832 CATALOGUE OF 



Female. Fawn-colour, stout. Head very protuberant and with two 

 very approximate keels between the sockets of the antenna? ; vertex with an 

 oblique keel on each side. Eyes piceous, prominent. Prothorax with two 

 transverse impressed Hues in the fore part, and with three very slight keels; 

 lateral keels disappearing towards the fore border, slightly rounded near 

 the base of each rudimentary fore wing; hind part lanceolate, compressed, 

 extending much beyond the tip of the abdomen. Legs rather slender; 

 tibiae and tarsi blackish ; hind tibiae with a few extremely small spines on 

 each side. Hind wings cinereous ; veins black. Length of the body 

 9 lines; expansion of the hind wings 16 lines. 



a. Philippine Isles. From Mr. Cuming's collection. 



82. Tettix morbillosa. 



Fcem. Fusca, robusta, aptera ; caput bispinosum, carinis duabus inter 

 antennas sat late disjunctis ; oetdi valde prominuli ; antennce 

 apices versus luteae ; prothorax antice luberculalus, postice rugosus, 

 abdominis apicem altingens, laleribvs dilatatis rolundalis ; pedes 

 robusti, femoribus poslicis crassis fulvo tuberculatis, tibiis posticis 

 femoribusque qualuor anterioribus fulvo bifasciatis, tibiis quatuor 

 anlerioribus tar sisque fulvo unifascialis. 



Female. Brown, stout, wingless. Head tawny in front ; two short 

 stout spines on the vertex ; the two keels on the front rather wide apart. 

 Eyes dingy, whitish, very prominent. Antennae very slender, luteous 

 towards the tips. Prothorax with large tubercles in the fore part, rugose 

 behind ; dorsal keels with two elevated curves in the fore part, very low 

 elsewhere ; lateral keels well-defined between the fore border and the first 

 transverse impressed line; sides dilated and forming two rounded lobes; 

 hind part lanceolate, extending to the tip of the abdomen. Legs stout, 

 pubescent; hind femora very thick, with several tawny tubercles on the 

 outer side; hind tibiae and four anterior femora with two tawny bands; 

 tarsi and four anterior tibiae with one tawny baud. Length of the body 

 5 lines. 



a. Sarawak, Borneo. From Mr. Wallace's collection. 



83. Tettix minax. 



Foem. Picea, gracilis, aptera, subliliter scabra ; caput valde ascendens, 

 fronte longissimo, clypeo nigro nitido ; oculi prominuli; palpi 

 clavati ; prothorax nigro trivittatus, spinis duabus lateralibus longis 

 acutis, postice valde acuminatus, abdominis apicem fere attingens; 

 pedes graciles. 



Female. Piceous, slender, wingless, finely scabrous. Head ascending 

 high above the prothorax, with two small calli on each side of the middle 

 keel, whose loop is extremely narrow; front very long, with a slight furrow 

 on each side towards the mouth ; clypeus black, shining. Eyes prominent. 

 Palpi clavate. Prothorax with two black stripes and with three very slight 

 keels; lateral keels very slightly curved; a long and slender spine 

 proceeding directly from each side; hind part lanceolate, much acuminated 

 towards the tip, extending nearly to the tip of the abdomen. Sheaths of 



