278 



DIPTERA OF AUSTRALIA, 



Genus 7. Tanypus, Meig. 



Tmiypus, Meigen, Illiger's Mag. II. p. 261, 1803; Latreille, 

 Gen. Cr. et Ins. IV. p. 247, 1809; Fries, Mon. Tanyp. Suec. 

 1823; Macquart, S.aB. I. p. 60, 1834; Curtis, Brit. Ent. XI. 

 p. 501, 1834; Zetterstedt, D.Sc. IX. 1850; Walker, I.B. III. 

 p. 196, 1856; ScMner, F.A. Dipt. 1864. 



AntenuEe 2-+ 13-jointed. Wings pubescent. Marginal cross- 

 vein and second longitudinal vein most distinct. Fork of fifth 

 lono^itudinal vein with its base at base of posterior cross-vein. 



INDICES OF ALAR AND TARSAL PROPORTIONS. 



266. Tanypus Mastersi, sp.n. (PI. xii., fig. 24). 



9.— Length of antennae 0-030 inch ... 0-76 millimHre. 



Expanse of wings 0-125 x 0-033 ... 3-16x0-84 



Size of body 0-lOOx 0-030 ... 2-54 x 0-76 



Antennae brown, with yellow verticils ; first joint of scapus 

 castaneous. Head, front, and clypeus castaneous. Palpi sordid 

 ochre-yellow, densely pubescent. Eyes deep green. Thorax dull 

 ochreous-brown, with a few scattered yellow hairs and three moder- 

 ately broad deep brown longitudinal stripes, all reaching scutellum, 

 intermediate stripe starting about \ of its length from anterior 



