TKTTIGIDjE. 833 



the oviduct serrated above and beneath. Legs slender; hind tibiae with 

 very minute spines. Length of the body 7 lines. 



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



84. Tettix ensatrix. 



Fcem. Picea, scahra, aptera, sal gracilis; caput carinis inter antennas 

 late disjunctis, clypeo palpisque ferrugineis ; oculi prominuli ; pro- 

 thorax cornu longo compresso oblique ascendenle basi tuberculato 

 armatus, postice oblique rugosus, abdomen longe superans; pedes 

 graciles. 



Female. Piceous, scabrous, wingless, rather slender. Head with the 

 keel forming a nearly round loop on the front; clypeus and palpi ferru- 

 ginous, shining. Eyes whitish, prominent. Prothorax forming in front a 

 deep, compressed, obliquely ascending horn, which extends far beyond the 

 head and is nearly one-third of the whole length of the body, and has two 

 tubercles on the fore side very near the vertex ; middle keel well defined, 

 emitting three oblique ridges on each side; hind part lanceolate, extending 

 much beyond the tip of the abdomen. Legs slender; hind tibiae with three 

 or four extremely minute spines on each side. Length of the body 

 8£ lines. 



a. Philippine Isles. From the Zoological Society's collection. 



85. Tettix gladiatrix. 



Mas. Prcecedenti valde ajfinis ; prothorax cornu minus ascendenle apicem 

 versus latiore basi magis tuberculato, postice abdomen sat superans. 



Male. Very near allied to T. ensatrix. Horn of the prothorax less 

 ascending, deeper towards its tip, much more protuberant immediately 

 above the vertex. Prothorax with more strongly-marked oblique ridges; 

 hind part lanceolate, extending rather beyond the tip of the abdomen. 

 Hind tibiae with minute spines on each side. Length of the body 

 10 lines. 



a. Philippine Isles. From the Zoological Society's collection. 



86. Tettix cultatrix. 



Foem. Prcecedenti valde affinis ; prothorax abdomen paullo superans, 

 rugis transversis arcuatis non obliquis. 



Female. Closely allied to the preceding species, and differing like it 

 from T. ensatrix. Horn of the prothorax a little less protuberant above 

 the vertex ; hinti part extending a little beyond the tip of the abdomen, 

 broader at the tip and less attenuated than that of T. ensatrix; ridges on 

 the dorsum curved and not oblique like those of the above species. Length 

 of the body 7\ lines. 



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



