584 ■ CATALOGUE OF 



hind border hardly angular. Proslernal spine stout, slraiifht, hardly 

 oblique. Hind femoia with very indistinct blackish lines, as long as the 

 abdomen, longer than the hind tibiae ; spines o( the latter white, with black 

 tips. Fore wings cinereous, almost as long as the body, wiili numerous 

 spots, which are formed by black veins and which are very slight towards 

 the lips; veins elsewhere pale. Hind wings lurid; veins black, lawny 

 towards the base. Length of the body 17 — 27 lines; expansion of ihe fore 

 wings 38—54 lines. 



a, h. Honduras. From Mr. Dyson's collection. 



27. ACBIDIUM FEMOEALE. 



Foem. Fulvum ; caput et pmthorax teslaceo univillala ; caput fusco 

 bistrigatum, verlice anlico hexagonali ; prothorax determinate 

 carinatus, Jlavo bivittalus ; prostenii spina recta, sat gracilis; 

 femora postica extus albiila ; alee anticce cinerew, bad Jlavescente 

 strigatce, corpore paullo longiores; alts postica subcinerece, margine 

 obscuriore. 



Female. Tawny. Head and prothorax with a testaceous stripe. 

 Head smooth, with a brown streak on each side of the stripe ; fore part of 

 the veitex hexagonal ; front wiih four well-defined keels, the inner pair 

 parallel, the ouier pair diverging towards the face. Prothorax finely 

 scabrous, with a well-defined dorsal keel and with the usual four transverse 

 impressed lines ; a yellow stripe along eaih side, which like the fore border 

 is slightly rounded; hind border elongated and much rounded. Prosternal 

 spine straight, rather slender. Hind femora as long as the abdomen and 

 as the hind tibiae, whitish on the outer side for half the length from the 

 base, excepting the angular transverse ridges; spines of the tibiae with 

 black tips. Fore wings cinereous, a little longer than the body, wiih a 

 pale yellowish streak along the basal part of the costa; veins tawny. Hind 

 wings sliijhlly cinereous, a little darker towards the tips and along the 

 exterior border; veins black. Length of the body 22^ lines ; expansion 

 of the fore wings 51 lines. 



a. Brazil. 



28. ACRIDIUM MELANORHODON. 



Foem. Fulvum, robustum ; caput sordide albidum, fusco bistrigatum, 



vertice antico hexagnnali; antenntE nigra;; prolliorax carina bene 



determinata, plagis pustulisque albidis ; tibiarum posliearum spina 



albidcE rufo cinclie upice nigra ; aUc anticcc cinerea, curpore 



longiores, maculis guttisque plurimis anlemediis pallide fuscis, strigis 



postmediis obscure fuscis ; alee posticee cinereee, nigro venoseB. 



Female. Tawny, stout. Head dingy whitish above and on each side; 



a brown oblique streak proceeding from each side of the hind border of the 



vertex, of which the fore part is hexagonal ; front with four well-defined 



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



Eyes ferruginous, elongate-elliptical. Antennae black. Prothorax with a 



well-defined dorsal ridge, which is notched by the transverse impressed 



lines; fore border slightly rounded; sides nearly straight; hind border 



rounded ; some whitish patches on each side of the fore part and some 



small white pustules on the hind part. Prosternal spine straight, direct. 



