EKtrait des « Meinoires de la Societe eatom)logique de Belgique », tome XV, 1908. 



SOME NEW SPECIES OF BLATTID/E 



IN THE BRUSSELS MUSEUM 



by K. Sliellord, M. A. 



THEGANOPTERYX CONGOENSIS, sp. n. 



O^ $. Pale testaceous. Pronotum transversely elliptical, lateral 

 margins broadly hyaline. Tegmina exceeding apex of abdomen, 

 clear testaceous, marginal lield broad, radial vein simple, 11 costals 

 some bifurcate, 5 slender oblique discoidal sectors, posterior ulnar 

 simple. Wings hyaline, mediastinal vein simple, 8 costals, their 

 apices incrassated, ulnar vein bifurcate, apical triangle prominent. 

 Supra-anal lamina, ((^) transversely trigonal, ($) triangular, apex 

 deeply cleft. Sub-genital lamina ((^j narrow, produced, exceeding 

 the supra-anal lamina, 2 minute styles. (Gerci mutilated.) Front 

 femora on anterior margin beneath with 3—4 strong spines suc- 

 ceeded by piliform setae. 



Total length 0^9,2 mill.; $ 9 mill.; length of body ^ 8 mil!., 

 $ 7,5 mill.; length of tegmina ^T '^ mill., $ 6,1 mill.; pronotum, 

 2 X 3,3' mill. 



Congo State, Loango (Waelbroegk), Luki, Mayumbe (Engel- 

 bert), Boma (Tschoffen). Three examples. 



One of the few testaceous species of the genus. 



THEGANOPTERYX BANAN.^ sp. n. 



(^f. Testaceous; disc of pronotum castaneous. Pronotum anterior- 

 ly parabolic, posteriorly truncate. Tegmina clear testaceous, scar- 

 cely exceeding apex of abdomen, venation as in preceding species. 

 Wings hyaline, 7 costals, their apices not incrassated, joined at 

 their bases by oblique venuloe, ulnar vein bifurcate. Supra-anal 

 lamina trigonal, exceeded by the sub-genital lamina which is pro- 

 duced and strongly cucullate, styles minute. Cerci long, slender. 

 Front femora as in preceding species. 



$. Similar to (j' but pronotum broader, tegmina not exceeding 

 apex of abdomen, with numerous minute quadrate castaneous 

 macule between the veins. Wings rudimentary. Supra-anal lamina 

 triangular, apex incised; sub -genital lamina semi -orbicular, 

 ample. 



Total length cT 9 mill., $ 7,9 mill.; length of body, 7,9 mill.; 



