658 CATALOGUE OF 



more rounded. Prosternal spine pale testaceous, thick, oblique, extending 

 to the mesosternum. 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 COG N ATA. 



Fcem. Viridis ; vertex antice prominulus ; frons vix carinata ; antenna 

 fulva, apice picece ; prolhorax vix carinatus, vitta lata ferruginea 

 nigricante marginata ; prosterni spina robusta, subarcuata, meso- 

 sternum non attingens ; ales anticte abdomini cequilongce, guttis plu- 

 rimis nigricante marginatis nonnunquam cinereis ; alee postica sub- 

 cinerea, nigro 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 

 mesosternura. 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 mostly 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 3034 lines. 



a, 6. Natal. From M. Gueinzius' collection. 



7. HETERACRIS BASALTS. 



Mas. Rufescens, gracilis ; caput et prolhorax vitta lata ferruginea nigro 

 marginata vittisque quatuor fluvis ; caput striyis duabus lateralibus 

 nigris, fastigio transverse subelliptico ; antenna piceaa ; prothorax 

 subtiliter scaber, vix carinatus ; prosterni spina crassa, pallidissime 

 flava, non attenuata ; abdomen villa lanceolata maculisque transversis 

 lateralibus piceis ; femora postica flava extus nigro vittata, intus 

 nigro trimaculata ; tibia poslicce fulva, spinis apice nigris ; alee, 

 anticce cinerea, corpore paullo breviores, guttis punctisque subcos- 

 talibus nigris. 



Male. Keddish, 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, 



