The Odonata or Dmyonflies of South Africa. 



331 



where a narrow line on this margin and large postocular spots 

 remain blue, the latter merging into the light colour of occiput. 

 Prothorax greyish blue, lighter at the sides, a small mid-dorsal dark 

 spot. Thoracic dorsum (discoloured?) light golden brown; a narrow 

 ferruginous line at median suture, black contiguous stripes of 

 something less than one-half the breadth of mesepisterna ; narrow 

 black line in humeral suture, lightly enlarged in ventral third and 

 ending in a black point dorsally ; yellowish colour extending narrowly 

 beyond humeral suture ; sides otherwise very light greenish blue, 

 small black dot in dorsal end of second lateral suture ; ventral side 

 whitish. Legs very light greyish ochreous ; a mere trace of dark 

 lines on external side of femora and tibiae. 



FIG. 40. Enallagma sinuatum, . Kapiri. 



and dorsal view. 



Appendages, i-iglit side 



Abdomen very slender ; light greenish blue, marked black, sides of 

 segments 3-6 yellowish. Segment 1 very small black dorsal spot at 

 base ; '2 small mid-dorsal posterior spot, narrowly joined to lanceolate 

 dorsal line, which ends in a point at the anterior fourth ; 3-6 narrow 

 mid-dorsal line, shortly interrupted at anterior end and slightly 

 dilated near posterior end of each segment ; 7 broader mid-dorsal 

 baud remaining slightly short of both ends ; 8-9 blue ; 10 blue with 

 narrow mid-dorsal black baud. Appendages dark reddish brown 

 (Text-fig. 40). 



Venation dark ; pterostigma dark greyish brown. M., and M^a at 

 Pn<i 6 +4 in front wing, 6 + 3 in hind wing. 



9 Very light reddish ochreous ; sides and ventral side of thorax 

 whitish. Black transverse baud of frons as broad as ocellar region in 



