380 



Aiinah of tlifi South African Museum. 



to about oue-third length of the segment's length ; 8 very small spots 

 at ventral margin. Appendages blackish ; superior parallel in dorsal 

 view, narrow, gradually narrowed to end, obtuse ; in side view very 

 slightly curved downward ; inferior appendage of about equal length, 

 squarely cut at end. Genital organs on segment 2 similar to M. pirta ; 

 a transverse obtuse ridge on anterior lamina densely fringed with black 

 hair ; hamuli broadly elliptical in outline, curved points turned hind- 

 ward and laterally, a transverse ridge conspicuously yellow, the hamule 

 otherwise blackish. Lobe larger than hamule, almost rectangular, 

 inclined to an angle of about 45°. 



Wings hyaline ; costal vein black with a very narrow yellow line. 

 Pterostigma black. Minute brown spot at base of hind wings from C 

 to A. Membrauule white in proximal, diffusely light grey in distal half. 



Fig. 65. — Macro^nia tlieiis 



(J . Chirinda Forest, 

 rierht side view. 



Terminal scti'ments 



Anq. 



16i . 16 



Cu 



in front wiu^ 

 in right hind wing : 



two rows of dis- 

 . in left one "2 cells 



5^5 5 . 5 

 11. 11' " ^^" 4.4' "-2 .2 

 coidal cells to level of 1 iridge ; 

 running from M^ to Ciiq. 



$ . Similar to male. Sides of frons and jiostelypeus at the eye 

 more distinctly yellowish. Thorax as in male. Abdomen more robust, 

 very little dilated on segments 7-9 ; yellow markings generally slightly 

 more extended, except in second segment, where the transverse band 

 appears dissolved into four spots ; on segment 3 the narrow basal 

 ring is very nearly complete and the submedian dorsal spots extend 

 posteriorly beyond the transverse carina ; 4 submedian spots almost as 

 on 3 and also minute spots behind the carina ; 5-6 very minute sub- 

 median spots. Appendages short, sharply pointed, black ; supra-anal 

 tubercle with a shares dorsal keel. Genital segments as in Text-fig. 66, 

 a conspicuous light yellow spot on the otherwise oliscure ninth ventral 

 plate. 



