BY ARTHUR WHITE. 271 



1913. 



reddisli-black, fourth seo^ment with a white tomentose spot 

 on either side ; legs yellowish-red ; aiitennse with two first 

 joints red, third black. 



Lengih. Male, 15 mm ; female, 18-17 mm. 



Locality. Bagdad Valley, Tasmania. 



Male. Face red-brown, with a few scattered white hairs; 

 moustache composed of a few pale golden bristles; front, 

 which owing to the height of the antennae is very small, 

 black. Antenijse with the two first joints red, the third, which is 

 about three times the length of the first and second together, 

 black and strap-like. Thorax black, without bristles, but 

 with a little white pubescence at sides, more particularly 

 towards the rear; scutellum red-brown, without bristles or 

 pubescence. Abdomen with the three first joints red, the re- 

 mainder reddish-black. Legs : Anterior and middle pairs 

 yellowish-red, posterior pair somewhat darker ; the tarsi 

 similarly coloured to the femora and tibiae and not darkened ; 

 hind tibiae with white bristles. Wings yellow-brown, with 

 all posterior cells open, though the fourth is slightly, and 

 the anal cell considerably, contracted on the wing margin. 



FeiJiah resembles the male very closelv, but the thorax is 

 slightly browner, and the fourth abdominal segment bears a 

 white tomentose spot on eai'h side, which are not discernable 

 in my single specimen of the male. 



This species is subject to variation, both as regards size 

 and depth of colouration. It occurs somewhat sparingly in 

 the bush at Bagdad, Tasmania, during the month of Febru- 

 ary, and the first few days of March. It may usually be met 

 with resting on low vegetation. 



Saropogon, Loew. 



This genus contains five Australian species. The species 

 are small ; antennae with a distinct terminal style; scutellum 

 with marginal bristles ; and front tibiae with a terminal 

 claw. 



Saropogon riibescens, Sp. nov. 



Thorax black; abdomen red, with base and apex black; 

 legs reddish-yellow ; antennae reddish -yellow, with black 

 bristles. 



Length. Female, 14 mm. 



Locality. Perth, Western Australia. 



Female. Face covered with golden-yellow tomentum, which 

 extends slightly above the antennae; vertex black; moustache 

 yellow, very scanty. Antennae reddish-yellow, with black 



