j. r. malloch 195 



Explanation of Plates 



Plate IV 



Fig. 1. — Helina lysinoe. Male hypopygium, one side, dorsal view. 



Fig. 2. — Helina h/sinoe. Fifth sternite, apex only. 



Fig. 3. — Mydaea persimilis. Same view as number 1. 



Fig. 4. — Mijdaea persimilis. Same view as number 2. 



Fig. 5. — Hebeciiema vespertina. Same view as number 1. 



Fig. 6. — Hcbecncma vespertina. Same view as number 2. 



Fig. 7. — Trichopticus spiniger. Male hypopygium, one side, dorsal view of 



superior forceps and apex of inferior forceps. 

 Fig. 8. — Trichopticus spiniger. Fifth sternite, apex only. 

 Fig. 9. — Trichopticus conformis. Male hypopygium, lateral view. 

 Fig. 10. — Trichopticus conformis. Male hypopygium, dorsal view, one side. 

 Fig. 11. — Trichopticus conformis. Fifth sternite, apex only. 

 Fig. 12. — Limnophora velutina. Hind tibia, apex, posterior view. 

 Fig. 13. — Limnophora narona. Hind tibia, apex, posterior view. 

 Fig. 14. — Hyleniyia antiqua. Prosternum. 

 Fig. 15. — Helina lysinoe. Prosternum. 

 Fig. 16. — Limnophora narona. Prosternum. 

 Fig. 17. — Eulimnophora arcuata. Same view as number 7. 

 Fig. IS. — Eulimnophora arcuata. Same view as number 8. 

 Fig. 19. — Limnophora tetrachaeta. Same view as number 7. 

 Fig. 20. — Limnophora tetrachaeta. Same view as number 8. 

 Fig. 21. — Limnophora velutina. Same view as number 7. 

 Fig. 22. — Limnophora velutina. Same view as number 8. 

 Fig. 23. — Limnophora extcnsa. Same view as number 7. 

 Fig. 24. — Limnophora extensa. Same view as number 8. 

 Fig. 25. — Limnophora angulata. Same view as number 7. 

 Fig. 26. — Limnophora angulata. Same view as number 8. 

 Fig. 27. — Limnophora narona. Same view as number 7. 

 Fig. 28. — Limnophora narona. Same view as number 8. 



Plate V 



Fig. 29. — Xenomydaea buccala. Head of male, lateral view. 

 Fig. 30. — Limnophora obsolela. Head of male, lateral view. 

 Fig. 31. — Hylcmyia gracilipes. Fifth sternite of male. 

 Fig. 32. — Limnophora extensa. Head of male, lateral view. 

 Fig. 33. — Limnophora alticola. Head of male, lateral view. 

 Fig. 34. — Coenosia rujilibia. Head of male, lateral view. 

 Fig. 35. — Limnophora pearyi. Head of male, lateral view. 

 Fig. 36. — Limnophora clivicola. Head of male, lateral view. 

 Fig. 37. — Coenosia flavicoxa. Head of male, lateral view. 

 Fig. 38. — Limnophora angulata. Head of male, lateral view. 



TRANS. A.M. ENT. SOC, XLVI. 



