7() HKVISION OF THK STRATIOMYID^. OF AUSTRALIA, 



segments aud a style, the first segment being the longest, and 

 distinctly longer than the first two antennal joints together, the 

 second, third, and fourth segments of nearly equal length, the 

 style about one-half the length of either of these segments. 

 Thorax narrow; scutellum with four, slender, marginal spines. 

 Abdomen long and unusually slender. T-egs lonsf and slender, 

 posterior femora slightly swollen. Wings with the venation of 

 Neoexaireta spinigera: cubital vein forked and much curved: 

 discal cell with four, issuing veinlets, first, second, and fourth 

 complete, third incomplete; anal cell closed blunth' at some 

 distance above the wing-margin. 



This genus is proposed for a New South Wales species, repre- 

 sented by a single specimen in the collection of the Adelaide 

 Museum. 'I'he form of the antennae distinguishes it from any 

 other irenus of the Berhue. 



o^ 



Xanthoberis siliacea, sp.nov. (Fig. 2). 



Front black; antennae brown, with the base yellow; thorax, 

 .scutellum, and scutellar spines light yellow-brown; abdomen 

 light yellow-brown, with apex black; legs yellow: wings hyaline, 

 with a dark brown stigma. Length, ^i 9 mm. 



Hah. — New South Wales (Dorrigo). 



Female. — Face and portion of front adjoining base of antennte 

 covered with silvery hairs. Front black. Proboscis oiange. 

 Antennae brown above, except the short, first and second joints, 

 and a portion of first segment of third joint, which are yellow: 

 beneath, the antennae are yellow for nearly two-thirds of their 

 length, the remainder light brown, with the style black. Thorax 

 and scutellum light yellow-brown, with an orange tinge: scutellar 

 spines yellow. Abdomen with first five segments light yellow- 

 brown, sixth, seventh, and genitalia brownish-black. Legs with 

 anterior and middle pairs entirely yellow; posterior femora 

 bright yellow-brown, with base pale yellow; posterior tibiae 

 yellow-brown; posterior tarsi yellow. Wings hyaline, with a 

 dark brown stigma. 



This species is known from only a single specimen, labelled 

 " Dorrigo, N. S. Wales," in the Adelaide Museum. It may be 



