EXPLANATION OF PLATE II. 



Fig. 9. Monteztimia Huasteca Sams., % . 

 9a. Its head J enlarged. 



Fig. 10. Hfoiitezumia Azteca Sauss., % . 

 10a. Its head % enlarged. 



Fig. 11. Montezumia Mexicana Sauss., 9. 



Fig. 12. Hon obi a biangulata Sauss., 9. 



12a. Its head £ enlarged. 



Fig. 13. Xortonia Tolteca Sauss., 9. 

 13a. Its head J enlarged. 



( 388) 



