Explanation of Plate XXII. 



Fig. 1. Lophotettix brevicridatus, gen. et sp. nov. 



(a) Side view of body ; (6) one of the antennr-e and head 

 viewed from above. 



2. Holonrcus aUinotus, gen. et sp. nov. 



Side view of body. 



3. Oxyphyllnm pennatmn, gen. et sp. nov. 



Side view of body. 



4. Tettilobus spinifrons, gen. et sp. nov. 



(o) Side view of body ; (6) dorsal view showing the 

 lateral lobe of pronotum with the posterior angle. 



5. Crignotettix burri, gen. et sji. nov. 



Side view of body. 



6. Orthotettix oUiquifrons, gen. et sp. nov. 



(a) Side view of body ; (b) head showing vertex viewed 

 from above. 



7. Thoradonta spinata, gen. et sp. nov. 



Viewed from above, showing head and lateral lobes 

 of pronotum. 



8. Halmatettix cristinotus, gen. et sp. nov. 



Side view of body (hind femora missing in type). 



