Subfamily GoMPHINAE 
The Club-tails 
Large dragonflies of low-perching habits and rather bright color- 
ation, usually in a pattern of alternating blackish and greenish* stripes. 
Eyes widely separated on top of head. Tip of labium entire. Stigma 
broad, and with a brace vein at its proximal end. Females with no 
Ovipositor, but with a small subgenital plate. 
In the descriptions which follow the blackish stripes of the thorax will 
be designated by the numbers that they bear in figure 27. 
This is a large group of mainly stream-inhabiting forms. The adults 
fly about the shores in sallies from one resting place to another. They 
esa 
= ae ES 

Fig. 25. Wing bases. a.l., anal loop; t.p., trigonal planate; 6b, basal 
subcostal cross vein; ac, anal crossing; t, triangle; t’, subtriangle; s, supratriangle; 
p.c., first post anal cell. 
squat oftenest flat upon the bare ground, or on some rock projecting 
from the water. The males fly more constantly than the females, 
coursing the banks in search of food and mates. The females in their 
* The greens fade to yellow in old museum specimens. 
