130 ORIENTAL CICADIDM. 



fascia crosses apex of radial area, and is continued by macular indications to apex of interior ulnar area, 

 transverse veins at bases of the apical areas infuscated, and a small fuscous apical spot. "Wings with the 

 bases of the apical areas infuscated, a marginal spot preceding lower apical area and basal streaks fuscous ; 

 extreme base ochraceous. 



In the male the apex of the abdomen has three distinct spines. 



Long. excl. tegm. 3 , 16 millim. Exp. tegm. 45 millim. 



Hab. — Continental India: Sikkim (Calc. Mus.) ; N.W. Himalaya (coll. Dist.). 



bb. Wings with five apical areas. 



5. Tibicen nanus. (Tab. XIV., figs. 22, a, h.) 



Cicada nana, Walker, List Horn. i. p. 202, n. 154 (1850). 

 Tibicen nana, Still, Ofv. Vet.-Ak. Forh. 1862, p. 485. 



"Body tawny : head hardly narrower than the fore-chest ; crown ferruginous, pitchy on each side ; face 

 convex, not prominent, adorned in front with two pitchy stripes : mouth dark tawny with a black tip, 

 reaching the middle hips : feelers tawny, very stout : eyes prominent : fore-chest ferruginous, very little 

 narrower in front than behind ; its sides slightly convex ; hind-scutcheon very narrow ; a very large 

 triangular black mark on each side of the scutcheon whose hind border is hardly excavated : abdomen 

 obconical, tapering quickly along the whole length, much longer than the chest : opercula small ; drums of 

 moderate size, rather less than one-third of the length of the abdomen : legs tawny ; claws black ; fore- 

 thighs armed with three tawny teeth : wings and flaps colourless ; veins tawny, black along the hind 

 borders of the fore-wings." 



" Length of the body 6 lines ; of the wings 14 lines." 



Hab. — China (Lay — Brit. Mus.). 



My knowledge of the above species is limited to the typical specimen in the British 

 Museum, — novi^ figured, — and to Walker's description, which is here reproduced. 



bbb. Wings with four apical areas. 



6. Tibicen tener. (Tab. VI., figs. 5, a, h.) 



Tibicen {Nelcynda) tener, Still, Ofv. Vet.-Ak. Fiirh. 1870, p. 716, u. 2. 



" Flavescente-ferrugineus vel olivaceus, subtus pedibusque pallidior ; loris, verticis macula minuta 

 pone ocellum anticum, maculis duabus ad ocellos laterales maculaque minuta augulorum basalium, vel 

 macula magna spatium totum inter ocellos et oculos occupante, impressionibus disci thoracis, maculis 

 duabus basalibus mediis vittaque laterali posterius abbreviata scutelli, interdum etiam margine basali 

 segmentorum dorsalium abdominis vittaque ventris nigris ; tegminibus alisque vitreis, venis flavo-ferrugineis, 

 apicem versus nigris, costa rufo-ferruginea vel olivacea." 



" 3 , 2 . Long. 10 — 12, exp. tegm. 25—31 mill." 



" 3 . Operculis angustissimis, elongatis, leviter curvatis, sensim subangustatis ; segmento dorsali 

 ultimo apice medio acute dentato-producto, angulis posticis in processum, basi latum, dein subito superne 

 profunde sinuatum et pone sinum gracilem, productis ; segmento ventrali penultimo teque longo ae lato, 

 postice rotundato, segmento ultimo obovato, segmento penultimo fere duplo longiore." 



" ? . Segmento dorsali ultimo apice in dentem producto, vittis duabus postice abbreviatis nigris 

 ornato; segmento ventrali ultimo apice latissime profundeque angulato-emarginato." 



" Satura fere Thaphura miscllm,* cui hand dissimilis. Ocelli in triangulum subobtusangulum dispositi, 

 postici ab oculis quam inter se vix lougius remoti. Thorax variat maculis duabus magnis nigris. 



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



The figure here given is taken from a female typical specimen in the Stockholm Museum. 



* A Neotropical species. 



