BLATTARLE. 221 



duabus hyalinin. Foein. — Alee anticee saturate fusca, ahdomine bre- 

 viores, casta atbida. 



Male. Black, fusiform, smootli, sbinin<>'. Head exteiuling very little 

 beyond llie protliorax. Eyes wide apart. Palpi piceous. AnleniiiK stout, 

 piceuus towards the tips. Prolhdrax much lonjijer ihan half its breadth, 

 wliite on each side between the di^k anil the ptlhuid border, white also 

 alonjj the love border, which is roundtd ; sides much rounded ; hind border 

 slightly rounded. Abdomen bordered v\iih white above anil beneath. 

 Cerci moderately loiig^. Legs pale yellow, moderately long and stout; 

 hind femora mostly black ; femora, tibifg and tarsi browu towards the 

 tips; spines slender. Wings extending beyond the abdomen. Fore wings 

 feriugiiious, |)ale cinereous along the cosia ; right wing pale cinereous, 

 also along the hind border; longitudinal veins simple; transverse sectors 

 regular. Hind wings brown, with two pellucid stripes. Length of the 

 body 4^ lines; of the wings 10 lines. Female. — Wings siiorter than the 

 abdomen. Fore wings dark brown ; costa whitish, hyaline. 



This species has some affinity to Pseudomops. 



a, b. West Africa. From Mr. Fraser's collection. 

 c. Natal. From M. Gueinzius' collection. 



Blatta extenuata. 



Mas. Ochracea, plana, longi-fusiforrnis; caput prothoracem panllo 

 superans ; oculiinvicem sat approximati ; antenna: picea, basi pallide 

 testacecB, corpora longiores ; prothorax longiusculus, margine antico 

 rotundulo, lateribus sat late hyalinis ; pedes pallide (estacei, longius- 

 cuii, sat graciles ; alic anticce abdomen superantes, villa costali 

 pellucida, costa perparuin rotundala ; alee posticce diaphancB, pallida 

 venoscB. 



Mate. Ochraceous, elongate-fusiform, flat, smooth, shining. Head 

 extending a little beyimd the proihorax. .Eyes black, somewhat approxi- 

 mate. Antennae piceous, slender, pale testaceous towards the base, longer 

 than the body. Prothorax much narrower in front, very much longer than 

 half its breadth, rather broadly pellucid on each side; fore border rounded ; 

 sides and hind border slightly rounded. Legs pale testaceous, rather long 

 and slender; femora with short spines; arolia very small. Wings extend- 

 ing beyond the abdomen. Fore wings with a pellucid stripe along the 

 costa, which is very slightly rounded; longitudinal veins mostly forked ; 

 transverse sectors regular. Hind win^s colourless; veins pale. Leugih of 

 the body 6 lines; of the wings 12 lines. 



Egypt. In Mr. Saunders' collection. 



Blatta colligata. 



FcEm. Pallide le.ttacea, fusiformis ; caput prothoracem paullo superans, 

 nigro late fusciatwn ; ovuli invicem remoli ; antenna; picece, basi 

 pallide teslacece ; prothorax longiusculus, vitlis duabus nigris 

 ■ ahbreriatis suboblic/uis, margine antico truncate, lateribus valde 

 rotundatis vix rejiexis, margine postico perparum rotundulo ; cerci 

 longissimi, arliculis nigro-Jasciatis ; alee anticce submembranacea. 



