BY G. H. HAKDY. 125 



thorax, abdomen, antennae, palpi, a little on other part* 

 of head and legs, black. 



Length, 5 mm. 



Holotype, allotype, and the holotype var. in the Aus- 

 tralian Museum. 



Hab. Tasmania: — Oradle Mt., holotype 16th Jan., 

 1917; holotype var. and allotype 16th Jan., 1917; para- 

 type, 16th Jan.. 1917; paratype var. 21st Jan., 1917. 

 Mt. Wellington, paratype, 6th Jan., 191G. In all 6 speci- 

 mens. 



G^nus Spaniopsis, White. 

 White, P. & P., Roy. Soc. Tasm., pg. 43, text fig. 2, 1914. 

 Fergu.son, J. & P., Roy. Soc. N.S.W., vol. 49, pg. 233, 

 plate 2G, 1915." 

 Antenna? with the first and second joints small, the 

 third large, tcrniinallv produced into a thickened jointed 

 appendage. Wings with only four posterior cells, the 

 third posterior vein being reduced to a stump which is 

 occasionally absent; the fourth posterior branches from 

 about one quarter the length of the discoidal cell ; the 

 lower bninch of the cubital fork ends at the tip of the 

 wing; anal cell closed beforo the border of the wing; eyes 

 bare, in the female separate ( $ unknown); abdomen con- 

 ical; tibiae without bristles, the anterior and posterior 

 without spurs, the intermediate with two spurs. 



The female has blood-sucking habits. 



Dr. Ferguson has given a key to the identifica.tion of 

 the s])ecie8 founded on colour which is very reliable and 

 oasy for ii.sc. The following key is founded on struf- 

 *ure : — 



Aey to Genu-; S pajiiopsii-:. 



1. Terminal appendage of antenna; twice the length of the 



three basal joints. lovgicornix. 



Terminal appendage of antenna; about as long as the 



three basal joints. 2. 



2. The third joint of antenna? swelling away from its 



terminal appendage towards the base much more 

 dorsally than ventrally. 3. 



The third joint of antenna? .swelling from its terminal 



appendage more or less uniformly above and be- 



I ow . 4 . 



3 Terminal appendage of antennae a little longer +han the 



length of the three basal joints. marfjiriipe'nni'x. 



T(Mminal apnendasre of antennae a little shorter than 

 the length of the three basal joints. clelandi. 



