SHELFORD, BLATTODEA. 43 



Farn. Oxylialoidii^. 



Gen. Oxylinloa Br. 



Key to E. African species. 



1. Tegmina smooth O. ferreti Reiche and Fairm. 



V. Tegmina with minute reciunbent pubescence. 



2. Tegmina attaining end of abdomen .... 0. deusla Thunb. 



2' Tegmina not attaining end of abdomen. . . 0. variabilis Shelf. 



Oxyhaloa variabilis Shelf. 

 Oxyhaloa variabilis Shelford, Ann. Mag. Nat. Hist. (7) vo]. 19, p. 41, 1907. 



KiUmandiaro: Kibonoto 1,000—1,300 metres (Feb., Apr., Nov.); 3 ?. Previ- 

 ously recorded fiom the interior of Djibouti. The species is very close to O. deusla 

 Thunb. {= fulviceps Burm.), which together with 0. ferreti Reiche and Fairm. has 

 been recorded from Lake Jipe at KiHmandjaro (von der Decken). 



Farn. Perispliaeriidae. 



Gen. Gyiiopeltis Gerst. 



Oyiiopeltis cryptospila Wlk. 



Polijphaga cryptospila Walker, Cat. Blatt. Brit. Mus., p. 15 (1868). 

 Gynopeltis picta Gerst.\ecker, Arcli. Naturg. XXXV, p. 208 (1869); Von der Decken 's Reisen 



in Ost- Afrika, III (2), p. 9, pl. 1, ff. 1, 2 (1873). 



KiHmandjaro »Mischwald»; Kibonoto 1,000 — 1,900 metres; Steppe country. 

 ikferit 3,000 metres. 4 J'c?, 10??. Previously recorded from Endara and Mosambique. 



Gen. Derocalyiiima Burm. 

 The two East African species can be distinguished as foUows: 



Males. 



1. Body-length 19 nnn., antennae entirely fuscous porcellio Gerst. 



r. Body length 15 mm., antennae with broad pale annulus . . lampyriria Gerst. 



Females. 



1. Length of pronotum : breadth of pronotum : : 550 :935; antennae 



enterely fuscous porcellio Gerst. 



r. Length of pronotum : breadth of pronotum : : 550 : 1050; anten- 

 nae with broad pale annulus at base and at apex . , , . . lanipyrina Gerst, 



