74 



MORPHOLOGY AND TAXONOMY OF ADULT MALES 



Genital segment. Penial sheath of medium length, about \ total body length (ratio i : 4-80- 

 5-32, average 5-04), 315-369 (average 349) u. long and 53-61 (average 57) y. wide ; lateral 

 sclerotizations narrowly joined anterior to anus ; length of basal rod about f to equal that of 

 aedeagus and extending anteriorly from base of the latter to apex of the basal membranous 

 area ; apex of sheath without membranous extension. Area from base of sheath to tip of 

 aedeagus with 36-46 (average 40) small setae ; a cluster of small sensilla occurring ventrally 

 near apex of sheath. Aedeagus long (125-148, average 140 (j.) and broad, penial sheath and 

 basisternum longer, ratios being 1 : 2-4-2-6 (average 2-5) and 1 : 1-21-1-42 (average 1-31) 

 respectively. 



Material examined : 7 specimens, collected by C. J. Joubert on " katdoring " 

 {Asparagus sp.) during August, 1956 in Stanford, South Africa; received from J. G. 

 Theron. 



SPHAEROLECANIUM 



Sphaerolecanium prunastri (Fonscolombe) 



(Text-figs. 22 and 23) 



A medium-sized, robust species with comparatively short antennae and legs ; with many 

 setae on the appendages, but few on the body itself. When mounted, total body length 

 1640-1810 (average 1739) y. ; width at mesothorax 360-430 (average 408) y.. Wing expanse 

 2750-2940 (average 2816) y. 



Fig. 22. Sphaerolecanium prunastri (Fonsc), dorsal and ventral view. 



