FAM. CICADID/E 



10 



Geographical distribution of species. — Madagascar. 



i. U. evanescens. — PI. I , Figs. 9a, b, Madagascar. 



Platypleura evanescens, Butler. Ann. Mag. Nat. Hist. (5), Vol. 9, p.3Sg(i882). 

 2. U. alluandi. Madagascar. 



Umjaba alhiaudi, Distant. Trans. Ent. Soc. Lond. (igo5), p. 196, t. 11. f. in, 4. 



10. Genus PYCNA, Amyot & Serville 



Pycna. Aravot & Serville, Hist. Hem. p. 463 (1843). 



Characters. — Head (including eyes) only about two-thirds tiie width of base of mesonotum, 

 not truncate anteriorly, but obliquely deflected in front of e}res; pronotum transverse, the posterior 

 margin about half the length of its vertex, the lateral margins ampliated, but not angulated, and scarcely 

 extending over the base of tegmina ; mesonotum about as long as pronotum ; anterior femora tuber- 

 culously angulated near base and apex, posterior tibise spinous on apical area; metasternum a little 

 elevated and centrally sulcate ; tympana well covered; abdomen short and robust; opercula short, very 

 broad, their apices more or less convexly rounded; rostrum reaching the posterior coxa?; tegmina with 

 the costal membrane much arched at base, dilated, and always as broad or very much broader than the 

 costal area; basal cell very broad; ulnar veins widely separated at their bases. 



Type. — P. strix, Brulle. 



Geographical distribution of species. — Ethiopian and Oriental Regions; also found in 

 China. 



A. Tegmina and wings opaque. 



1. P. strix. 



Cicada stryx, Brulle, Regn. Anim. t. g5, f. 1 (i836 ?). 

 Pycna strix. Amyot & Serville, Hist. Hem. p. 463 (1843). 



2. P. madagascariensis. 



Platypleura madagascariensis. Distant. Trans. Ent. Soc. Lond. (1S79), p. 217, 

 t. 5, f. 9, grt. 

 var. Platypleura angusta, Butler. Ann. Mag. Nat. Hist. (5), Vol. 9, p. 3S9 (1882). 



3. P. gigas. 



Platypleura gigas. Distant, Trans. Ent. Soc. Lond. (1881), p. 107, t. 3, f. 4, 4(1. 

 Platypleura rudis, Karsch, Berl. Ent. Zeitschr.Vol. 35, p. 98.1.4, f. 21 (iSgol. 



B. Tegmina semiopaque; wings excluding outer margins opaque. 



4. P. repanda. 



Cicada repanda, Linnaeus, Syst. Nat. Vol. 1 (2), p. 707, 17 11767). 

 Platypleura phaltznoides, Walker, List Horn. Vol. i,p. 4(i85o). 

 Platypleura interna. Walker. List Horn. Vol. 4, p. 1119 (i852). 



5. P. ccelestia. — PI. 2, Figs. I Oa, b, c. 



Pycna cnslestia. Distant, Ann. Mag. Nat. Hist. (7), Vol. 14, p. 335 (ig04j. 



C. Tegmina and wings with their apical areas semihvaline. 



6. P. semiclara. 



Cicada semiclara, Germar in Silbermann, Rev. Ent. Vol. 2, p. S2 (1834). 

 Platypleura basifolia. Walker, List Horn. Vol. 1, p. i5 n85oi; Stal, Oefv. 



Vet.-Ak. Forh. (1862), p. 480. 

 Pycna semiclara. Distant, Ins. Transv. Vol. 1, p. 174, t. 17. f. 5 (igo6). 



7. P. sylvia. 



Platypleura sylvia, Distant, Ann. Mag. Nat. Hist. (7), Vol. 3, p. Si (iSgg). 

 Pycna sylvia, Distant, Ins. 'Iransv. Vol. 1, p. 175, t. 17, f. 12 (1906). 



Madagascar. 

 Madagascar. 



Madagascar. 



India, Burma. 

 China. 



S. Africa, Transvaal, Zulu- 

 land, Xatal, Cape Colony. 



Transvaal. 



