664 CATALOGUE OF 



yellow spots; fore border and sides slightly rounded; hind border nearly 

 straight. Prosternal spine stout, straight, oblique, not extending to the fore 

 border of the mesosternum. Hind femora longer than the abdomen, as long 

 as the hind tibia?, with a black streak on each side. Hind tibiae sea-green ; 

 spines white, with black tips. Fore wings pale cinereous, with two yellow 

 streaks proceeding from the base, and with many brown black-veined dots. 

 Hind wings pellucid ; veins very pale green, a few of them blackish. 

 Length of the body 18 lines; expansion of the fore wings 40 lines. 



a. N. Hindostan. From Capt. Boyes' collection. 



19. HETERACRIS RUDIS. 



Mas. Testacea, gracilis; caput vitta olivacea lanceolata nigricante 

 marginata, lateribus cinereis nigricante unistrigatis, fastigio conico ; 

 prothorax sub tricar inatus, subtiliter scaber, vittis duabus lateralibus 

 testaceo unistrigatis vittaque media latis nigricantibus ; prosterni 

 spina longa, crassa, subobliqua, non attenuata ; femora postica extns 

 nigro vitlala ; tibia posticce supra virides, testaceo bifasciatce, apice 

 rufescentes, spinis albis apice nigris; alee anticee cinerece, corpore 

 vix breviores, plagis antemediis maculisque postmediis nigricanli- 

 bus. 



Male. Testaceous, slender. Head smooth, with a lanceolate olive- 

 green blackish-bordered stripe which extends to the tip of the front ; sides 

 cinereous, with a blackish oblique streak; tip of the vertex conical, 

 depressed; front thinly punctured; keels diverging and especially slightly 

 marked towards the face. Eyes transverse, ferruginous, striped with black, 

 straight on the fore side, rounded on the hind side. Prothorax finely 

 scabrous, widening slightly hindward, with three broad blackish stripes, 

 the stripe on each side including in front a testaceous oblique streak ; 

 three slight keels ; fore border straight ; sides and hind border rounded. 

 Prosternal spine long, thick, slightly oblique, not tapering towards the tip, 

 which is rounded. Hind femora a little longer than the abdomen, with a 

 black stripe on the outer side ; hind tibiae a little shorter than the hind 

 femora, green above, reddish towards the tips, with two pale testaceous 

 bands near the base ; spines white, with black lips. Fore wings cinereous, 

 nearly as long as the body, with several blackish black-veined antemedial 

 patches and postmedial spots. Hind wings pellucid ; veins black. 

 Length of the body 15 lines; expansion of the fore wings 30 lines. 



a. Ceylon. Presented by Dr. Templeton. 



20. HETERACRIS INSIGNIS. 



Fcem. Cervina ; caput et prolhorax fiavescente bivittata ; prosterni spina 

 sat gracilis, obliqua, subarcuata, mesosternum fere attingens ; alee 

 anticee cinerece, corpore paullo breviores, maculis plurimis fuscis 

 nigro venosis ; alee postica diaphana;^ venis nigris basi albidis. 



Female. Fawn-colour. Head and prothorax with two yellowish 

 stripes. Head with a slight keel, in structure like that of H. ducalis. 

 Prothorax with a flat disk, with three slight keels, and with the usual four 

 transverse impressed lines; fore border and hind border slightly rounded; 



