554 CATALOGUE OF 



9. CYRTACANTHACRIS FARVULA. 



Mas. Fulva, gracilis ; caput et pro thorax flavo univiltala ; caput anlice 

 depressum et subhexagonale, villa nigro rnaryinata,fronle laleribu-que 

 lestaceis ; antenna lutece ; protkorax margine postico subangulalo, 

 villa piceu submarginata ; prosterni spina lanceolaia, sal gracilis; 

 alee anlicce cinerece, fulvo venosce ; alee posticct pallidisaime cinerece, 

 costa apiceque obscurioribus. 



Male. Tawny, slender. Head and prothorax with a yellow stripe. 

 Head smooth, testaceous on each side and in front ; stripe bordered with 

 black ; fore part of the vertex depressed, somewhat hexagonal ; front erect, 

 slightly punctured, with four distinct keels, which diverge slightly towards 

 the face. Eyes ferruginous, elongate-elliptical. Antennae luteous. Pro- 

 thorax finely scabrous, with a very slight keel and with four transverse 

 impressed lines; first line interrupted in the middle; second abbreviated 

 on each side; fore border and sides slightly rounded; hind border very 

 slightly angular; stripe slightly bordered with piceous. Prosternal spine 

 lanceolate, rather slender, very slightly curved. Hind femora as long as 

 the abdomen. Hind tibia rather shorter than the hind femora; spines 

 whitish, with black tips, those on the inner side a little longer than the 

 outer spines. Fore wings cinereous; veins tawny. Hind wings very pule 

 cinereous, darker at the tips and along the apical part of the costa ; veins 

 tawny, pale yellow on the hind part towards the base. Length of the body 

 1518 lines; expansion of the fore wings 34 40 lines. 



a, b. Demerara. From Mr. Bowers' collection. 



10. CYBTACANTHACRIS IMPLETA. 



Fcem. Fulva ; capul verlice nigro-biviltalo anlice depresso conico, strigis 

 duabus Uilerulibus viridescentibus in deter minalis ; prothorax vitiis 

 plurimis nigris guttularibus ; femora poslica nigro gitltata ; alee 

 anlicce pallide cinerece, plagis maculis gullisque plurimis obscurioribus 

 nigro venosis ; alee poslicce palLide fuscescentes, maculis paucis 

 costalibus apices versus obscurioribus nigro venosis, spatio postico 

 basalt pal/idejlavo. 



Female. Tawny. Head smooth, with two black stripes on the vertex, 

 of which the fore part is depressed and conical, a diffuse and indistinct 

 green streak between each eye and the mouth ; front punctured, with four 

 distinct keels, of which the inner pair diverge much less forward than the 

 outer pair. Eyes ferruginous, fusiform. Prothorax scabrous, with a slight 

 keel and with four transverse impressed lines, of which the foremost is 

 widely inteirupted in the middle; nine interrupted black stripes on each 

 side, these stripes mostly guttular; fore border hardly rounded; sides 

 straight; hind border slightly conical. Prosternal spine testaceous, stout, 

 elongate-conical, slightly curved, extending to the fore border of the meso- 

 sternum. Hind femora rather longer thau the abdomen, with some rows of 

 black dols. Hind tibiaB a little shorter than the hind femora ; spines 

 whitish, with black tips, those on the outer side towards the base much 

 shorter than those on the inner side. Fore wings pale cinereous, rather 



