493 



palpiger short and indistinct; fixed hook of the proximal segment 

 longer than the distal segment, black at the tip ; antennae black, the 

 second segment pale at the distal end ; postclypeus black ; the ante- 

 clypeus, labrum, exposed portions of the mandibles, their trochantins 

 and the genae, pale yellow; front, vertex, clypeus, and labrum thinly 

 pilose, the setae pale ; eyes pale yellow. 



Thorax metallic green, black, and yellow ; pronotum green, the 

 caudal lobe narrow, the median lobes not distinctly separated, pro- 

 epimeron and proepisternum black, pollinose with age, the suture be- 

 tween the epimeron and notum indistinct ; dorsal carina of the meso- 

 thorax black ; mesosupraepisternum green, the mesinf raepisternum and 

 the mesopleural suture black ; mesepisternum green with the exception 

 of the cephalo-ventral shoulders ; metapleural suture usually black, the 

 stripe indefinite, increasing in extent with age and covering a large por- 

 tion of the metepimera ; postcoxal areas buff ; legs black and buff, the 

 coxae pale and black, femora with three black stripes alternating with 

 three buff-colored ones; tibiae, tarsi and claws black; setal rows of 

 the front femora composed of two and nine setae respectively ; wings 

 clear, the antenodal cross-veins two in number, postnodal cross-veins 

 ten to eleven; stigma of the front wing surmounting two cells; stigma 

 of the hind wing slightly smaller than that of the front wing; M 2 

 originating between the third and fourth postnodal cross-veins in the 

 front wing and between the second and third in the hind wing. 



Abdomen metallic green ; first tergum green on the dorsum and 

 with a small, black, lateral basal spot on each side ; dorsum of the sec- 

 ond tergum green, the green extending well onto the sides, the latero- 

 ventral margins, however, being pale ; terga 3-7 with broad, longitu- 

 dinal green stripes, widened subapically, and with narrow basal, dor- 

 sally interrupted, yellow rings and longitudinal lateral stripes; all of 

 segments eight, nine, and ten green above, black or pollinose below; 

 sternum of segment one with a median black spot at the caudal end, 

 3-10 black ; superior anal appendages (Figs. 135, 136) black at the tip, 

 brownish at the base, the lateral surfaces tuberculate, the mesal mar- 

 gins with a large basal tooth and a row of small ones beyond to the 

 distal third ; inferiors broad, black and distinctly expanded at the apex. 



Female. — Color, metallic green and yellow. 



Head similar to that of the male. 



Thorax with pale dorsal carina and mesopleural sutures, and 

 usually lacking the black stripe on the metapleural suture. 



Abdomen : proximal half of the first tergum with a pale dorsum ; 

 terga 8-10 with broad lateral stripes of yellow; first sternum without 

 the black spot and the eighth, instead of being all black, has a mesal 



