250 CHAS. A. BLAKE. 



black; eyes round, prominent. Thorax elongate ovate, prothorax rounded in 

 front, finely punctured, posterior margin carinatc ; bearing a few erect, pale 

 hairs; mesothorax finely punctured ; metathorax roundly truncate ; coarsely 

 reticulate. Wings pale fuliginous, paler towards the base; marginal cell 

 ovate, roundly truncate at tip, second submarginal receiving the recurrent 

 nervure a little beyond the middle, a faint hyaline streak running through the 

 first and second submarginal cells: tegulse round, finely punctured. Legs 

 black, clothed with pale glittering hairs, calcaria white. Abdomen elongate 

 ovate, shining, finely punctured, apical margins of all the segments ciliated 

 •with silvery pubescence ; underside of entire insect sprinkled with pale hairs 

 Length 4^ lines, expanse of wings 7 lines. 



Hah. — Mexico. Prof. F. Sumichrast. 



83. Mutilla Zapoteca, n. sp. 



Male. — Black; head subquadrate, posterior angles rounded, closely punctured, 

 thinlv clothed with yellowish-white hairs, antenuse black, eyes moderate, con- 

 vex, rounded ; mesothorax elevated, coarsely punctured; metathorax rounded 

 and posteriorly truncate, coarsely punctured. Wings sub-hyaline, with an iri- 

 descent lustre, marginal cell moderately longrounded at ti)), three sub-maiginal 

 cells, first about as large as the marginal, the second subtriangular, receiving the 

 first recurrent nervure about the middle, the third obsoletely defined, and not 

 extending beyond the marginal. Legs black, tibife clothed with long pale 

 glittering hairs. Abdomen ovate, basal segment sub-sessile with the second, both 

 of which are polished, moderately punctured, and thinly clothed with erect 

 pale golden yellow hairs ; apical segments clothed with dense pale golden pu- 

 bescence. Length 3i lines, expanse of wings 5 lines. 



Huh. — Mexico. Prof. F. Sumichrast. 



84. Mutilla Gila, n. sp. 



Mak. — Black ; entire insect closely punctured, bead subquadrate, posterior 

 angles rounded; mouth clothed with pale pubescence; eyes round. Thorax 

 elongate-ovate, metathorax roundly truncate, finely reticulate. Wings ample, 

 hyaline, iridescent, marginal cell elongate-ovate, pointed to tip, first sub-mar- 

 ginal nearly as long as the marginal, second sub-triangular, pointed towards 

 base, receiving the recurrent nervure before the middle; nervures fuscous. 

 Legs black, thinly clothed with pale hairs. Abdomen ovate, the segments 

 fringed with glittering white hairs ; entire insect sprinkled with pale pubes- 

 cence. Length 1 J lines, expanse of wings 3 lines. 



Hah. — Texas; Belfrago. 



85. Mutilla Bobinsonii, n. sp. 



Female. — Black ; head quadrate, double the width of thorax, posterior angles 

 produced into acute spines, densely punctured, vertex clothed with dense 

 bright, deep golden pubescence; cheeks prominent, finely punctured, thinly 

 clothed with pale glittering hairs ; on the cheeks below the eyes are two small 

 bilobed tubercles ferruginous in front, just beneath which there is a stout tooth 

 on each side, projecting behind, ferruginous at tip; below these, are two others 

 much larger, projecting beneath, black, shining, finely punctured, and clothed 



