PLATE XIX. 



Euchceta prestandrece, Philippi. 



Female. 

 Fig. 1. Female, seen from above, magnified 20 diameters. 

 Fig. 2. Female, seen from left side, magnified 40 diameters. 

 Fig. 3. Posterior antenna. 

 Fig. 4. Mandible and palp. 

 Fig. 5. Maxilla. 

 Fig. 6. Anterior foot-jaw. 

 Fig. 7. Posterior foot-jaw. 

 Fig. 8. Foot of first pair. 

 Fig. 9. Foot of second pair. 

 Fig. 10. Foot of third pair. 

 Fig. 1 1. Terminal spines of one of the swimming feet. 



