ORIENTAL CICADIDJE. 



83 



3. Psithyristria nodinervis. 



Psilhyristrid nmlineri-itt, Stul, Ofv. Vet.-Ak. FurL. 1870, p. 713, ii. 3, Tab. 

 VIII., fig. 18. 



" Pallide olivaceo-flavescens, superne fusco-picta ; tegminibus alisque 

 vitreis, maculis subapicalibus obsoletis fuscescentibus ; anastomosi prima 

 excuirente ; angulo basali exteriore areae apicalis secunda; acuto, angulo 



basali interiore obtuso ; venis aream ulnarein tertiam postice claudentibus pjg 5 Tegminnm of PtitUyrUtria 

 simul sumtis versus medium sensim incrassatis, medio maxime tumidis ; 

 area apicali octava basi quam apice nonniliil angustiore." 



'■ Long. 18, exp. tegm. 50 mill." 



Ilab. — Malayan Archipelago: Philippine Isles (Semper — Stockh. Mus.). 



" Prfecedenti valde similis, structura tegminum distincta." 



nodinervU. 



" bb. Venis aream ulnarem tertiam imstice terminantibus haiul incrassatis, 

 hisfractis, area venas duas emittente." 



4. Psithyristria tenuinervis. 



t'sithyrUtria tcnuinenis, Stul, Ofv. Vet.-Ak. Furb. 1870, p. 713, n. 4, Tab. 



vm., fig. 19. 



" Olivaceo-flavescens, superne fusco-picta ; tegminibus alisque vitreis, 

 anastomosi prima fusco-marginata, maculis subapicalibus fuscis ; angulo 

 basali exteriore areae apicalis secundae acuto, interiore obtuso ; area apicali 

 octava oblonga, apicem versus sensim Icviter ampliata." 



" <? . Long. 16, exp. tegm. 49 mill." 



Hab. — Malay Archipelago : Philippine Isles (Semper — Stockh. Mus.). 



" Prsecedentibus simillima, structura tegminum divergens." 



5. Psithyristria simplicinervis. 



Psithyristria simplicinervis, Stal, Ofv. Vet.-Ak. Forb. 1870, p. 713, u. 5, Tab. 

 VIII., fig. 20. 



" Olivaceo-flavescens, superne fusco-picta ; tegminibus alisque vitreis, 

 illis sordidis, auastomosibus exterioribus apiccque ramorum ulnarium fusco- 

 maculatis ; angulo basali exteriore areae apicalis secundae acuto, interiore 

 obtuso ; area apicali octava minus longa, angulo apicali exteriore obtuso." 



" ? . Long. 14, exp. tegm. 40 mill." 



Hab. — Malayan Archipelago: Philippine Isles (Semper — Stockh. Mus.). 



" Praecedentibus maxime affinis, structm-a tegminum divergens." 



Fig. G. Tegminum of Psithyristria 

 teiiuinervis. 



Fig. 7. Tegminum of Ptithijrittria 

 simvlieinervif. 



Genus CRYPTOTYMPANA. 



Cryptotijmpana, Stsll, Ann. Soc. Ent. Fr. ser. 4, i. p. 613 (1801); Hem. Afr. vol. iv. p. G 1I86C). 



Body long and robust. Head broad, more or less transversely truncate between the eyes, and 

 including the eyes a little broader than the base of the mesonotum ; ocelli about twice the distance from 

 eyes as from each other ; face slightly prominent above, moderately tumid and convex beneath. Pronotum 

 with the lateral margins slightly ampliated, but not augulated or toothed. Anterior femora distinctly and 

 strongly spined. Metasternum moderately elevated at middle, and furnished with a posterior process 

 turning backwards. Tympana covered. Opercula varying in length and pattern, sometimes moderately 



