618 CATALOGUE OF 



Country unknown, 



A. Hind wings uncoloured. 



a. Protborax with distinct markings. 



* Spines of the hind tibia? white. - - inlerrupta. 

 ** Spines of the hind tibiae yellow. - approximans. 



b. Prothorax with no distinct markings. 



* Body slender. - - tenella. 

 ** Body stout. - - spissa. 



B. Hind wings yellow. - - amoenula. 



C. Hind wings red. - - pulchella. 



CYRTACANTHACRIS SPISSA. 



Mas. Ferruginea, robusta, subtus livida ; prothorax subcarinatus, sub- 

 tiliter scaber ; prosterni spinet crassa, valde obtusa, meso sternum non 

 atlingens ; pedesfulvi, femoribus posticis ferrugineo bifasciatis ; alee 

 anticte corpore vix breviores ; ales posticce cinerece. 



Male. Ferruginous, stout, livid beneath. Head smooth ; tip of the 

 vertex flat, hexagonal ; front punctured, with four well-defined keels; inner 

 keels hardly diverging; outer keels slightly diverging towards the face. 

 Eyes piceous, elongate-elliptical. Prothorax finely scabrous, with a slight 

 dorsal keel which is not rounded and is hardly interrupted by the transverse 

 impressed lines; fore border hardly rounded; sides slightly rounded ; hind 

 border more rounded. Prosternal spine thick, broad, very obtuse, not 

 extending to the mesosteruum. Legs tawny. Hind femora a little longer 

 than the abdomen, ferruginous beneath and with two broad irregular ferru- 

 ginous bands; hind tibia? with a luteous band near the base, rather shorter 

 than the bind tibiae, their spines with black tips. Fore wings nearly as long 

 as the body. Hind wings cinereous, diaphanous ; veins black, pale green 

 towards the base and along the interior border. Length of the body 

 18 lines ; expansion of the fore wings 36 lines. 



CYRTACANTHACRTS TENELLA. 



Fcem. Pallidefulva,gracilis, subtus pallide testacea ; caput et prothorax 

 ferrugineo univittata ; vertex ferrugineo strigatus ; prothorax sub- 

 carirtalus, subtilissime scaber, antice ferrugineo substrigatus ; pro- 

 sterni spina robusta, obliqua, subarcuata, mesosternutn attingens ; 

 femora postica villa serrala maculuque apicali interioribus nigris ; 

 alee antica cinerece, striga discoidali antemedia lilurisque plurimis 

 parvis fuscis. 



Female. Pale tawny, slender, pale testaceous beneath. Head and 

 prothorax with a ferruginous stripe which does not extend beyond the 

 fourth transverse line of the prothorax. Head smooth ; vertex with some 

 ferruginous streaks, narrow between the eyes, its tip hexagonal; front 

 punctured, with four well-defined keels which diverge slightly towards the 

 face. Eyes elongate-elliptical, with several piceous stripes. Prothorax 

 very finely scabrous, with a slight keel which is not rounded, and is hardly 



