219 



Fig. 9. Th. annulata, mas. — Hypopharynx, pressione valida 



et 1. tr. exhibita, prona. X 45. 

 » 10. Th. bipunctata, femina. — Hypostoma, maxillæ, scu- 



tum labii, aversa. X 20. 

 » 11. Th. annulata, mas. — Apex lobi maxillæ sinistræ, 



a latere interiore 1. tr. exhibita. X 70. 

 » 12. Th. annulata, femina. — Stili thecæ labii, fulcra et 



lamina intermedia labellorum, pars sinistra pseudo- 



trachearum, prona. X 50. 



Fig. 13-21. Mydas argyrostomus Gerst. 

 » 13. Pars inferior capitis cum rostro, a latere dextro ex- 

 hibita, oculo remoto. X 6. 

 » 14. Pars inferior capitis cum basi rostri, a latere dextro 



exhibita, trabecula, gena, parte faciei remotis. X 6. 

 » 15. Pharynx, aversa. X 8. 

 » 16. Labrum cum epipharynge, post oblique truncatum, 



pronum. X 11- 

 » 17. Hypopharynx cum ductu salivali claustroque salivæ, 



prona, 1. tr. X 20. 

 » 18. Maxilla dextra, a latere dextro exhibita, 1. tr. X 14. 

 •> 19. Labium, supinum. X 8. 

 » 20. Stili thecæ labii cum fulcris labellorum laminæ inter- 



mediæ concreti, pressione levi adhibita, proni. X 18. 

 » 21. Stili thecæ labii cum fulcris labellorum laminæ inter- 



mediæ concreti, et basi pseudotrachearum, a latere si- 



nistro exhibiti. X 18. 



Fig. 22-28. Apiocera moerens Westw. 

 » 22. Caput, a latere dextro exhibitum, oculo remoto. 



X V- 



•) 23. Pars inferior capitis cum rostro, a latere dextro ex- 

 hibita, gena et trabecula remotis. X V* 

 » 24. Pharynx, aversa. X 11- 

 »> 25. Labrum cum epipharynge, supinum.. X 13- 



i 



