NO. 1124. KEVISIoy OF THE MELASiiVLI-SrrUDEn. 171 



22. MELANOPLUS AFFINIS, new species. 



(I'lateXII, li;;. 2.) 



Melauoiilni* afiu'iH ItuiNFu!, MS. 



[Soiiif of tlie .symmyiny "^iven iiinlrr M . atlan'tH alinost certiiinly be'ougs here.] 



S]i<j:litly above the inediiim size, mtlier robust, uriseo-fuscoiis, testa- 

 ceous beneath. Head olivaeeo-phiinbeous, the elyp:,.; and hibruiii 

 paler, above more or less lufoiis and marked with fuseous, with a 

 pice(Uis postoenhir b;ind; vertex <j^ently tumid, sli<ijlitly elevated nltove 

 the pronotum, the interspace between tiie eyes halt" as broad agaiu 

 (male) or lully twice as broad (female) as the first antennal Joint; fas- 

 ti jiium very steejdy declivent, broadly and considerably (male) or feebly 

 (female) sulcate; frontal (osta reachiiifi: or almost reachinj,^ the clypeus, 

 as broad as the interspace between the eyes, feebly narrowed above at 

 least in the male, irre<ju' 'i\' ' . M-ute tjjrouj^liout but more den.sely 

 abov<* than bel(»w, feebly sulca.v 'T i; I sli;.ihtly 'below the ocellus; eyes 

 m<^ erateiy larjic, not very pro' ;im ': »uich longer than the infraocuiar 

 l)ortion of the genae; anteniuu* Havo testaceous, about three fourths 

 (male) or about two-thirds (female) as long as the hind femora. Prono- 

 tum subequal, expamling a little on the metazona, darker above than 

 on the sides, the lateral lobes of tlu' ])ro/.ona with a more or less <lis- 

 tinct, sometimes broken, broad, ])iceous, postocular ban<l,tlie disk nearly 

 plane but broadly convex, passing into the subvertical lateral lobes by 

 a well rounded but distinct shoulder, forming tolerably distinct lateral 

 carinae on the nietazor.a; median carina percurrent, distinctly feebler 

 on the ])rozona than on " e metazona, !ts distinct between the sulci as 

 in advance of tiiem ; front margin very feeldy and very narrowly flarnig, 

 truncate, hind margin obtu.sangulate. the angle not much rounded; 

 prozona feebly longitudinal or quadrate (male) or somewhat transverse 

 (female), scarcely if any longer (male) or faintly shorter (female) than 

 the densely but somewhat obscurely punctate metazona. Prosternal 

 spine moderately long, cylindrical, erect, very blunt and faintly appressed 

 in the male, similar but shorter and n ''e conical in the female; inter- 

 space between mesosternal ! .^es twice, ur more than twice as long as 

 broad (male) or sub([uadrate (female). Tegmina surpassing considera- 

 bly the hind femora, moderately narrow, tapering feebly, rufb fuscous 

 or grise »-fuscous, with a distinct but more or less i)ronouiiced median 

 serirs of fuscous annulations intercalated in basal half between more or 

 less pronounced pallid dashes or spots; wings hyaline, the veins h«v vily 

 infuscated ai)icallv and anteriorlv. Fore and middle femora ot male 

 moderately tumi<l ; hind femora rufo testaceous, more or less clouded 

 with fuscous and feebly bi^sciate with fuscous above, the lower face and 

 at least the lower half of the inner face roseate, the genicular arc buick; 

 hind tibiae pale glaucous, tiavescent at apex and with a fuscous patel- 

 lar spot, the spines black on more than the apical half, e' ; j^u, occasion- 

 ally twelve, in n^imber in the outer series. ' tremit ' jt u^ale abdomen 



