TKTTIGID.E. 837 



blackish above. Legs tawny, slender ; hind femora darker on the outer 

 side ; hind tibiae with minute spines. Hind wings pellucid, with a tawny 

 streak along the apical part of the costa ; veins black. Length of the body 

 8 — 10 lines; expansion of the hind wings 15 — 18 lines. 



The less acute spines of the prothorax distinguish it from T, Sinensis 

 and from T. cervina. 



a,b. ? 



96. Tettix latispina. 



Mas. Fulva, gracilis; caput nigricans, antice fulvo fasciatum ; oculi 

 verlicem superanles ; prothorax subtricarinatus, supra nigricans, 

 spinis duabus laleralibus fulvis latis, poslice abdomen longissime 

 superans apicem versus fulvo fasciatum ; pedes fusco fasciati ; 

 femoribus posticis subtus nigricante univittatis ; alee posticm 

 diaphana, fuscescente submarginalce. 



Male. Tawny, slender. Head blackish, with a tawny band along the 

 fore border of ihe eyes, and including the keels between the sockets of the 

 antenna?. Eyes very prominent, rising higher than the vertex. Palpi 

 tawny. Antennae blackish, tawny towards the base. Prothorax blackish 

 above, with two strongly marked transverse impressed lines, and with three 

 slight keels; lateral keels interrupted near the lore border, slightly angular 

 on each side near the base of the fore wing ; a broad tawny spine on each 

 side; hind part lanceolate, compressed, extending for half its length 

 beyond the tip of the abdomen, paler, and with indistinct tawny bands 

 towards its tip. Pectus and ventral segments black. L?gs slender ; 

 femora and four poslerioi tibiae with brown bands; hind femora with a 

 blackish stripe beneath ; fore tibiae with two black bands. Hind wings 

 pellucid, with a brown costal stripe, and with a pale brownish tinge along 

 the exterior border ; veins black. Length of the body 6 lines; expansion 

 of the hind wings 10 lines. 



The spines of the prothorax are broader than those of the preceding 

 species. 



97. Tettix ignobius. 



Fcem. Fulva, gracilis ; caput nigricans, verticem paullo superans, f route 

 Inngiuscula ; prothorax subrugulosus, subtricarinatus, lateribus 

 oblique dilalalis et rolundatis, postice abdomen longissime superans ; 

 pedes graciles, femoribus posticis subtus nigricante univittatis, tibiis 

 tursisque qualuor anterioribus fascialis ; alee posticce cinerece. 



Female. Tawny, slender. Head blackish, prominent, and with two 

 nearly parallel keels between the sockets of the antenna?, ascending a little 

 higher than the prothorax ; front rather long. Eyes livid, very prominent, 

 a little higher than the prothorax. Ocelli white. Palpi lawny. Prothorax 

 minutely and longitudinally rugulose, with three slight keels ; lateral keels 

 interrupted near the four border, slightly rounded near the base of each 

 fore wing ; sides obliquely dilated and rounded ; hind pail lanceolate, 

 extending for half its length beyond the tip of the abdomen. Legs sleuder; 

 hind femora with a blackish stripe beneath ; four anterior tibiae and tarsi 

 with darker bands; hind tibia) with very minute spines. Hiud wings 



