BY WILLIAM H. ASHMEAD. 339 



flagellum subclavate, sparsely pubescent, funicle joints longer than 

 thick. Thorax with parapsidal furrows distinct, entire; anteriorly 

 abruptly truncate, the pronotum not being visible from above 

 except slightly at lateral angles; scutellum large, axillae widely 

 separated. Legs yellow, coxae, except at tips, metallic; trochanters, 

 tarsi and teguhe yellowish-white. "VVings hyaline, marginal, post- 

 marginal and stigmal veins light brown, the marginal vein being 

 very long, fully four-fifths length of subcostal vein, postmarginal 

 vein about half length of marginal, stigmal a little shorter than 

 marginal and ending in a rounded knob. Abdomen conically 

 elongate and about one-third longer than head and thorax united. 



g. — Length 1-8 mm. Blue to bluish-green; flagellum long, 

 filiform, joints more than twice as long as thick, first and second 

 fully thrice as long as thick; legs, except middle and hind coxae, 

 wholly yellow; abdomen oblong, depressed, and scarcely as long 

 as thorax. 



Ti/pe—^o. 4888, U.S.N.M. 



I fab.— Sydney, N.S.W. 



Host — Dipt. : C 'ecidomyia frauenfeldi ("W. W. Froggatt). 



Family lxvii.— CLEONYMID^E. 



Subfamily i. — CHALCEDECTIN-E. 



Genus Systolomorpha, Ashmead, n.g. 



(21) Systolomorpha thyridopterygis, n.sp. 



Q. — Length 1*8 to 2 mm. Black, shining; flagellum brown; 

 sutures of trochanters, tips of femora and all tibiae and tarsi 

 yellowish-white; wings hyaline, venation brown. 



Head transverse, a little wider than thorax, about thrice as 

 wide as thick antero-posteriorly, scrobes delicately impressed but 

 distinct; ocelli 3, arranged in an obtuse triangle, lateral ocelli a 

 little wider from each other than to front ocellus, surface of head 

 distinctly coriaceous. Antennae short, flagellum clavate, pedicel 

 short, obconical, a little longer than thick and much larger than 

 first two joints of funicle ; funicle joints short, wider than 



