224 rUOCEEDISaS of the XATIOXAL MISEUM. vor..xx. 



very simple, beinjr sllphtly incurved, but otherwise straij;ht aud sub- 

 equal laminae, a little more than tliK'e times as lon«; as broad, taperinj-- 

 feebly for a short <listanee from tiie base and apieally ex|)andin«r in the 

 slj<;htest dejivee, the apieal marj^in broadly rounded; sub<renital plate 

 a little lonjxer tiian broad, a little pr()h)iiged and slij;htly elevated 

 ai)i('ally, the apical maririn annulate, but rounded and entire. 



Length of body, male, 17 mm., female, 22 mm. ; antennae, male, 7 mm., 

 female, 7.5 mm.: tejjmina, male, 3.5 mm., female, 4 mm.; hind femora, 

 male, 10 mm., female. VI mm. 



Three males; 8 females. Mount Alvarez, San Luis Potosi, ]\Iexico, 

 E. Palmer. 



48. MELANOPLUS MILITARIS, new species. 



(rinte XV, fvr. X) 



r>lackish fuscous above with some ferruginous tints, ])allid below. 

 Head not prominent or feebly so in the male, blackish fuscous above, 

 sometimes heavily irrorate with testaceous, the rest, e.\ce])t a rather 

 narrow postocular piceousband, very paliid i)lumbeous, sometimes with 

 a pinkish hue, the ^enae more or less tiecked with fuscous posteriorly; 

 vertex gently tumid, distinctly elevated above the pronotum, the inter- 

 s]>ace between the eyes rather broad, nearly or quite twice as broad as 

 the tirst autennal Joint, similar in the two sexes; fastigium rapidly 

 declivent, shallowly suleate; frontal costa only moderately broad, as 

 broad as(female)or slightly narrower than (nmle) the interspace between 

 the eyes, sube(|ual, just failing to reach the clypeus, slightly suleate 

 at and below the ocellus, rather feebly punctate; eyes not very large, 

 rather prominent in the male, rather shorter than the intraocular por- 

 tion of the genae; antennae fusco-luteous or fusco-ferrugiuous, more 

 than three-fourths (male) or less than three-tifths (female) as long as the 

 hind femora. Pronotum dull testaceous, very heavily sprinkled with 

 blackish fuscous above, especially on the prozona, sometimes so as to 

 become almost wholly ))lackish fuscous, the metazona ferrugi:u)us, the 

 ui>per half of the lateral lobes with a sometimes broken, broad, piceous 

 band, which fades partially or completely on the metazona, the whole 

 pronotum short, equal on the prozona, enlarging gradually and slightly 

 on the metazona, the disk very broadly convex and passing almost 

 insensibly but with a very broidly rounded angle into the vertical 

 (male) or subvertical (fenuile) lateral lobes; front margin truncate, hind 

 margin broadly convex with a feeble angulation in the male; median 

 carina feeble on the metazona, subobsolete on the prozona; transverse 

 sulci of the prozona tolerably distinct, percurrent; prozona quadrate, 

 about a fourth longer than the obscurely punctate metazona. Pro 

 sternal spine short, stout, very blunt, conical, erect, in the female a little 

 ajjpressed; intersi)ace between mesosternal lobes nearly twice as long 

 as broad (male) or strongly transverse, nearly as broad as the lobes 



