20 ORTHOPTEKA 



the former narrow with the anal field long and pointed, the marginal field deflexed. Cerci bmg and 

 pointed. Femora strongly armed beneath. Spines on outer aspect of tibia- triseriateh' arranged. Posterior 

 metatarsi longer than the succeeding joints, its pulvillus apical, .'\rolia moderate. 



Geographical distribution of species. — Borneo. 



I. E. borneensis, Shelford. Ann. Mag. Xat. Hist. (8). \'ol. i. p. i5g, llnrneo. 

 pi. 9, f. 2 (1908). 



25. Genus DEROPELTIS, Burmeister 



Oeropeltis. Burmeister, Handb. Ent..Vol. 2, p 486(1838). 

 Euryzosteria. .Saussure, Rev. Zool. (2), Vol. 16, p. 3i6 ('1864), 



Characters. — Males with well-developed tegmina and wings; females entirely apterous. Vertex 

 of head not hidden b\" jironotum Antennae incrassated. Pronotum : ix^) discoidal, (9) posteriorly 

 truncate, posterior angles often produced. Posterior margin of fifth abdominal tergite sinuate. Supra- 

 anal lamina : {(^) quadrate, (9) triangular, cucullate Legs long and slender; femora very sparsely 

 armed; tibix- with spines on outer aspect biseriateh" arranged; tarsi moderate, posterior metatarsi equal 

 to the succeeding joints in length, armed beneath, pulvilli in the male small, in the female large. 



Geographical distribution of species. — .Africa and Madagascar. 



1. D. eryihrocephaln, Fabricius, Spec. Ins., Vol. i, p. 342(1781). S. Afiica, 



Blatia capeusis, Thunberg, Diss.Ent. Nov. Spec. Ins., Vol. 4, p. 77 (17K4). 

 Euryzosteria dclalaniii. Saussure, Rev. Zool. (2), Vol. 16, p. 3i6 (1864). 

 ? Perisj'haeria verticalis, Burmeister, Handb. Ent.. Vol. 2, p. 486 (i838;. 



2. D. irracilis, Burmeister. ibidem, p. 5oo (i838). S. Africa. 



3. D. :jahlbergi, Stal, Oefv. Vet.-Akad. Forh., \'ol. i3, p. 167 (i856). S. Africa. 



Deippeltis aira, Brunner von Wattenwj-l. Nouv. Syst. des Blatt. p. 2^4 

 (i865). 



4. D. intertnedia, Brunner von Wattenwyl, Xouv. Syst. des Blatt. p. 244 Natal. 



(i865). 



5. D. burmeisteyi, Saussure, Ann. Mus. Stor. Nat. Genova, Vcl. 3.t. p. 77 S. .Africa. 



(1895). 



6. D. peringiieyi, Saussure, ibidem, p. 77 (1895). S. .Africa. 



7. D. morio, Karny, Denkschr. Med.-nat. (ies. [ena. Vol. i3, i>. 378. S. W. .Africa. 



pi. 21, ff. 21, 22 (1908). 



8. D. paidinoi, Bolivar, Journ. Sc. Lisboa,\'ol. 8, p. 108 (1881); (2),\ol i, S. W. Africa and Angola. 



p. 76 (1889) 



g. D. cai'bonavia, Gerstiicker, Mitt. Ver. Neuvorpomm. u. Riigen, \'ol. 14, West .Africa, 

 p. Si (i883). 



10. D. robusta, Gerstacker, ibidem, p. 32 (i883). Kamerun. 



11. D. biieana, Karsch, Bed. Ent. Zeitschr.. \'n\. 3~, p. 65 (i8q2). Kamerun. 



12. D. tullbcrgi. Borg, Bih. Svensk. Akad., \'ol. 28, n" 10, p. 16, pi. 2, f. 6 Kamerun. 



(i9<'4)- 

 i3. D. sculfiliirafa, Krauss, Zool. Jahrb. .\bt. f. Syst., \'ol. 5, p. 65l, pi. 45, San Thome Isl. 



f. 2 (l8gi). 

 14. D. ti-iimpressa, Krauss, ibidem, p. 656, pi. 45, f. 3 (1891). San Thome Isl. 



iS. D. dichroa. (jerstacker. Mitt. Ver. Neuvorpomm. u. Riigen, Vol. 14, Gold Coast. 



p. So (1 883). 



16. D. gaboonica, Rehn, Proc. U. S. Nat. Mus.. Vol. 27, p. 555 (1904). Gaboon. 



17. D. aiitraiiiana, Saussure, Ann. Mus. Stor. Nat. Genova, Vol. 35, p. 78 West .Africa, (iallaland, 



(1895). German E. Africa. 



