32 SOUTH AMERICAN TIPULIDAE 



Fig. 4. — -Hypopygium of Molophilus tenebricosus; ventral aspect of the ven- 

 tral apical appendage. 

 Fig. 5. — Fifth antennal segment of Tipula exilis. 

 Fig. 6. — Fifth antennal segment of Tipula jivaro. 

 Fig. 7. — Fifth antennal segment of Tipula mitua. 

 Fig. 8. — Fifth antennal segment of Tipula armillatus. 



Plate V 



Fig. 1. — Hypopygium of Tipula jivaro; lateral aspect. 7 t, 8 t, 9 t, =ter- 

 gites; 8 s, 9 s, =sternites. a = outer lobe of the ninth pleurite. 

 b = inner lobe of the ninth pleurite. 



Fig. 2. — -Hypopygium of Tipula exilis; dorsal aspect of the ninth tergite. 



Fig. 3. — -Hypopygium of Tipula jivaro; the same. 



Fig. 4. — Hypopygium of Tipula mitua; the same. 



Fig. 5. — Hypopygium of Tipula exilis; ventral aspect of the eighth sternite. 



Fig. 6. — -Hypopygium of Tipula jivaro; the same. 



Fig. 7. — Hypopygium of Tipula mitua; the same. 



Fig. 8. — Hypopygium of Tipula armillatus; the same. 



