The Odonata or Drarjonfties of South Africa. 



273 



c? (adult, colours in good condition). Labium and occiput whitish. 

 Lahriiin light yellowish brown with a greenish shade. Dorsum nf 

 head otherwise dull brownish black and light reddish brown, lieddish 

 brown also are the base of the mandibles and genae, the anteclvpeus, 

 and a narrow transverse line slightly concave anteriorly aci-oss the 

 base of the antennae and the anterior ocellus. Pi-othorax dull black. 

 Thoracic dorsum dull black with three about equally broad light 

 reddish-brown lines on the median and at the humeral sutures, the 

 latter ones not reaching quite to dorsal or ventral end of suture. Sides 

 dull black ; a rather broad metepisternal reddish band from the 

 metastigma dorsal not quite to the dorsal end ; latero-veiitral margin 

 of metepimeron very narrowly lined with reddish brown. Ventral side 



FIG. 10. Lestes Ifalilbergi, $. Caffraria. 



dorsal view. 



Appendages, right side and 



black ; a double triangular yellowish spot on the unpaired sclerite of 

 metasternum. Some pruinose blue points in the interalar space. Legs 

 very light yellowish brown ; narrow blackish lines on the external side 

 of femora and internal side of tibiae; spines black. Abdomen dark 

 reddish brown dorsally, turning to very light yellowish brown ventrally, 

 marked with dark brown ; dorsum of segments 1 and 2, 3-6 narrow 

 terminal rings and almost circular, anteriorly diffuse ante-terminal 

 spots ; 7 black with a lateral longitudinal reddish stripe on two-thirds 

 of length; 8-10 wholly black. Appendages black and yellow; the 

 dorsal ridge, sub-basal tooth and tips of superior, basal portion of 

 inferior black. Inferior appendages very short, ending in a blunt, 

 slightly upturned knob (Text-fig. 10). Wings hyaline ; venation 

 blackish ; pterostigma rectangular, narrow, proximal two-thirds dark 

 reddish brown, distal third turning gradually to light yellowish brown. 

 Abd. 31, lidw. 18, pt. 1 mm. 



