BLATTARI^. 143 



53. Peeiplaneta circdmducta. 



Mas. Nigra^ fusiformis, dense punctata, vilih duabus lateralihus Jlavis ; 

 caput Jlavutn, prolhoracein vix superans, vitta nigra abbreviata ; palpi 

 pallideflavi ; antenncB rufce ; melalhoracis anguli poslici subelonqati ; 

 abdominis segmenta Gum et 7um acute avgulata, venlris disco rufo, 

 lamina supra-anali truncata Jlavo marginata ; cei'ci picei, subtus 

 rufescentes ; pedes ruji, crassi, coxis anterioribus jlavis nigro- 

 vittatis. 



Male. Blade, fusiform, shininji:, thickly and minutely punctured ; a 

 yellow stripe along each side of the thorax and of the abdomen, bordered 

 with black on the outer side. Head smooth, yellow, hardly extendin<if 

 beyond the prothorax; a black stripe abbreviated at each end ; space alxiut 

 the fore border luteous. Eyes testaceous, wide apart. Palpi pale yellow. 

 Antennte red. Prothorax much loufjer than half its breadth, rounded on 

 each side ; fore border truncated ; hind border straifi^ht. Sides of the 

 niesothorax constitutinfj^ the incipient fore winjrs. Hind angles of the 

 metathorax slightly elongated. Abdomen vvilh the hind angles of the 

 sixth and seventh segments elongated and acute; disk beneath mostly red ; 

 supra-anal lamina truncated, with the fore border and the hind border 

 yellow; styles long, slender. Cerci piceous, flat, reddish beneath. Legs 

 red, thick; fore cnxie yellow, striped with black; posterior coxae mostly 

 black ; femora with rather short and slender spines; arolia large. Length 

 of the body 11 lines. 



a,b. ? 



54. Periplaneta sRMivrrrA, 



Foem. Nigi'a,fusiformis; caput prolhnracem perpaullo superans, fascia 

 matginique antico Jlavis; palpi pallide lutei ; thoracis latera Jlavo 

 vitta ta ; prothorax subtiliter punctatus ; abdominis segmenta acute 

 angulata ; pedes rxifescentes, crassi, femoribus anterioribus Jtw 

 vesceutibus, tibiis tarsisque posticis piceis. 



Female. Black, fusiform, smooth, shining. Head extending very 

 little beyond the prothorax; a band on the front and space about the fore 

 border yellow. Eyes testaceous, wide apart. Palpi pale luteous. Prothorax, 

 mesothorax and metathorax with a yellow stiipe along each side bordered 

 exteriorly with black. Prothorax thickly and minutely punctured; its 

 length much more than half its breadth ; fore border slightly truncated ; 

 sides rounded ; hind border straight ; inner sides of the stripes undulating. 

 Mesothorax and metathorax partly and minutely punctured ; sides of the 

 former constituting the rudimentary fore winjis. Pectus partly pale yellow. 

 Abdominal segments from the first to the seventh with the hind angles 

 successively more elongated and acute ; supra-anal lamina bidentate. 

 Cerci broad, flat. Legs thick: coxae bidentate. Legs thick; coxaj mostly 

 pale yellow ; femora with slender spines; anterior femora yellowish; ante- 

 rior tibiae and tarsi and hind femora reddish; hind tibiae and tarsi piceous j 

 arolia large. Length of the body 11 lines. 



a. Swan River. Presented by Sir J. Richardson. 



