372 PROCEEDINGS OF THE NATIONAL MUSEUM^ 



Head with the occiput distinctly arched latevad and with a very slight 

 lonoitudinal curve; fastigium about equal in width to the narrowest 

 space between the eyes, produced cephalad of the cephalic corner o 

 the eves, a distance somewhat less than the proximal width, distal 

 portion regularlv produced with the apex rather bluntly rounded, 

 lateral margins and median longitudinal carina distinct, the latter 

 extending to and over the occiput; lateral foveola^ not distinctly 

 marked; face very distinctly retreating, the angle greater in the male 

 than in the female; frontal costa with the margins su))parallel and in 

 a weakened state reaching the clypeus, the intermargmal portion 

 impresso-punctate. but not sulcate; eyes subo void, more elongate in 

 the male than in the female and twice the length of the intra-ocular 

 sulcus instead of about half again as in the female; antenna^ moderately 

 depressed proximad, not expanded, in the male distinctly exceed- 

 ino the head and pronotum in length. Pronotum distinctly depla- 

 in'te dorsad, greatest width about one and two-thirds in the length; 

 cephalic margin arcuate, caudal margin distinctly, though obtusely, 

 anoulate in both sexes, the margins laterad of the angle being slightly 

 enrarginate, lateral angles of the disk distinctly cariuate parallc to 

 the first transverse sulcus and very slightly divergent caudad; median 

 carina stronger in the male than in the female, deeply seyered by the 

 last transverse sulcus, metazona slightly longer than the prozona; 

 lateral lobes about as deep as the greatest dorsal length ot the same. 

 Interspace between the mesosternal lobes quadrate m the male, very 

 slio-htly longitudinal in the female; metasternal lobes contiguous caudad 

 in "the' male, separated by a narrow space in the female. Tegmina 

 reaching to the tips of the caudal femora, bearing a slightly rounded 

 costal expansion at the proximal fourth; no distinct intercalary vein 

 present. Cerci rather heavy, short, acute, not exceeding the supra- 

 anal plate; subgenital plate compressed, the apex carmate dorsad. 

 Caudal femora moderatelv robust, the dorsal outline distad with a 

 concavity not so distinct on the ventral side, and more apparent in 

 the female than in the male; pagina with the sculpturing distinct and 

 regular; caudal tibia- ])earing eleven (female) or twelve (male) spines 



on the lateral margins. . ■ ^ ^ 



General colors russet and vandyke brown mingled and stippled one 

 over the other, the lateral lobes of the pronotum and the pleura darker 

 in the male than in the female, several dark elongate crescentic lines 

 beino- also present on th(- occiput of the male; eyes clear russet in the 

 female, speckled with darker in the male. Tegmina very dark, the 

 vandvke brown tone predominating. Caudal femora of the femal«j 

 tawnV olive; the pagina with a touch of olive; caudal tibne am 

 tarsi" very dull purple, the spines tipped with black. Abdomen ot 

 the male "washed with orange-vermilion. CawM femora of the male 

 washed ventrad with orange-vermilion, the pagina burnt umber, the 



