FAM. CICADID/E 



27 



24. Genus RIHANA, Distant 



Rihana. Distant, Ann. Mag. Nat. Hist. (7), Vol. 14, p. 426 (1904). 



Cicada, subgen. Chremestica. Stal (part.), Oefv. Vet.-Ak. Forh. (1870), p. 714, note. 



Cicada, subgen. Cicada. Stal (part.), ibidem. 



Cicada, subgen. Diceroprocta. Stal (part.), ibidem. 



Characters. — Head distinctly longer than half the breadth between eyes, and including eyes 

 wider than base of mesonotum ; face more or less prominent, its lateral margins in line with lateral 

 margins of vertex; eyes oblique, longer than broad; pronotum a little narrowed behind eyes, about or 

 almost as long as mesonotum in front of cruciform elevation; abdomen not, or scarcely, longer than 

 length between apex of face and base of cruciform elevation ; other characters generally as in Cicada. 



Type. — if. ochracea, Walker. 



Geographical distribution of species. — This genus includes a number of Eastern Palearctic, 

 Oriental and American species and a few from Madagascar. 



Species Orientales 



A. Opercula about half the length of abdomen. 

 a. Tegmina and wings clear, hyaline. 



1. R. ochracea. China, Formosa. 



Fidicina ochracea, Walker, List Horn. Vol. 1, p. 99 (i85o). 



Cicada ochracea, Distant, Mon. Orient. Cicad. p. 96, t. 12, f. i3a,b (1S91). 



Cicada ferrif era, Walker, List Horn. Vol. 1, p. n5 (i85o). 



Duadubia fasciceps. Stal, Oefv. Vet.-Akad. Forh. (1854), p. 242. 



Cicada fuscictps, Stal, Berl. Ent. Zeitschr. (1866), p. 171. 



2. R. coronata. Sumatra. 



Cicada coronata. Distant, Ann. Mag. Nat. Hist. (6), Vol. 3, p. 52 (1889) ; 

 Mon. Orient. Cicad. p. 95, t. 12, f. n«,& (1891). 



3. if. tagalica. Philippines. 



Cicada {Chremistica) tagalica, Stal, Oefv. Vet.-Akad. Forh. (1S70), p. 714. 

 Cicada tagalica, Distant, Mon. Orient. Cicad. p. 96, t. 6, f. 8a, b (1891). 



4. R. timorensis. Timor. 



Cicada timorensis. Distant, Ann. Mag. Nat. Hist. (6), Vol. 10, p. 406 (1892). 



B. Opercula not half the length of abdomen. 

 b. Tegmina and wings fuscescent. 



5. if. polyhymnia. 



Fidicina polyhymnia, Walker, List Horn. Vol. 1, p. 94 (i85o). 



Cicada polyhymnia. Distant, Mon. Orient. Cicad. p. 97. t. 12, f. 4a. b (1892). 



c. Tegmina and wings clear, hyaline. 



6. if . pontianaka. 



Cicada pontianaka, Distant, Ann. Mag. Nat. Hist. (6), Vol. 1, p. 298 (1888) ; 

 Mon. Orient. Cicad. p. 97, t. 5, f. ja,b (1892). 



7. if. germana. 



Cicada germana, Distant, Ann. Mus. Stor. Nat. Genova (2), Vol.6, p. 457, 

 t. 4 f. 3a.b (1888). 



8. if. bimaculata. 



Cicada bimaculata, Olivier, Enc. Meth. Vol. 5, p. 756 (1790). 

 Tettigonia viridis, Fabricius, Syst. Rhyng. p. 3g, 28 (i8o3), excl. syn. 

 Cicada atrovirens, Guerin, Voy. Coq. Zool. Ins. Vol. 2, p. 182 (i83o) ; Stoll, 

 Cig. f. i32. 



Philippines. 



Malaya. 



Burma. 



Cambodia, Tonkin, Malaya. 



