203 



EXPLANATION OF THE PLATES. 



PLATE A. Fig. 1. 



a. The costal nervure. 



b. The apical margin. 



c. The posterior margin. 



d. The post-costal nervure. 



e. The externo-medial ner- 



vure. 



/. The anal nervure. 



g. The transverso-medial ner- 

 vure. 



h. The radial uervure. 



i. The cubital nervure. 



k. The discoidal nervure. 



/. The subdiscoidal nervure. 



m. The transverse- cubital 



nervures. 



n. The recurrent nervures. 



o. The stigma. 



PLATE A. Fig. 2. 



1 . The costal cell. 



2. The externo-medial cell. 



3. The interno-medial cell. 



4. The anal cell. 



5. The marginal cell. 



6. The first submarginal cell, 



7. The second submarginal 



cell. 



8. The third submarginal cell. 



9. The fourth submarginal 



cell. 



10. The first discoidal cell. 



1 1 . The second discoidal cell. 



12. The third discoidal cell. 



13. The first apical cell. 



14. The second apical cell. 



PLATE I. 



Fig. 



1 . Bradynob&nus Gayi. 



2. Mutilla attenuata. 



3. Mutilla capitata. 



4. Mutilla Astarte. 



5. Apterogyna Mutilloides. 



Fig. 



6. Wing of Apterogyna Mu- 



tilloides. 



7. Wing of Mutilla. 



8. Wing of Myrmosa. 



