106 CATALOGUE 0[' 



with mail}' rejrulav oblique veins. Hiiui wiii;>s cinereous; veins piceous. 

 Lei)j;lli of the body 4 lines ; of the wings 8 lines. 



The smaller size anrl the more vitreous sides of tbe proihorax and of 

 the (oie \vin;,'S sufficiently distiufjuish this species from B. Gerntanica. It 

 and B. lalislriga differ from B. bifasciata in the pile coiou'" of ibe abdo- 

 men beneaih, and from B. tolonaa in the more slender body. 



a. Amoy, China. From Mr. Stevens' coUedion. 



84. Blatta latistriga. 



Mas. Pallide lestaceus ; caput prntliora.cem sal supeinns, fascia poslira 

 lata pUu/aque unlica maxima piceis ; palpi apice picei ; anlennce 

 picecB ; thorax nigra latissime biviltatus^ laleribus hi/alinis svbro- 

 tiindatis ; pectus picenm ; abdomen picco fasciahim ; cerci picei, 

 articulis apice teslaceiis ; alee anlicce fuscescentes, casta hijalina pallide 

 testacea ; alee posticce cinerece, nigra venosa. 



Male. Pale testaceous, elongate-oval, nearly flat, smooth, shining'. 

 Head extending: rather beyond the proihorax, with a broad piceous band 

 on the hind border of the vertex, and a very large piceous patch which 

 occupies nearly all the front and face. Eyes black, very wide apart. Tiiird 

 joint of the palpi piceous. Antennae piceous, testaceous at the base. 

 Proihorax a liltle narrower in front; fore border slightly truncated; 

 sides pellucid, slightly dilated and rounded; hind border slightly rounded ; 

 two very broad bliick stripes, extending to the hind border, but not to the fore 

 border, slightly undulatiuff along ihe outer side, slightly diverging from each 

 olher to the bind end, where they abruptly approach e.sch other. Pectus 

 piceous. Abdomen irregularly piceous along the fore border of the seg- 

 ments. Cerci long, piceous ; tips of the joints testaceous. Legs moderately 

 stout; femora with distincl spines. Fore wings brownish; costal space 

 pale testaceous, pellucid ; costa slightly rounded. Hind wings cinereous; 

 veins black. Length of the body 4 lines ; of the wings 8 lines. 



It is nearly allied to B. liluricolUs, and perhaps the examination of 

 more specimens may show that it is not a distinct species. 



a. Amoy, China. From Mr. Stevens' collection. 



85. Blatta oi>aca. 



Foem. Picca, glabra, jiitens, subtus fulva ; fades testacea; prathorax 

 impressiis, later ibus rejlexis ; cerci lanceolati, breviusculi, sat graciles ; 

 pedes fnlvi, robusti ; alee anlicce casta recta, area costali angusta ; alee 

 poslicee fttacescentes, area anali cinerea. 



Female. Piceous, fusiform, smooth, shining, tawny beneath. Head 

 extending a liltle beyond the proihorax; face testaceous. Eyes black, 

 wide apart. Antennae slender. Prothorax with some shallow impressions ; 

 sides rounded, refiexe'd, not dilated ; hind border straight. Abdomen not 

 notched at the tip. Cerci lanceolate, rather short and slender. Legs 

 t;iwny, stout; femora slightly setose. Wings extending much beyond the 

 abdomen. Fore wings with a narrow costal area; costa straight; trans- 

 verse sectors numerous. Hind wings cinereous ; transverse sectors few in 



