TETTIGIDiE. 815 



25. Tettix Tolteca. 

 Tolteca, Saust. Rev. Zool. xiii. 329. 

 Mexico. 



South America. 



26. Tettix cnemidota. 

 Tetrix cnemidota, Burm. Handb. Ent. ii. 659. 



a — c. Ega. From Mr. Bates' collection. 



d. Para. From Mr. Bates' collection. 



e. Para. From Mr. Wallace's collection. 

 /. St. Paul. From Mr. Bates' collection. 



27. Tettix mucronata. 



Tetrix mucronata, Enc. Meth. x. 600 — Tetrix (Batrachidea) mucronata, 

 Serv. Hist. Orth, 764, pi. 13, f. 5. 



Brazil. 



28. Tettix caudata. 

 caudata, Sauss. Rev. Zool. xiii. 328. 

 Guyana. 



29. Tettix bispina. 

 bispina, Sauss. Rev. Zool. xiii. 330. 

 Bahia, Brazil. 



30. Tettix miserabilis. 

 miserabilis, Blanch, Gay, Chili, vi. 85, pi. 3, f. 10. 

 Chili. 



31. Tettix spinifrons. 

 spinifrons, Stal, Eug. Resa, 346. 

 Rio Janeiro. 



Var. ? Fcem. Picea, T. hastatae aflinis, minus gracilis, fasligii spina 

 longiore ; pedes fulvi, tibiis fusco fasciatis ; alee poslicce diaphana, 

 villa costali fusca, margine exteriore fuscescente. 



Female. Piceous, a little shorter than T. hastata ; tip of the vertex 

 forming a longer spine. Front of the head and prothorax in structure like 

 those of T. hastata. Spine of the prothorax extending for full half its length 

 beyond the tip of the abdomen. Legs tawny ; tibiae with brown bands. 

 Fore wings rudimentary. Hind wings pellucid, with a brown costal stripe 

 and with a brownish festooned exterior border ; veins black. Length of 

 the body 6£ lines ; expansion of the fore wings 1 1 lines. 



a. Para. From Mr. Bates' collection. 



