31 



projections on the head, (type coiisobrina CurUs=f^iiiicticcps 



Germ.) 15 (=^**) Agallia 



16a Posterior mart^in of vert^^x emarginate, but margining the 

 eyes behind. Nymph with the entire posterior margin of the 

 vertex elevated, truncate as seen dorsally. (type iiovelliis Sayl 

 16 (*=^*) Agalliop'sis 



17 Clypeus fused with frons ( 18 ) 



17a Clypeus not fused with frons (19) 



18 Face longer than wide 17 X chela 



1 8a Face wider (between the eyes) than long 



18 TJialattoscopHS 



19 Pronotum reaching beyond the anterior margin of the 

 eyes, first two wing veins apparently not confluent i^?)^ 



i<)a Pronotum not reaching as far as the middle of the eyes, 

 first two wing veins confluent towards the apex (20) 



20 Head dorsally wider in the middle than at the sides : a 

 minute appendix close to apex of clavus. . . .19 Batracomorphus 



20a Mead dorsally at least as wide at the sides as in the middle 

 (21) 



21 Two subapical cells in the tegmen (22') 



21a Three subapical cells 21 Eiiriitoscopiis 



22 Lateral keel of pronotum not reaching the eye, but curving 

 far down onto the pleura. Head scarcely narrtnver than prono- 

 tum. Clypeus strongly convex, \'er\- broad at l)ase, suddenly 

 strongly narrowed bexond the middle to the rounded a]iex.... 

 20 Sti'oganiopsis 



22a Characters not as above (=^Macr()psis auctt.. type lanio.) 

 22 Bythoscopns 



2T^ Head dorsally angulate anteriorly, and angulately emar- 

 .qinate posteriory. Pronotum sinuate posteriorly. Face about 

 as long as wide between the eyes 23 Sfoiiasla ^ 



23a Plead anteriorly lightly rounded. Pronotum truncate be- 

 tween the scutellar angles. Face much wider than long. ... ^ 

 24 Macroceps—'^ '"'V^nV'^'^ 



Idiocerns. 



The venation in this large genus is very variable. The' eleven 

 Australian species are separable as follows : 



I Head spotted (2) 



*** These characters were pointed out and used for divisional purposes by Osborn 

 and Ball in their treatment of Aga'Ua- They are good genera, in my opinion. 



