FAM. CICADIDvE 17 



4. U. stalina. W. Africa. 



Platypleura stalina, Butler. Cist. Ent. Vol 1, p. 193 (1874). 



5. U. limbalis. E. Africa. 



Platypleura limbalis. Karsch, Berl. Ent. Zeitschr. Vol. 35, p. 96, t. 3. f. 8 

 1 1890). 



6. U. prcecellens. W. Africa. 



Platypleura pratcellens, Stal, Trans. Ent. Soc. Lond. (i863), p. 072. 

 Ugada pracellens. Distant, ibidem (1904), p. 669, t. 29, f. 5. 



7. [". inquinata. Nyasaland. 



Platypleura inquinata. Distant, Trans. Ent. Soc. Lond. (i88i).p.63i; Waterh. 

 Aid Ident. Ins. Vol. 2, t. 128, f. 3. 



8. U. tigiina. W. Africa. 



Cicada tigrina, Palisot de Beauvois, Ins. p. i33, Hera. t. 20, f. 6 (i8o5). 



9. U. Hmbimacida. W. Africa. 



Platypleura limbimacula, Karsch, Ent. Nachricht. Vol. 19, p. 170 (i8g3l. 



12. Genus ANGAMiANA, Distant 



Angamiana. Distant, Ann. Mag. Xat. Hist. (6), Vol. 5, p. 234 (1890). 



Characters. — Head small, including eyes much narrower than pronotum and narrower than 

 base of mesonotum, ocelli much wider apart from eyes than from each other, front much depressed; 

 pronotum longer than mesonotum, its lateral a"nd posterior margins very broad, the first strongly 

 ampliated and obscurely angulated; abdomen longer than space between apex of head and base of 

 cruciform elevation, above with its lateral areas oblique; tympanal orificies completely covered; oper- 

 cula broad, obtusely angulated, not reaching the middle of abdomen; tegmina semihyaline, with the 

 apical third more or less reticulately veined, Ihe apical areas numerous, generally twelve or thirteen in 

 number. 



Type. — A. txtherea, Distant. 



Geographical distribution of species. — India, Tonkin. 



1 . A. atherea. India. 



Angamiana etherea, Distant, Ann. Mag. Nat. Hist. (6), Vol. 5, p. 235 

 (1890,1; Mon. Orient. Cicad. p. 100, t. i3, f. ia,b (1892). 



2. A. floridula. — PI. 2, Figs. 12a, b, C. China and Tonkin frontier. 



Angamiana floridula, Distant, Ann. Mag. Nat. Hist. (7), Vol. 14, p. 299 

 (1904). 



13. Genus POLYNEURA, Westwood 



Polyneura. Westwood, Arcan. Ent. Vol. 1, p. 92 (1842). 



Characters. — Head including eyes about as wide as base of mesonotum, but narrower than 

 pronotum, ocelli further apart from eyes than from each orther, front obliquely depressed; pronotum 

 longer than mesonotum, its lateral margins ampliated and medially shortly angulate; abdomen longer 

 than space between apex of head and base of cruciform elevation; tympanal orificies completely 

 covered; opercula short and broad; meso- and metasterna centrally sulcate; tegmina opaque with the 

 venation dense and furcate, reticulate towards apex, all the areas numerous and ill-defined. 



Type. — P. ducalis, Westwood. 



