ACRIDID.E. ' 58o 



libiffi and hiud tarsi luteous, spines of the former vviili black tips. Fore 

 wings brownish cinereous, longer than the body; antemedial half with 

 brown spots and patches ; veins tawny, red towards the base. Hind wings 

 pale cinereous, broadly clouded with brown about the lips; veins black, 

 pale testaceous towards the base and towards the interior border. Length 

 of the body 23 lines; expansion of the lore wings 50 lines. 

 a. West Coast of America. Presented by Capt. Kellelt and Lieut. Wood. 



25. ACRIDIUM SEMIVITTATDM. 



Foem. Sordidc luleum ; caput pallide luteiirn, nigro bivittatum et 

 bistrigalitm, vertice andco piano lanceolato, facie labroque puds ; 

 antennce fidvte basi nigricantes ; prothorax vix caritialus, nigrivunle 

 tuberculatus, v'Ulis tribus anterioribus pallide luleis nigro ex parte 

 marginutis, margine poslico nigro-gutlato ; prosterni spina rnbusta, 

 longiuscula ; aUc antic<£ cinerea, corpori ceqmlongce, maculis plurimis 

 magnis fasciisqiie duabus obliquis nigricanlibus ; al(e postica: nigro 

 venosce. 



Female. Dingy Uileous. Head pale hitcous; vertex with an irregular 

 black stripe on each side, ils fore part flat, hexagonal ; a l)lack lanceolate 

 streak proceeding Worn each eye to the month ; front wiili four keels, the 

 inner pair parallel, the outer pair diverging towards the face, which like the 

 labrum is mostly ])ieeous. Eyes piceous, elongate-elliptical. Aniennae 

 tawny, blackish towards llie base. Prothorax with minute blackish 

 tubercles, wirh a very slight keel and with transverse impressed lines ; 

 anterior part with three pale luteous stripes, of which two are lateral and 

 are bordered on each inner side by a short black stripe ; fore border and sides 

 slightly rounded ; hind border elongated, somewhat conical, with a row of 

 black dots. Prosternal spine stout, rather long. Hind femora nearly as 

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

 latter pale luteous, long, with black tips. Fore wings cinereous, as long 

 as the body, with many large blackish spots and with two intermediate 

 oblique blackish bands. Hind wings with black veins. Length of the 

 body 24 lines ; expansion of the fore wings 52 lines. 



a. Venezuela. From Mr. Birschell's collection 



26. ACRIDIUM LUEIDESCENS. 



Mas et foem. Fulvum; caput nigro subbiviltalum, vertice anlico piano 



hexagonali, fronle nigra ; antenncB picem ; prothorax aspere scaber, 



vix carinatus, margine postico vix anijulato ; prosterni spina robusta, 



recta, vix obliquo ; femora postica nigricante sublineata ; tibia 



postica spinis albis apice nigris ; alee anlicce cinerecs, corpore vix 



breviores, maculis plurimis nigro-venosis ; alee poslicee luridce, nigro 



venosce. 



Male and female. Tawny. Head smooth, wiih two irregular black 



stripes; fore part of the vertex flat, hexagonal; front punctured, mostly 



black, with four keels, the inner pair hardly diverging, the outer pair 



slio-htly diverging. Eyes livid, fusiform. AutennaB piceous. Prothorax 



roughly scabrous^ with a very slight dorsal keel and with the usual four 



transverse impressed lines; fore border rounded; sides slightly rounded; 



