72 



EXPLANATION OF THE PLATES. 



PLATE II. (continued). 



Fig. 



12 a. Node of the abdomen of 



Labidus Halidaii. 



13. Anterior wing of Labidus 



morosus. 



13 a. Node of the abdomen of 



Labidus morosus. 



14. Anterior wing of Labidus 



amplipennis. 



14 a. Node of the abdomen of 



Labidus amplipennis. 



Fig. 



15a. JEnictus inconspicuus. 



b. Antennae of ditto. 



c. Node of the abdomen 

 of ditto. 



16. Node of the abdomen of 



JEnictus ambiguus. 



17. Node of the abdomen of 



JEnictus pubescens. 



PLATE III. 



1. Thynnus variabilis $ . 



2. Thynnus variabilis $ . 



3. Labial palpi of Thynnus 



variabilis. 



4 . Maxillary palpi of Thynnus 



variabilis. 



5. Anterior wing of Antho- 



bosca. 



6. JElurus basalis $ . 



7. JElurus nasutus °. . 



8. Labial palpi of JElurus 



clypeatus. 



.9. Maxillary palpi of JElurus 

 clypeatus. 



10. Tachypteruscrassicornis 3 . 



11. Labial palpi of JElurus 



clypeatus. 



12. Maxillary palpi of JElurus 



clypeatus. 



13. Ariphron bicolor % . 



14. Wing of Rhagig aster. 



15. Oncorhinus xanthospilos $ . 



16. Thynnus (Agriomyia) hce- 



matodes J . 



