658 CATALOGUE OF 



more rounded. Prosternal spine pale testaceous, thick, oLlique, exlendingr 

 to the inesosternum. Hind femora as long as the abdomen, with a black 

 stripe on the outer side and with three black patches on the inner side; 

 hind tibiae red, a little shorter than the hind femora ; spines black, red at 

 the base. Fore wings cinereous, as long as the body, with a testaceous 

 pale-veined stripe near the interior border ; veins elsewhere ferruginous. 

 Hind wings pellucid; veins mostly black. Length of the body 12 lines ; 

 expansion of the fore wings 26 lines. 



6. Heteracris cognata. 



Foem. Viridis ; vertex anlice prominulus ; frons vix carinata ; antennce 

 fulva:, apice picea ; prothorax vix carinatus, vitta lata ferruginea 

 nigricanle marginata ; prosterni spina robusta, subarcuata, ineso- 

 sternum non attingens ; alee anticce abdomini cequilongce, gtittis plu- 

 rimis nigricante marginatis nonnunquam cinereis ; alee posticce sub- 

 cinerece, nigra venosce. 



Female. Green, partly and more or less testaceous when dry. Head 

 smooth ; vertex prominent in front; front punctured, hardly keeled. Eyes 

 piceous, elliptical. Antennae tawny, piceous towards the tips. Prothorax 

 scabrous, with a very slight dorsal ridge, with the usual four transverse 

 impressed lines, and with a broad ferruginous blackish-bordered stripe ; 

 fore border rounded ; sides slightly rounded ; hind border nearly straight. 

 Prosternal spine stout, slightly curved and oblique, not extending to the 

 mesosternum. Hind femora longer than the abdomen and than the hind 

 tibiae, the latter with stout black-tipped spines. Fore wings shorter than 

 the abdomen, with many blackish-bordered and sometimes cinereous dots ; 

 veins inostly pale. Hind wings slightly cinereous; veins black, tawny at 

 the base and along the interior border. Length of the body 23 — 24 lines ; 

 expansion of the fore wings .30 — 34 lines. 



rt, b. Natal. From M. Gueinzius' collection. 



7. Heteracuis basalts. 



^las. Rufescens, gracilis ; caput et prothorax vitta lata ferruginea nigra 

 marginata vittisque quatuor Jlavis ; caput strigis dtiabus lateralibus 

 iiigris, fastigio transverse subelliptico ; anlenn<e picece : prothorax 

 subtiliter scaber, vix carinatus ; prosterni spina crassa, pallidissime 

 Jlava, non atlenuata ; abdomen vitta lanceolata maculisque transversis 

 lateralibus piceis ; femora postica Jlava extus nigro vittata, intus 

 nigra trimaculata ; tibia posticee fnlvce, spinis apice nigris ; alee 

 anticce cinerece^ carpore paulla breviores, gultis punctisque subcos- 

 talibus nigris. 



Male. Reddish, slender. Head and prothorax with two yellow 

 stripes, and with a broad intermediate ferruginous black-bordered stripe on 

 each side. Head smooth, with a short black streak on each side behind 

 the eye ; tip of the vertex depressed, transversely subelliptical ; front thinly 

 punctured, the four keels disappearing towards the face. Eyes reddish, 



