254 CHAS. A. BLAKE. 



ginous, remaining joints piceous ; mandibles ferruginous, tips black; eyes 

 round, polished. Thorax short, «losely punctured, constricted before the meta- 

 thorax, which is abruptly truncate, sides deeply impressed, shining. Legs pale 

 ferruginous, thinly clothed with shining hairs, intermediate and posterior tibiae 

 armed with spines, calcaria white. Abdomen ovate, basal segment fringed 

 with golden pubescence, second segment dark chestnut-brown, having a trans- 

 verse band of golden pubescence before the apical margin ; remaining segments 

 ferruginous, fringed with pale golden hairs, underside paler than above, shin- 

 ing. Length 3 lines. ^ 



Hah. — Mexico. Prof. F. Sumichrast. 



97. Mutilla auripes, n. sp. 



Female. — Head rounded, finely punctured, dark ferruginous, vertex and 

 cheeks thinly clothed with fine, pale golden pubescence ; antennae : scape and 

 first joint of flagellum ferruginous, remaining joints piceous; mandibles dark 

 ferruginous, tips black; eyes round, prominent. Thorax coarsely reticulate, 

 rounded in front, constricted before the metathorax, which is abruptly trun- 

 cate, dark ferruginous ; sides of metathorax deeply impressed, shining. Legs 

 ferruginous, clothed with scattered glittering hairs, knees black, intermediate 

 and posterior tibiae armed with a row of spines ; tarsi clothed with pale golden 

 pubescence. Abdomen ovate, dark ferruginous, closely punctured, basal seg- 

 ment small, the apical margin on the disc clothed with golden pubescence, 

 second segment with a fascia of golden pubescence, interrupted at the middle, 

 apical margin black ; the remaining segments fringed with golden pubescence; 

 underside finely punctured, shining, paler than above. Length 3 lines. 

 Hah. — Mexico. Prof. F. Sumichrast. 



98. Mutilla minutissima, n. sp. 



Female. — Head quadrate, wider than the thorax, posterior angles acute, fuscous 

 thinly clothed with pale glittering pubescence, face, scape of antennae and 

 mandibles ferruginous ; eyes round, prominent. Thorax ovate, dark ferrugi- 

 nous, clothed with erect dark hairs, metathorax roundly truncate, sides denticu- 

 late. Legs fuscous, clothed with pale hairs, intermediate and posterior tibiae 

 armed with spines. Abdomen ovate, basal segment ferruginous, second seg- 

 ment fuscous, having on the disc a transverse, posteriorly emarginate, band 

 of fine glittering pubescence; apical segments clothed with pale pubescence. 

 Length IJ line. 



Hah. — Mexico. Prof. F. Sumichrast. 



99. Mutilla psammadroma, n. sp. 



Female. — Head black, somewhat wider than the thorax, quadrate, posterior 

 angles acute, face, scape of antennseand mandibles ferruginous, tips of the latter 

 black; eyes large, round, prominent; vertex and posterior margin nearly black, 

 clothed with scattered golden pile. Thorax short, sharply constricted at mid- 

 dle, sides crenulated, ferruginous, finely reticulated ; metathorax abruptly 

 truncate. Legs pale ferruginous, thinly clothed with glittering hairs, interme- 

 diate and posterior tibite armed with spines, calcaria white. Abdomen ovate, 

 black, basal segment margined with golden pubescence, second segment with 

 two small fuscous spots at the base, and two ovate spots, clothed with pale 

 golden pile, near the apical margin, which is adorned in the same manner* 

 apical segments fringed with pale golden pubescence; underside pale rufous, 

 shining, finely punctured. Length 2i — 3 lines. 

 Hah. — Mexico. Prof. F. Sumichrast. 



