598 MONOGRAPH OF THE AUSTRALIAN CICADIDjE, 



Hah. — Kuranda, Q.; four males and four females, collected by 

 Dodd (Coll. G. & F.). 



This undoubtedly is the most beautiful member of the family 

 yet described, and no printed description could do it justice. In 

 some of the examples the green is displaced by pale ferruginous. 



Genus T i b i c e n, Latr. 



1825. Fam. Nat. p. 426. 



1866. Stal, Hemip. Afric. iv. p. 8. 



Body oblong. Head varies in width, rarely broader than front 

 of pronotum; front moderately convex, occupying more than one- 

 half the width of face, with a longitudinal sulcus; apex of clypeus 

 subacuminate or lightly truncate. Rostrum short or medium. 

 Ocelli remote from base of head. Pronotimi with sides rarely a 

 little flattened out, frequently convex; broadened posteriorly. 

 Tegmina vitreous, costal margin not or towards base lightly 

 dilated; ulnar veins frequentl}'^ distant, never contiguous; interior 

 ulnar area lightly dilated towards apex; eight apical areas. 

 Wings vitreous, with six apical areas. 



Last ventral segment of female deeply and broadly emarginate. 

 Opercula small or medium, not overlapping, rarely contiguous. 

 Front femora spined below. 



Type. 



* Synopsis of Species. 



1(10). Tegmina immaculate. 



2 (7). Abdomen yellow. 



3 (4). First and last abdominal segments black, margined 



with yellow melanopygius. 



4 (3). First and last abdominal segments concolorous. 



5 (6). Ocelli nearer to each other than to eyes; dorsum of 



abdomen with a scarlet stripe occidentalis. 



6 (5). Ocelli nearer to eyes than to each other; abdomen 



immaculate , , Jlavus. 



7 (2). Abdomen black. 



8 (9). Lateral margins of pronotum armed with a tooth ruhricinctus. 



9 (8). Lateral margins of pronotum unarmed infans. 



10 (1). Tegmina with fuscous markings. 



