90 APPENDIX. 



verse suture near its tip : propodeon large, obconic, declining:, not 

 furrowed : podeon stout, moderately long : abdomen smooth, 

 keeled beneath, thinly clothed with white hairs, shorter than the 

 thorax ; metapodeon deeply excavated ; octoon, ennaton and de- 

 caton rather large ; the rest very short : legs piceous ; coxae and 

 thighs green , knees and base of tibiae fulvous : wings fuscous ; 

 nervures piceous ; humerus more than twice the length of the 

 ulna ; radius much longer than the ulna; cubitus nearly as long 

 as the ulna; stigma rather large. Length of the body 1J line; 

 expansion of the wings 2 lines. 



Page 30. LAMPROTATUS chrysochlorus, Haliday. JEneomridit\ 

 antennis nigris, pedibus flavis fusco vuriis, alls limpidis. 



Male ; Body convex : head and thorax squameous : head a lit- 

 tle broader than the thorax : antennae slender, filiform, rather longer 

 than the thorax ; first joint long, slightly dilated beneath ; second 

 nearly round ; third and fourth very minute ; fifth and following 

 joints to the tenth long, linear, successively decreasing in length ; 

 club linear, very long, acuminate, thrice the length of the tenth 

 joint : thorax elliptical : prothorax transverse, short, rather small, 

 narrow in front: scutum of the mesothorax large, having a distinct 

 channel across the middle ; sutures of the parapsides distinct, ap- 

 proaching each other ; axillae large, triangular, not conniving ; 

 scutellum conical, not impressed in front, but having a transverse 

 channel near the tip: metathorax large, obconical, decumbent: 

 podeon stout, very short, much less than the length of one-sixth of 

 the abdomen : abdomen fusiform, depressed, very finely squa- 

 meous, rather shorter and narrower than the thorax ; metapodeon 

 large, conical, smooth, covering nearly one half of the dorsum ; 

 octoon shorter than one-fourth of the metapodeon ; ennaton more 

 than twice the length of the octoon ; decaton as long as the oc- 

 toon ; protelum, paratelum, and telum very short: legs slender: 

 wings ample ; humerus less than one-half the length of the wing ; 

 ulna about half the length of the humerus; radius very much 

 longer than the ulna ; cubitus hardly more than half the length of 

 the ulna ; stigma rather large, pyriform, emitting a short branch 

 towards the radius. 



Female; Antenna slender, filiform, as long as the thorax; 

 first joint long, slender; second cyathiform ; third and fourth 

 very minute ; fifth and following joints to the tenth long, linear, 

 successively decreasing in length ; club linear, acuminate, twice 

 the length of the tenth joint : scutum of the mesothorax not chan- 

 nelled: abdomen smooth, oval, acuminated, depressed above, 

 deeply keeled beneath, shorter but hardly narrower than the thorax ; 

 metapodeon large, conical, occupying nearly one-half of the dor- 

 sum ; octoon, ennaton, and decaton equal in size, each rather 



