314 Mr. Walker's Descriptions of 



Mandibles red. Antennae black; first joint green. Thorax 

 largely punctured. Abdomen sniootli, very convex, a little 

 shorter than the thorax which it equals in breadth. Knees 

 and tarsi ferruginous. Wings cinereous ; veins black ; ulna 

 less tlian half as long as the humerus ; radius rather shorter 

 than the ulna ; cubitus less than half as long as the radius. 

 Length of the body If lines. 



10. Perilampus ohscurus. 



Male. Green, shining. Head and t'lorax finely scabrous. 

 Head and fore part of tliorax bluish-green. Head a little 

 broader than the thorax. Antennae l)lack, stout. Sutures of 

 the parapsides very strongly marked. Petiole short. Ab- 

 domen elliptical, smooth, shining, deeper than long, nar- 

 rower Imt not longer than the thorax. Tarsi luteous. 

 Wings pale cinereous; veins brownish; ulna nearly as long 

 as the Immerus ; radius and cubitus very short. Length 1 

 line. 



11. Lamprotatus nohilis. 



Female. Bright golden-green. Head and thorax finely 

 squamous, here and there cupreous. Head a little broader 

 than tlie thorax. Antennae piceous, stout. Abdomen 

 subsessile, smooth bluish-green except towards the base, 

 about as long and as broad as the thorax, lanceolate from 

 somewhat before the middle to the tip, slightly angular 

 beneath where the lanceolate part begins. Legs luteous ; 

 coxae and femora green; the latter luteous at the tips. 

 Wings pellucid , veins pale brownish ; ulna about half as 

 long as the humerus, radius ratlier shorter than the ulna, 

 more than twice as long as the cubitus ; stigma brown, 

 small. Length of the body 2| lines. The flat and more 

 elongated abdomen and the smaller stigma distinguish it 

 from L. clirysochlorus and from other species. 



12. Lamprotatus dijinis. 



Male. Bright bluish-green, convex. Head and thorax 

 finely squamous. Head broader than the thorax. Antennae 

 black. Abdomen smooth, a little narrower and shorter than 



