum. 



Metasternnm (PL V, f. 9, f) short, elevated in the middle, 

 not extending to the sides of the body, produced posteriorly 

 into a truncate process between the coxaj ; episterna (PL V, 

 f. 9, g) narrow, reaching the whole length of the metasternum; 

 epimera (PL V, f. 9, n) narrow, produced beyond the meta- 

 sternum. 



Legs, anterior with the coxa3 prominent, rather rounded and 

 flattened, scarcely conical, tarsi five jointed, dilated and 

 densely pilose beneath in the male. 



intermediate with the coxa; prominent, large, rounded and 



