The OiloHitta or Dra<j(ijh\'s of Soutli Africa. 



length, the median branch terminating in a point at two-thirds of its 

 height. Sides yellowish (or reddish iu life ?) ; a rather broad and 

 ;il most complete black mesepimeral band; a narrow black line in the 

 dorsal third of the first lateral suture ; a broader black line on the 

 second lateral suture for its entire length. Ventral surface yellowish 

 with very narrow black lines on the sutures. Femora black ; tibiae 

 foliaceous, lanceolate, bright scarlet red on the outer, pure white on 

 the inner surface ; tarsi black. 



Abdomen short, depressed, not much narrower than the thorax at 

 the base, very gradually narrowing" to the end. Dorsum light blue 

 (often badly discoloured in dead specimens) ; sides of segments 1 to 3 

 crimson ; ventral side of 1 to 3 crimson with a blackish hue, 4 to 10 

 blackish. 



FIG. 6. Libellacjo caligala, . M'Fongosi. Appendages, right side and 



dorsal view. 



Black markings on dorsuin : Segment 1 a triangular dorsal spot ; 



2 a longitudinal dorsal line and an incomplete transverse line near the 

 segment's end, a latero- ventral somewhat diffuse longitudinal band; 



3 a U-shaped dorsal marking, a narrow medial dorsal line and an 

 almost complete latero -ventral longitudinal band ; 4 narrow nearly 

 rectangular transverse apical spots ; 5-6 the trace of a transverse ante- 

 apical line ; 7-10 wholly blue. Appendages deep black (Text-fig, u'). 



Wings hyaline; a yellowish tint of the base gradually vanishing 

 towards the quadrilateral. Pterostigma blackish at the ends, dark 

 reddish brown in the centre. Venation (Plate VI, fig. 6). 



Teneral males are much like females in colour and pattern of head 



and thorax ; dull grey or violet on the dorsuin ; yellowish on the sides 



of segments 1-3 of abdomen. Their dilated tibiae show various tints 



of pale yellow on the inner, of yellow or orange on the outer side. 



V - Labiuni whitish yellow. Labruni yellow, rather broadly black 



