32 SOUTH AMERICAN TIPULIDAE 
Fig. 4. — Hypopygium of Molophiliis tencbi-icosus; ventral aspect of the ven- 
tral apical appendage. 
Fig. 5. — Fifth antennal segment of Tipula exilis. 
Fig. 6. — -Fifth antenna] segment of Tipula jivaro. 
Fig. 7. — -Fifth antennal segment of Tipula milua. 
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. 
-Hypopygium of Tipula exilis; dorsal aspect of the ninth tergite. 
-Hypopygium of Tipula jivaro; the same. 
. — Hypopygium of Tipula mitua; the same. 
-Hypopygium of Tipula exilis; ventral aspect of the eighth sternite. 
1.- — ^Hypopygium of Tipula jivaro; the same. 
. — ^Hypopygium of Tipula mitua; the same. 
-Hypopygium of Tipula armillatus; the same. 
Fig. 
2 
Fig. 
3 
Fig. 
4 
Fig. 
5 
Fig. 
G 
Fig. 
7 
Fig. 
8 
