135 



Tongue sliort and weakly developed 



Tongue strong ... 



Abdomen with lateral tufts of hair, more 



de\'eloped in male 



Abdomen without lateral tufts 



Thorax with sharp, ridge-like anterior 



crest 



Thorax with rounded anterior crest 



2. Brithys 

 6. 



5. Dasygaster 



6. Sidcridis 



7. Tiracola 



8. Melanchra 



1. Gen. Metopiora, Meyr. 



Tongue short and weakly developed. Frons projecting, 

 with a large circular apical depression with raised rim con- 

 taining a central circular truncate corneous process. Palpi 

 short, ascending ; second joint with short loosely appressed 

 hairs; terminal joint small, slender. Thorax and abdomen 

 without crests. Posterior tibiae hairy on dorsum. Neura- 

 tion normal. 



sanguinata, Luc. 



2. Gen. Brithys, Hb. 



, Tongue short and weakly developed. Frons rounded, 

 very slightly projecting. Palpi short, obliquely ascending; 

 second joint densely rough-haired; terminal joint minute, 

 concealed. Thorax with small posterior crest. Abdomen with 

 small crest on basal segment. Posterior tibiae hairy on 

 dorsum. Neuration normal. 

 crini, Fab. 



3. Gen. Meliana, Curt. 



Frons not projecting. Palpi moderate, obliquely ascend- 

 ing; second joint with loosely appressed hairs; terminal joint 

 short. Thorax and abdomen not crested. Posterior tibiae 

 smooth. Neuration normal. 



Type, fiainmea, Curt. Hampson describes the frons as 

 showing a rounded prominence, which is not the case in the 

 Australian species. However this may be, the smooth pos- 

 terior tibiae should be made the distinction between this genus 

 and Leucania. 



lewi?iii, Butl. scotti, Butl. microsticta, Turn. : Proc. 

 Linn. Soc. N.S. Wales, 1909, p. 341. 



4. Gen. Leucania, Ochs. 



Frons not projecting. Palpi moderate, porrect or 

 obliquely ascending; second joint with loosely appressed 

 hairs; terminal joint small. Thorax and abdomen without 

 crests. Posterior tibiae hairy on dorsum. Neuration normal. 



cruegeri, Butl. melanopasta, Turn. 



