126 . AUSTRALIAN RHYPHID^E AND LEPTID^ (dIPTERA), 



4, A small species from N.S.W., 3 mm. long. vexans^ 



A larger species 5 mm. long from Tasmania. 



tabaniformis^ 



S'pcinioiJsis tahanif ormis , AVhite. 



White, P. & P. Roy. Soc. Tasm., pg. 44, text fig. 2, 1914.. 

 Pergiison, J. & P. Hoy. Soc. N.S.W., xlix., pg. 238, PI. 

 26, fig. 11, 1915. 



Hab. Tasmania. The only specimen taken, sincei the 

 original 13 from Freycinet's Peninsula in 1914, was cap- 

 titred by Mr. C. Cole at Wedge Bay, during Easter, 1917. 



SiJaniojisis vexans, Ferg. 



Fergnsoai, J. & P. Roy. Soc. N.S.W. xlix., pg. 238, pi. 26,, 

 figs. 6 and 10, 1915. 

 Plab. New South Wales: — Heathcote, June, 1917, and 

 Thirroul (Sublime Point), 30th March, 1918. 2 specimens. 



iS23a)iiopsis clelandi, Ferg. 



Fergusoaa, J. & P. Roy. Soc. N.S.W., xlix., pg. 240, pi. 26,, 

 figs. 5 and ,9, 1915. 



Hab. New South Wales: — 2 specimens, Thirroul (Sub- 

 lime Point), 30th and 31st March, 1918. 



Sjjanio'jysis marginiijennis, Ferg. 



Ferguson, J. & P. Roy. Soc. N.S.W., xlix., pg. 239, pi. 26,. 

 figs. 2, 4, and 8, 1915. 



Hab. New South Wales: — Heathcote, June, 1917, 

 about 40 specimens, very common at the bottom of a. 

 gully; Hornsby, June, 1917. 



SiJaiiiopsis longicornis, Ferg. 



Ferguson, J. & P. Roy. Soc. N.S.W., xlix., pg. 242, pi. 26,. 

 figs 1, 3, and 7, 1915. 



Hab. New South Wales: — Heathcote, June, 1917, 3 

 specimens. 



Genus Austroleptis, gen. nov. 



Antennse 7 jointed, composed of two more or less equal 

 basal joints, both about as wide as long, third swollen and 

 m.uch compressed, and a terminal complex of four closely 

 fitting but distinct joints, which under a coddington lens 

 often looks like only three. The venation is soiaewhat- 



