CHALCIDIDiE. 49 



metathorax abrupte declivis ; abdomen brevi-lauceolatum, thorace 

 longius ; pedes pallide flavi, coxis feraoribusque runs his subtus 

 deuticulatis, feraoribus tibiisque quatuor auterioribus nigro latissime 

 unifasciatis ; alae diaphanae. 



Female. — Black, rather slender. Head and thorax thickly and 

 minutely punctured. Head as broad as the thorax. Antennae 

 subclavate, rather shorter than the thorax ; first joint red towards the 

 base. Length of the prothorax about one-fourth of its breadth. 

 Sutures of the parapsides distinct ; tegulae yellowish white ; scutellum 

 with two short stout apical teeth. Metathorax short, perpendicular. 

 Petiole very short. Abdomen smooth, shining, short-lanceolate, 

 somewhat longer than the thorax ; first segment very large? Legs 

 pale yellow ; hind coxae and hind femora red, the latter very thick 

 and with several minute teeth beneath ; four anterior femora and 

 tibiae with a very broad black band on each. Wings pellucid. Fore 

 wings with black veins ; ulna about half the length of the humerus ; 

 radius less than half the length of the ulna ; cubitus extremely short. 

 Length of the body 2 lines. 



Hong Kong. 



C. alternipes. Mas. — Nigra ; scutellum bidenticulatum ; meta- 

 thorax abrupte declivis ; abdomen ovatum ; femora postica rufa, 

 subtus denticulata ; femora tibiaeque quatuor anteriora basi apiceque 

 rufa ; tarsi run ; alae cinereae. 



Male. Black, stout, with cinereous tomentum. Head and thorax 

 thickly and minutely punctured. Head as broad as the thorax. 

 Antennae subclavate, a little shorter than the thorax. Prothorax 

 subquadrate, its length equal to about one-sixth of its breadth. 

 Sutures of the parapsides well defined. Scutellum with two minute 

 apical teeth. Metathorax abruptly decumbent. Petiole very short. 

 Abdomen oval, smooth, a little shorter than the thorax ; first segment 

 large, shining, without tomentum. Hind femora red, very thick, 

 with several very minute teeth beneath ; four anterior femora and 

 tibiae red at the base and at the tips ; tarsi red. Wings cinereous. 

 Fore wings with black veins ; ulna about half the length of the 

 humerus ; radius much shorter than the ulna ; cubitus extremely 

 short. Length of the body 2J lines. 



Hong Kong. 



C. lugubris. Fcem. — Nigra, crassa ; scutellum bidentatum ; 

 abdomen ovatum, thorace longius, segmentorum marginibus posticis 

 cinereo pubescentibus ; femora postica subtus denticulata ; pedes 

 quatuor anteriores geuubus tibiis apice tarsisque fulvis ; alae cinereae. 



