630 CATALOGUE OF 



ACRIDIUM DORSALE. 



Foem. Fulvum, robuslum ; caput dense punctatum,fastigio fere trian- 

 gulari ; prothorax carinatus, subliliter tuberculatus, margins postico 

 producto subangulato ; prosterni spina sat gracilis, subacuta ; tibia 

 postica apices versus rosece ; ala antica cinerea, nigro unimaculata, 

 pallido venosa, corpore breviores. 



Female. Tawny or testaceous, stout. Head thickly punctured ; tip 

 of the vertex flat, nearly triangular ; keels of the front slight, the inner 

 pair slightly converging and almost disappearing towards the face ; oulev 

 keels slightly diverging. Eyes ferruginous, elongate-oval. Antennas pale 

 testaceous. Prothorax minutely tuberculated, with a well-defined keel, 

 which is slightly interrupted by the transverse impressed lines ; fore border 

 and sides slightly rounded ; hind border much elongated, slightly angular. 

 Prosternal spine rather slender, slightly acute. Hind femora rather longer 

 than the abdomen ; hind tibiae rosy above towards the tips, as long as 

 the abdomen, their spines with black tips. Wings cinereous. Fore wings 

 rather shorter than the body, a black spot in the disk; veins pale. Hind 

 wings with black veins. Length of the body 13 18 lines ; expansion of the 

 fore wings 26 36 lines. 



a, b. S. Hindostan. Presented by M. J. Walhouse, Esq. 



ACRIDIUM PLNCTARIUM. 



Mas. Testaceum ; caput et prothorax tuberculata ; caput brevissimum, 

 vertice nigro-binotato,fastigio subhexagonali ; antenna fulva, apices 

 versus picece ; prothorax brevis, carina bene determinata, margine 

 postico producto subangulato ; prosterni spina robusta, longiuscula, 

 subacuta ; femora postica nigro supra biplagiata subtus univittata, 

 intus rufa ; tibia postica rufa, spinis testaceis apice nigris ; alee 

 antica pallide cinerea, guttis plurimis obscure cinereis fusco venosis. 



Male. Testaceous, moderately stout. Head and prothorax tuber- 

 culate. Head very short; vertex with a black mark on each side; tip 

 depressed, subhexagonal ; front with four distinct keels; inner keels 

 parallel, approximate ; outer keels diverging towards the face. Eyes 

 tawny, elongate-elliptical, most rounded on the hind side. Antennae 

 tawny, slightly flattened, piceous towards the tips. Prolhorax short, with 

 a well-defined dorsal keel ; transverse impressed lines distinct ; tubercles 

 black ; fore border and sides slightly rounded ; hind border elongated, 

 slightly angular. Prosternal spine stout, rather long, slightly acute. Hind 

 femora a little longer than the abdomen, with two black patches above, 

 bright red on the inner side, with a black stripe beneath ; hind tibia? bright 

 red, shorter than the hind femora; spines testaceous, black towards the 

 tips. Fore wings pale cinereous, a little longer than the abdomen ; veins 

 testaceous ; many dark cinereous brown-veined dots. Hind wings pel- 

 lucid ; veins mostly black. Length of the body 10 lines ; expansion of 

 the fore wings 15 lines. 



a. S. Hindostan. Presented by M. J. Walhouse, Esq. 



