ACRIDTD^E. 777 



Male. Ferruginous. Head blackish above ; tip of the vertex abruptly 

 contracted in the fore part; lateral furrows minute, narrow; front erect, 

 with four well-defined converging keels ; inner keels continuous to the tip of 

 the vertex. Antennae tawny, filiform, black towards the tips, as long as the 

 head and the prothorax together. Prolhorax blackish above, with the 

 exception of two diverging stripes ; middle keel distinct, deeply interrupted 

 by the two transverse furrows ; hind border elongated, hardly angular. 

 Hind femora a little longer than the abdomen ; inner side with a broad 

 black stripe which extends from the base and has beyond it a black band ; 

 the latter extends to the upper side, as does also a branch of the stripe. 

 Hind tibiae black, with two white bands; spines white, with black tips. 

 Fore wings cinereous, with three large blackish patches, which are much 

 excavated and contain some cinereous dots, and are accompanied by several 

 blackish dots. Hind wings pale cinereous, this hue blending with the 

 blackish colour about the exterior border. Length of the body 10 lines; 

 expansion of the fore wings 20 lines. 



a* Sarawak, Borneo. From Mr. Wallace's collection. 



Australia. 

 22. EPA.CKOMIA TERMINIFEBA. 



Fcem. Testacea aut viridis ; caput nigricante interrupte bistrigatum, 

 fastigio subpentagonali, sulcis duobus lateralibus triangularibus, 

 facie nigro binolata ; prothoracis carince laterales nigro ex parte 

 marginalcB ; femora postica intus nigro biplagiata; alee anticce plagis 

 tribus maculis guttisque exterioribus cinereis, plagis tribus costalibus 

 nigris ex parte fuscis ; alee posticae apice nigrce. Var. /3. Vertex 

 rufo bistrigatus ; fades nigro bivittata ; prothorax nigro late quadri- 

 vittatus. 



Female. Testaceous or green. Head with a blackish interrupted 

 streak on each side between the eye and the hind border; tip of the vertex 

 depressed, subpentagonal ; furrow on each side triangular ; front punctured, 

 hardly oblique, with four slight keels which diverge slightly towards the 

 face ; inner keels forming a broad ridge between the sockets of the antennae ; 

 the latter brown towards the tips, longer than the prothorax ; a small black 

 mark on each side of the face. Prolhorax with three slight keels; lateral 

 keels partly bordered with black, diverging much between the second trans- 

 verse furrow and the hind border, which is rounded. Hind femora with two 

 black patches on the inner side. Wings pellucid. Fore wings with three 

 patches, and with several exterior spots and dots which are cinereous and 

 have brown veins; three black partly brown costal patches. Hind wings 

 with black tips; veins black, yellowish white towards the base and along 

 the interior border. Var. /?. Vertex with two red oblique streaks ; a black 

 stripe on each side of the face. Prothorax with four broad black stripes, 

 the outer stripes short. Length of the body 1 1 12 lines ; expansion of the 

 fore wings 24 26 lines. 



a. Swan River, Australia. Presented by Sir J. Richardson. 



