ACBIDTD.E. 585 



Hind feinova as long as the abJonicn, a little longer than the hind tibia^ ; 

 spines of the latter stout, whitish, red in the middle part, black towards the 

 tips. Fore wings cinereous, a little lunger than the body, with many 

 anlernedial pale brown spots or dots, and with several short postinedial 

 dark brown streaks along the veins; veins tawny. Hind wings cinereous, 

 slightly darker along the costa, with a short broad brown streak, which 

 proceeds from near the end of the interior border to ihe disk ; veins black, 

 pale testaceous towards the base. Length of the body 28 lines ; expansion 

 of the fore wings 6(3 lines. 



a, St. Jago, South Ameiica. 



29. ACRIDIUM SELLATUM. 



Mas. Pallide teslaceum ; caput lateribus albidis, verlice anlico depresso 

 hexagonaii ; prothorax vix carinalus, posticc dilatatiis ; proslerni 

 spina robtista, longiiiscula ; alee anlicce corpore pauUo longiores, 

 maculis fasciisqne inierruptis fuscescentibus nigro-venosis ; alee 

 poslicce diapkance, nigra venosw. 



Male. Pale testaceous. Head smooth, elongate, whitish on each 

 side; fore part of the vertex depressed, hexagonal ; front with four keels, 

 the inner pair obsolete towards the face, the outer pair diverging. Eyes 

 tawny, elliptical. Prothorax finely scabrous, rather short, with a very 

 slight keel and with four transverse impressed lines ; hind part abruptly 

 widened; fore border and sides slightly rounded; hind border much 

 rounded. Proslernal spine stout, rather long. Hind femora nearly as long 

 as the abdomen, a little longer than the hind tibiae; spines of the latter 

 with black lips. Fore wings a little longer than the body, with several 

 spots and with some more or less interrupted bands of a brownish hue with 

 black veins. Hind wings pellucid ; veins black, testaceous at the base. 

 Length of the body 24 lines; expansion of the fore wings 54 lines. 



Hardly different in structure and markings from A. peregrinum. 



a. Monte Video. Presented by C. Darwin, Esq. 



South Africa. 



30. ACRIDIUM MOESTUM. 



moestum, Serv. Hist. Orlh. 654. 



a, b. South Africa. Presented by Sir A. Smith. 

 c. Africa. Presented by J. D. Tebbs, Esq. 



3L ACRIDIUM SEPTEMFASCIATUM. 



septemfasciatuni, Serv. Hist. Orlh. 661, 

 Cape. 



32. ACRIDIUM INDECISUM. 



i\Ias. Fulvum, robuslum ; vertex antice hexagonalis ; antenna; picece, 

 basi fulvce ; prothorax carina bene determinata, margins postico sub- 

 angiilalo ; prosterni spina longa, robusta ; aUe anticcc cinerecc, 

 cor/iore aquilongce, fuscescente conspersce ; al<e posticce fascia obliqua 

 abbreviala laiissima cinereo nebulosa gutlisque exierioribus nigri- 

 canlibus. 



Y 



