ACRIDID^. 673 



38. HETERACRIS LINEOSA. 



Mas. Testacea ; caput et prothorax vittis duabus ferrugineis viltisque 

 duabus exterioribus lalioribus fulvis ; antenna nigrce, basi (estacece ; 

 prothorax vitta intermedia fulva ; femora postica nigro utrinque 

 bistrigata ; tibics posticce nigro bifasciatce ; alee anticcs pallide 

 cinerete, fulvo venosae. 



Male. Testaceous. Head and prothorax with two slender ferruginous 

 stripes, and with two broader exterior tawny stripes which are incompletely 

 marked on the head. Eyes tawny. Antennae black, testaceous at the base. 

 Prothorax with a tawny stripe between the two lines. Hind femora with 

 two black streaks on each side and with black lips ; hind tibiae with two 

 black bands, one at the base, the other antemedial. Fore wings pale 

 cinereous ; veins tawny. Hind wings pellucid ; veins black, pale testaceous 

 at the base and along the interior border. Length of the body 18 lines; 

 expansion of the fore wings 28 lines. 



a. Australia. Presented by the Haslar Hospital. 



Oceania. 



39. HETERACBIS PLEBEIA. 



Mas. Testacea, gracilis ; caput breve, piceo bivittatum, fastigio lonqo 



hexagonali; antennce subplance, capite et protkorace ad unum paullo 



longiores; prothorax subtilissime scaber, subtricarinatus, postice sub- 



latescens, disco piano ferrugineo ; prosterni spina crassa, rotundata ; 



alee anticce cinerece, corpore vix breviores; alee posticce nigricantes. 



Male. Testaceous, slender. Head short, smooth; vertex with two 



piceous stripes which converge towards the tip; tip piceous, elongate, 



depressed, hexagonal; front thinly punctured; keels slight, diverging 



slightly towards the face. Eyes ferruginous, straight on the lore side, much 



rounded on the hind side. Antennae slender, very slightly flattened, a little 



longer than the head and prolhorax together. Prothorax very finely 



scabrous, slightly widening hindward; disk flat, ferruginous ; three slight 



keels; transverse impressed lines very slight; fore border nearly straight; 



sides and hind border rounded. Prosternal spine thick, rounded at the tip. 



Fore wings cinereous, nearly as long as the body ; veins ferruginous, black 



towards the tips. Hind wings blackish; veins black. Length of the body 



11 lines ; expansion of the fore wings 23 lines. 



a. Sandwich Isles. Presented by Capt. Beechey. 

 Country unknown. 



A. Prosternal spine not tapering towards the lip. 



a. Hind tarsi red, with black bands. - - consobrina. 



b. Hind tarsi pale. - annulosa. 

 A. Prosternal spine tapering towards the tip. 



a. Fore wings with no streak. - - rejecta. 



b. Fore wings with a yellow streak. vittipes. 



