MUTILLA. 219 



88. Mutilla maculipennis. 



Male. Length 7 lines. — Black, closely punctured. Head wider 

 than the thorax ; the face with silvery-white pubescence. The 

 metathorax with dense silvery pubescence, the first segment of the 

 abdomen and the base of the second with similar pubescence ; the 

 wings dark fuscous and with a purple iridescence, their base hya- 

 line, some hyaline spots in the submarginal and also in the dis- 

 coidal cells ; the anterior wings with two submarginal cells. The 

 second segment of the abdomen has a fringe of white pubescence ; 

 the following segments are fringed with black in the middle and 

 with white laterally. 



Hah. Ega. 



This species closely resembles M. nigrella, but is separated from 

 it by its mottled wings and much more strongly punctured thorax. 



89. Mutilla excellens. 



Male. Length 8 lines. — Head and thorax closely and strongly punc- 

 tured ; abdomen blue, finely and distantly punctured. The head, 

 below the insertion of the antennse, the cheeks, and hinder margin 

 of the vertex with white pubescence. The prothorax obscurely 

 blue; the mesothorax black, with a purple tinge; the scutellum 

 produced into a prominent conical shape; wings dark fuscous; 

 the anterior pair with three submarginal cells; the metathorax 

 with dense short silvery- white pubescence above. The first seg- 

 ment of the abdomen margined with silvery-white pubescence, and 

 the third and fourth broadly margined with the same, but inter- 

 rupted in the middle. 



Hah. Ega. 



90. Mutilla dentata. 



Male. Length 6 lines. — Black, punctured; the face below the 

 antennse, the prothorax, metathorax, the basal segment of the 

 abdomen, and the basal margin of the second segment, its apical 

 margin, as well as that of the third segment, with silvery-white 

 pubescence. The mesothorax strongly punctured; the scutellum 

 produced and triangular, with a large blunt tooth on each side, 

 being a prolongation of the mesothorax, the teeth with deep punc- 

 tures ; wings dark fuscous ; the anterior wings with three sub- 

 marginal cells, the second with a narrow hyaline line, also a small 

 hyaline spot on the third discoidal cell. 



Hah. St. Paulo. 



