PSYCHE. 236 



k'^. Hind margin of pronotum trun- 

 cate ; prozona much longer than 

 metazona. 



Maaieillia n. n. (Note 4). 



i"-. Apical spurs on inner side of hind tibiae 



subequal. . . Acentetus McNeill. 



h -. Disk of pronotum equal or subequal, the 



lateral carinae being strictly parallel or diverging 



only (and slightly) on the metazona. 



/'. Scapular area of tegmina in both sexes 

 dilated, subhyaline, regularly areolate with 

 oblique veinlets. 



J ^ Antennae feebly clavate in ^ , de- 

 pressed but not basally expanded in ? ; 

 supplementary subdorsal carinae on pro- 

 notum. . Amphitornus McNeill. 

 j'-. Antennae apically acuminate in <? , 

 basally expanded so as to be subensi- 

 form in 9 ; no supplementary carinae 

 on pronotum. C/t'/<; McNeill (Note 5). 

 i'^. Scapular area of tegmina in both sexes 

 not at all dilated, of the same density as 

 the other areas. . Amblytropidia Stal. 

 g'^. Antennae but little or not flattened, filiform, gen- 

 erally long ; fastigium more or less excavate or, if 

 rotundate, with distinct lateral costulation ; no median 

 carina on head unless the fastigium is deeply sunken, 

 with high margins ; no supplementary carinae ; face 

 usually subvertical ; lateral carinae of pronotum 

 strongly converging mesially, the pronotum being 

 mesially constricted (Phlibostromae) . 



h '. Face strongly oblique ; eyes oblique ; scap- 

 ular area of tegmina in both sexes broader apic- 

 ally than basally ; prozona much longer than meta- 

 zona, the latter subtruncate posteriorly. 



Alpha Brunner. 

 /; -. Face subperpendicular ; eyes subvertical ; 

 scapular area of tegmina in both sexes broader 

 basally than apically ; prozona and metazona of 

 subequal length, the latter angulate posteriorly. 



