BLATTARIiE. 29 



numerous black points. Cerci broad, black; hind borders of the joints 

 testaceous beneath. Legs short, stout. Length of the body 5 lines. 



a. Australia. Presented by the Haslai' Hospital. 



Blatta I'LACENp. 

 Foem. Nigra, convexa, fere elliptica ; caput inter oculos luleo fusriatum ; 

 protharax fere semicircularis, antice el postice tenuiler tateraliter 

 lalissime luteo maryinatus; mesothorax et metalhomx postice tenuiler 

 luleraliter lalissime luteo marginati, angulis poslicis productis ; 

 abdominis segmenta dorsalia latenditer luteo maryinata, transverse 

 lulescente lineata el leslaceo punctata ; segmenta venlrulia albido 

 marginata ; cerci lutei ; coxce pallide fiava. 



Female. Black, convex, smooth, shining, nearly elliptical. Head 

 extending veiy little beyond the prothorax; vertex broad and with a luteous 

 band between the eyes. Prothorax transverse, nearly semicircular, rather 

 narrowly bordered in front and behind and very broadly bordered on each 

 side with luteous. Mesothorax and inelathorax narrowly bordered behind 

 and very broadly bordered on each side with luteous; hind angles 

 elongated. Dorsal segments of the abdomen bordered with luteous on 

 each side; a transverse dark luteous line in each disk and a row of pale 

 testaceous points along each hind border. Ventral segments with whitish 

 hind borders. Cerci luteous, long. Lejrs short, stout; coxee and tro- 

 chanters pale yellow. Length of the body 4^ lines. 



The specimen described does not seem to be fully developed. 



a. Australia. From Mr. Argent's collection. 



Blatta eamosa. 



Foem. Fulva, fusiformis ; caput nigrum, prolhoracem vix superans ; 

 prothorax niger, transverse ellipticus, fulvo tenuiler marginatum ; 

 abdomen piceum, apice fulvvm ; femora sublus setosa ; a/a anticce 

 coriacea, postice piceo late viltalce; alec postica diaphana. 



Female. Tawny, fusiform. Head black, hardly extending beyond 

 the prothorax ; vertex rather narrow between the eyes, which are tawny 

 and large. Palpi tawny. Prothorax black, transversely elliptical, with 

 a narrow tawny border. Abdomen piceous, tawny at the tip. Legs rather 

 slender; femora with bristles beneath. Wings extending somewhat beyond 

 the abdomen. Fore win^s coriaceous, with a broad piceous stripe along 

 the interior border. Hind wings pellucid; veins pale. Length of the 

 body 4 lines; expansion of the fore wings 9 lines. 



a. Australia. Presented by the Haslar Hospital. 



Blatta concisa. 



Fcem. Nigra, fusiformis; caput prolhoracem perpaullo superans, 

 facie clypeoque leslaceo marginatis ; antenna- fulva, apices versus 

 fuscce, corpore paullo breviores ; prothorax laleribus subrotundatis 

 murgineque anlico angusle fluvescente ulbis ; ventris latera patlide 



leslaceo, nigra inlerlineala ; alee antica abdomen sat super antes, 

 vitla costali lunccolata Jfavesccnlc alba ; alee postiae fusca. 



