ACRIDIDJi. 569 



usual four transverse impressed lines ; disk flat, with three slight keels, of 

 which the lateral pair are very indistinct; fore border slightly rounded ; 

 sides slightly undulating ; hind border much rounded. Prosternal spine 

 curved, stout, extending to the fore border of the mesosternum. Hind 

 femora a little shorter than the abdomen. Hind tibiae reddish, shorter than 

 the hind femora; spines minute, with black tips. Fore wings a little 

 shorter than the body, cinereous towards the tips ; veins tawny. Hind 

 wings cinereous; veins lawny. Length of the body 19 lines; expansion of 

 the fore wiugs 36 lines. 



a. Philippine Isles. From Mr. Cuming's collection. 



Australia. 

 39. CYRTACANTHACRIS IRBEGULARIS. 



Foem. Fulva ; vertex ferrugineo bilineolatus ; prothoracis carina bene 

 determlnata ; prosterni spina crassa, obliqua, recta ; femora postica 

 abdomine longiora; tibice posticce spinis rufts apice nigris ; alee 

 anticce cinerece, corpore paullo longiores, maculis plurimis fuscescente 

 venosis ; alee posticce diaphance, subfuscescente marginatce. 



Female. Tawny. Head smooth, with two oblique ferruginous lines 

 which converge from the hind border ; fore part hexagonal ; front punc- 

 tured, inner keels parallel, outer pair diverging towards the face. Eyes 

 ferruginous, elongate-elliptical. Prolhorax scabrous, with a distinct 

 dorsal keel and with the usual four transverse impressed lines ; fore border 

 rounded ; sides very slightly rounded ; hind border much rounded. Pro- 

 sternal spine thick, oblique, straight. Hind femora longer than the abdo- 

 men and than the hind tibiae ; spines of the latter red, with black tips, 

 longest on the inner side. Fore wings cinereous, a little longer than the 

 body, varied from the base to the tips with several spots which are formed 

 by brownish veins ; the veins elsewhere whitish testaceous. Hind wings 

 pellucid, slightly brownish at the tips and along the exterior border; veins 

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

 66 lines. 



a. Australia. From Mr. Macgillivray's collection. 



40. CYBTACANTHACBIS BASALIS. 



Fcem. Fulva ; prosterni spina robusta, obliqua, subarcuata, mesosternum 

 fere attingens ; femora postica abdomine breviora ; alee anlica 

 cinerece, maculis plurimis fusco-venosis out fuscis ; alee posticcs sub- 

 cinerece, venis nigris basi cyaneis. 



Female. Tawny. Head smooth ; fore part of the vertex hexagonal ; 

 front thinly punctured, with four distinct keels which diverge slightly 

 towards the face. Eyes elongate- ellptical. Prolhorax scabrous, with a 

 slight dorsal ridge and with the usual four transverse impressed lines; fore 

 border slightly rounded; sides hardly undulating; hind border much 

 rounded. Prosternal spine stout, oblique, slightly curved, extending 

 nearly to the fore border of the mesosternura. Hind femora shorter than 



u 



