Genera and Spe ies of Blattidex. Lis 
8. Cyrtotria marshalli, sp.n. (PI. X. fig. 15.) 
3d. Castaneous. Head piceous; ocelli, basal joint of 
antennse, and mouth-parts testaceous. Eyes approximated. 
Pronotum as long as broad, punctate and rugulose ; anterior 
margin scarcely reflected ; lateral bands narrow, not adpressed 
to the disk of the pronotum, posterior margin slightly 
elevated, posterior angles not produced. Tegmina not ex- 
ceeding body by much, apical half hyaline suffused with 
castaneous; veins fuscous. Wings hyaline, anterior part 
suffused slightly with castaneous; ulnar vein with nine 
branches, only three of which reach the apex of the wing. 
Abdomen above testaceous at base, becoming castaneous 
towards apex, beneath castaneous; supra-anal lamina sub- 
quadrate, angles rounded, subgenital lamina produced, irre- 
gular, margined with testaceous; one style. [Cerci muti- 
lated.] Legs rufo-castaneous. 
9. Piceous, nitid, cribrately punctate. Head piceous, 
mouth-parts castaneous. Pronotum with lateral bands 
moderately broad, not adpressed to disk of pronotum, anterior 
margin scarcely reflected, pronotal channel broad and shallow, 
posterior angles produced, disk anteriorly with a slight keel. 
Abdomen posteriorly slightly ampliated. Coxe piceous ; 
femora and tibize castaneous, 
3. Total length 26 mm.; length of body 22°5 mm. ; 
length of tegmina 20 mm. ; pronotum 5X5 mm. 
?. Total length 22 mm. ; pronotum 6 x 6 mm. 
Salisbury, Rhodesia (G. A. K. Marshall),3 g g and1 ?. 
Types (¢ and 2) in the Oxford Museum. 
Allied to C. podurifyormis, but differs, dnter alia, by its 
much larger size. 
9. Cyrtotria nyase, sp. n. (PI. X. tig. 17.) 
9. Piceous, nitid, narrow and cylindrical. Head casta- 
neous, with very few punctures; eyes wide apart; palpi and 
margin of labrum testaceous. ‘Thorax cribrate-punctate, 
abdominal segments smooth. Pronotum rounded and very 
convex ; lateral bands rather broad, closely adpressed to disk, 
slightly produced backwards, anterior margin not reflected ; 
disk not carinate. Supra-anal lamina rounded; posterior 
margin reflected, punctate. Legs and cerci testaceous. 
Total length 15 mm.; pronotum 4°2 x4 mm. 
Nyasaland (A. Whyte). 
Type in the British Museum, 
