10 



Hab. — Queensland: Cairns district. One female on- 

 foliage of sugarcane, June, 1915 (A. P. Dodd). 



Type.—l. 5403, South Australian Museum. A female 

 on a tag, antennae and forewing on a slide. 



POLYGXOTUS AUSTRALIS, n. Sp. 



O . Shining-black ; coxae concolorous, the legs otherwise 

 bright golden-yellow, also the antenna! scape, the pedicel and 

 funicle joints a little suffused dusky, the club brown : femora 

 and tibiae slightly dusky in centre. Head transverse, as wide 

 or slightly wider than the thorax : occiput finely circularly 

 striate : viewed from in front the head is distinctly wider than 

 long : frons with exceedingly fine, dull surface sculpture : eyes 

 large, bare. Thorax convex dorsad: scutum a little longer 

 than greatest width, with fine, dense, polygonal, scaly 

 sculpture ; parapsiclal furrows delicate but complete : scutellum 

 circular, well separated from the scutum, smooth except for 

 sparse whitish pubescence : metauotum very short at meson ; 

 thorax stout. Abdomen oval ; widest near posterior margin 

 of second segment ; from lateral aspect somewhat convex 

 above, less so beneath : first segment about twice as wide as 

 long, strongly striate ; second occupying about one-half of 

 surface, finely striate for basal half, the apical half alutaceous. 

 Forewings attaining apex of abdomen : hyaline : broad ; discal 

 cilia fine and sparse. Antennae 10-jointed : scape long and 

 moderately stout ; pedicel one-half longer than wide : first 

 funicle joint very small, distinctly narrower than preceding 

 or succeeding joint, cupuliform, as long as wide; second and 

 third a little longer than wide ; club 5- jointed, somewhat 

 wider than funicle, joints 1-4 somewhat longer than wide, the 

 fifth longer, the first cupuliform. Length, 1 mm. 



~ . Like the female, but flagellar joints all darker, club 

 not distinct, the second and third funicle joints not distinctly 

 narrower, and the first club joint not cupuliform. 



Hab. — Northern Territory: Darwin. Many specimens of 

 either sex, labelled ''Bred from galls on buds of Careya 

 australis, 17/10/14, G. F. Hill." 



Type. — I. 5404, South Australian Museum. Two females 

 on a tag, a male and female on a slide. 



Sactogaster sacchaealts, n. sp. 

 9 • Shining-black : coxae and hind femora and tibiae 

 dusky-black, other femora and tibiae slightly dusky, the rest of 

 the legs bright golden-yellow, also antennal scape, the funicle 

 dusky, the pedicel and club black. Head very transverse ; 

 ocelli rather far apart, the lateral pair separated from the 

 eye margins by more than their own width : with fine, very 



