XM.iia*. REVISloy OF THE MELAynPLl—SCVDDEn. l!)3 



l.eii;:tli of body, male, 1<».5 miii.. trinale, 1*2 mm.: antiMiiiae, male 

 (>.!.'•*» mm., t'emale. 7 mm.; te^miiia, male, 11.5 mm., female^ Kiinm.; hiiul 

 ti'iiioi-a, malt' lo..") mm., fcmalf, 11.5 mm. 



One mal«\ 1 female. Sacramento County, California (CtS.N.M. — 

 lliley cnllection), 



Thi.s species is closely related to the last, and witii larger material 

 may possibly prove the same. 



30. MELANOPLUS SIERRANUS. new species. 



(Plat.- XIII, rig. 1.) 



Dark brownish fuscous, lighter beneath. Head fusco-olivaceous, 

 punctate with fuscou.s, ferru<i;ineo-testaceous above, with a postocular 

 black stripe and the marj;^ins of the fastijrinm more or less marked with 

 black; vertex very gently tumid, hardly elevated above the i)rouotum, 

 the interspace between the eyes slightly wider than (male) or nearly 

 twice as wide as (fenmle) the first antennal Joint; fa.stij^ium stronjj^ly 

 (leclivent, heavily (mal^) or broadly and rather shallowly (female) sul- 

 cate: frontal cnsta subeciual, feebly broader than the interspace between 

 the eyes, i)ercurrent, silicate at and a little below the ocellus, .some- 

 times to the base in the male, seriately punctate laterally in black or 

 fuscous; eyes moderately large, somewhat i)romineut in the nmle, dis- 

 tinctly longer than the infraocular porticm of the genae; antennae rufo- 

 testaceous (male) or ferruginous (female), about four-fifths (male) or 

 three-fifths (female) as long as the hind femora. Pronotum subequal, 

 ."Scarcely enlarging posteriorly, the disk nearly plane but feebly convex, 

 passing by a well-rouiuled angle into the slightly tumid but vertical 

 lateral lobes, the median carina distinct and sharp on the metazona, 

 subobsolete on th^ prozona, the disk ferrugineo-te.staceous, punctate 

 with fuscous, especially in the female, the lateral lobes luteo-testaceous 

 with a broad piceous band on the upper i)art of the i^rozona, in the 

 female not infrequently broken in the middle by an oblicpie luteous 

 jstripe, and followe<l below on the posterior section of the prozona by a 

 luteous patch; front border scarcely convex, hind border obtusangu- 

 late, the angle well rounded in the female; prozona (piadrate or feebly 

 longitudinal (male) or quadrate (female), slightly longer than the meta- 

 zona. Prosternal spine feebly conical (male) or appressed conical 

 (female), moderately long, rather slight, erect; interspace between 

 uiesosternal h)bes fully twice as long as broad (male) or less than half 

 as long again as broad (female). Tegmina reaching, occasionally 

 slightly surpassing, the hind femora, moderately slender, feebly taper- 

 ing, <lark brownish fuscous, the discoidal area very feebly (male) or 

 distinctly (female) maculate; wings moderately broad, hyaline, the veins 

 and cross veins, except in the lower half of the anal area, blackish 

 fuscous with L glaucous tinge. Hind femora fusco-ferruginous, the 

 Proc. X. M. vol. XX 13 



