108 CATALOOUE OF 



elevated; a yellowish white diaphanous costal stripe which tapers from the 

 base to the tip; apical veins forked; anal furrow very distinct. Hind 

 wiiif^s extending a little beyond the fore wings. Length of the body 4 

 lines; of the wings 8 lines. 



a. Australia. Presented by the Entomological Club. 



88. Blatta pabvula. 

 Mas. Nigra, sublinearis, sat angusta; caput prolhoracem perpaullo 

 superans ; palpi testacei ; antenna fulvcE ; pedes testacei, graciles ; ala 

 anliccB angusta, abdomen longe superantes, villa costali albida semi- 

 hyalina ; alee posticee ciiterea, venis pallidis. 



Male. Black, smooth, shining, nearly linear, rather narrow. Head 

 extending very little beyond the prothorax. Eyes wide apart. Palpi 

 testaceous. Antennae tawny, rather slender. Abdomen slightly rounded 

 on eacli side. Cerci lanceolate, rather slender. Legs testaceous, slender; 

 femora with spines beneath. Wings nanow, extending much beyond the 

 abdomen. Fore wings with a whitish semihyaline costal stripe which is 

 attenuated towards the tip; costal area narrow; veins not forked; trans- 

 verse sectors few; right wing pale cinereous along the hind border. Hind 

 wiugs cinereous ; veins pale. Length of the body 3 lines ; of the wings 7| 

 lines. 



a. Hindostan. From Mr. Stevens' collection. 



89. Blatta vitrifera, 



Mas. Pallide ochracea, ovata, subtus pallide flavescens ; prolkoracis latera 

 late albido pellucida, valde rotundata ; pedes breviusculi ; alee anticct 

 abdomen lonye siiperanles, venis viltaque costali hyalina atlenuata 

 albidis ; ala postica pellucida, 



Male. Pale ochraceous, oval, smooth, shining, pale yellowish beneath. 

 Head extending a little beyond the prothorax. Prolhorax broadly whitish 

 and diaphanous on each side; fore border setose, truncated ; sides much 

 rounded ; hind border nearly straight. Cerci lanceolate, long, slender, 

 setose. Legs rather short ; femora setose. Wings extendini; much beyond 

 the abdomen. Fore wings with whitish veins, and with a whitish diaphanous 

 costal stripe which tapers from the base nearly to the tip; costa rounded 

 and dilated towards the base; anal furrow distinct; veins sligiitly elevated, 

 those along the hind border mostly forked; transverse sectors rather 

 numerous. Hind wings pellucid. Length of the body 2 lines; of the 

 wings 5 lines. 



It has somewhat the appearance of a Phoraspis. 



a. Sautarem. From Mr. Bates' collection. 



90. Blatta isomorpha. 



Mas. Testacea, elli plica ; caput prolhoracem perpaullo superans ; antenna 

 graciles, cnrpore inullo longiores ; prolkoracis lalera pellucida, sub- 

 reflexa ; abdomen basi subtus peclutque picea ; ala antica abdomen 

 sat superantes, villa costali pellucida apicem versus atlenuata ; alee 

 postica vinerea. 



