6 ORTHOPTERA 



8. E. humerale, Tepper, Trans. Roy. Soc. S. Austral. Vol. 17, p. 46 (i8g3) (Australia). 



9. E. decovatum, Tepper, ibidem, p. 46 (iSgS) (Australia). 



10. E. bicolor, Tepper, ibidem. Vol. ig, p. 1S2 (i8g5) (Cape York, Australia). 



11. E. testaceum, Tepper, Horn E.xped. Centr. Austr. Pt. 2, p. 358 (i8g6) (Central Australia). 



12. E. litura, Tepper, ibidem, p. 35g (i8g6) (Central Australia). 



i3. E. albovittatum , Saussure, Mem. Soc. Sc. Phys. Nat. Geneve, Vol. 23, p. g5 (1873) (Australia). 

 14. E. histrionicum, Rehn, Proc. U. S. Nat. Mus. Vol. 27, p. 644 iigo4) (Australia). 



i5. E. castaneiim, Shelford, Ann. Mag. Nat. Hist. (7), Vol. 19, p. 28 (1907) (New Guinea). — Plate I , 

 Fig. 6. 



Doubtful species : 



16. E. marginiferum, V/alker, Cat. Blatt. Brit. Mus. p. 107 (1868) (Australia). 



17. E. depressum, Walker, Cat. Derm. Salt. Brit. Mus. Vol. 5, Suppl. Blatt. p. 28 (1871) (Australia). 



18. E. raniosum, Walker, ibidem, p. 29(1871) (Australia). 



5. Genus ISCHNOPTERA, Burmeister 



Ischnoptera. Burmeister, Handb. Ent. Vol. 2, p. 5oo (i838). 

 Platamodes. Scudder, Boston Journ. Nat. Hist. Vol. 7, p. 417 (1S62). 



Characters. — Antennae much longer than the body, not incrassated, nor hirsute. Pronotum 

 typically trapezoidal, sides defiexed. anteriorly not quite covering vertex of head. Tegmina and wings 

 reduced in the females of some species, in the males always longer than the body. Wings with the ulnar 

 vein sending some branches towards the dividing vein and others towards the apex of the wing. Sub- 

 genital lamina of the male frequently asymmetrical and provided with one or with two styles. Cerci 

 elongate. Legs long, slender; femora strongly spinose. Ootheca, where known, coriaceous in texture 

 and carried by the female with the suture directed to one side. 



Geographical distribution of species. — All the regions of the world, except the Palaearctic. 



a. Ethiopian species : 



1. /. ciiinamomca. Gerstacker. Mitth. Ver. Vorpoinm. Vol. 14, p. 62 (i883) (Cameroons). 



/. hasalis, Gerstacker, ibidem, p. 63 (i883). 



2. /. pundifrons, Gerstacker, ibidem, p. 63 (i883) (Cameroons). 



/. aegrota, Gerstacker, ibidem, p. 64 (i883). 



3. I. reliicens, Gerstacker, ibidem, p. 65 (i883) (Ogowe). 



4. /. bocagii. Bolivar, Jorn. Sc. Acad. Lisboa, Vol. 8, p. 107 (1881) (Angola). 



5. /. strigosa, Schaum. Peters Reise Mossamb. Zool. Vol. 5, p. 108 (1862) (Mozambique). 



6. /. netitra. Saussure, Abh. Senckenb. Ges. Frankfurt, Vol. 21, p. 571 (1899) (East Africa). 



7. /. incuriosa, Saussure, ibidem, p. 571 (1899) (East Africa). 



8. I. himactilata, Gerstacker, Arch. f. Naturg. Vol 35, p. 206 (1869) (East Africa). — Plate I , Fig. 5. 



9. I. picea. Schulthess, Ann. Mus. Stor. Nat. Genova, Vol 3g, p. 166 (i8g8) (Somaliland). 



10. I. natalensis, Walker, Cat. Blatt. Brit. Mus. p. 117 (1868) (Natal).— Plate I , Fig. 4. 



11. /. jallae, Giglio-Tos, Boll. Mus. Zool. Univ. Torino, Vol. 22. n. 563. p. 2 (1907) (Upper Zambesi). 



12. /. loiigstaffi, Shelford, Ann. Mag. Nat. Hist. (8), Vol. i, p. 157. pi. g, f. 8 (1908) (Zambesi). 



i3. /. malagassa, Saussure & Zehntner, in Cjrandidier, Hist. Nat. Madag. Orth. Vol. i, p. 18, pi. 6, f. 66- 



(1895) (Madagascar). 

 14. /. sikorae, Saussure, Soc. Ent. Ziirich, Vol. 6, p. 25 (1891) (Madagascar). 



b. Oriental species : 



i5. /. nificoUis, Fabricius, Ent. Syst. Vol. 2, p. 10 (1793) (India). 



16, /. continua, Walker, Cat. Derm. Salt. Brit. Mus. Vol. 5, Suppl. Blatt. p. 22 (1871) (Bombay). 



