32 ARKIV FÖR ZOOLOGI. BAND 13. N:0 6. 



Explanation of plates. 



Plate 1. 



Fig. 1. Male hypopygium of Tipula fuegiensis, lateral aspect. 

 » 2. » » » » » , ninth tergite, dorsal 



aspect. 



aspect. 



3. Male hypopygium of Tipula patagonica, ninth tergite, dor- 

 sal aspect. 



3 hypopyg 



dorsal aspi 



B hypopyg 



pendage. 



3 hypopygi 



trål aspecl 



e hypopyg 



ventral aspect. 

 8. Male hypopygium of Tipula nordenshjöldi, eighth sternite, 



ventral aspect. 



sai aspecc. 

 4. Male hypopygium of Tipula nordenshjöldi, ninth tergite 



dorsal aspect. 



e hypopygiun 



pendage. 

 ,. e hypopygium ^ , .^ , ..^ , .._ 



trål aspect. 

 7. Male hypopygium of Tipula patagonica, eighth sternite, 



ventral aspect. 



aorsai aspeci. 



5. Male hypopygium of Tipula patagonica, outer pleural ap 



pendage. 



6. Male hypopygium of Tipula fuegiensis, eighth sternite, ven 

 trål aspect. 



9. Male hypopygium of Tipula duséni, eighth sternite, ventral 

 aspect. 



Plate 2. 



Fig. 10. Male hypopygium of Tipula magellanica, lateral aspect. 

 » 11. » » » » » , ninth tergite, dor- 



» 



sal aspect. 

 12. Male hypopygium of Tipula antarctica, ninth tergite, dorsal 



aspect. 



3 hypo; 



aspect. 



3 hypo 



ventral 



3 hypoi 



trål as 



3 hypo 



trål aspect. 

 17. Male hypopygium of Tipula tehuelche, outer pleural appen- 



dflffft. 



aspect. 



13. Male hypopygium of Tipula tehuelche, ninth tergite, dorsal 

 aspect. 

 e hypc 

 ventral 



__. . e hypo,_ _ , ^ 



trål aspect. 



16. Male hypopygium of Tipula tehuelche, eighth sternite, ven- 

 tral flsnp.ot. 



aspect. 



14. Male hypopygium of Tipula magellanica, eighth sternite, 



ventral aspect. 



15. Male hypopygium of Tipula antarctica, eighth sternite, ven- 



tral asnect. 



dage. 



18. Male hypopygium of Tipula tehuelche, ninth pleurite. 



19. Antenna of Tipula tehuelche, fourth and fifth flagellar seg- 



ments. 



20. Ovipositor of Tipula tehuelche, lateral aspect. 



Tryckt den 4 augusti 1920. 

 Uppsala 1920. Almqvist & Wiksells Bokiryckeri-A.-B. 



