286 



PENTATOMIDJi, 



A. Head %vWi the morr/ins Uimescent or anf/nlated, but not spined' 

 before the eyes. 



453. Megymenum inerme, Hcrr.-SchUff. (Amaurus) Wan::. Ins. V, p. 62,. 



pi. 163, if. G, H (1839) ; Dall. List Hem. i, p. 364 (1851). 



Ovate, somewhat elongate ; cupreous or brassy-black ; anteunre 

 very short, much compressed, the second and third joints broadly 

 dilated ; head with the lateral margins tumid but not spined in 

 front of eyes ; pronotum distinctly and prominently centrally 

 tumescent on anterior area, the lateral margins obliquely angularly 

 sinuate, the anterior angles obtuse ; membrane pale ochraceous, 

 infuscated beyond middle ; abdominal margins somewhat finely 

 tuberculate at the incisures. 



Length 14 to 15 ; greatest breadth 7 millim. 



Hab. Bengal. Assam ; Margherita {Dohertij). 



454. Megymenum brevicorne, Fabr. (Cimex) Mant. Ins. ii, p. 294 



(1787) ; Sted, Hem. Fahr. i, p. 38 (1868). 



Differs from M. inerme in being a little broader and less elongate ; 

 anterior tumescence to pronotum a little more tuberculous ; lateral 

 margins more concave anteriorly, more prominently angulated at 

 centre ; lateral margins of abdomen a little more prominently 

 and broadly tuberculate at the incisures. 



Length 1.3 to 14 ; greatest breadth 7 to 8 millim. 



Hab. Khtisi Hills (ChenneU). Calcutta (Ind. 3h(s.). Burma; 

 Eangoon (Fea). Nicobar Islands {Coll. Dist.). — Also reported from 

 China. 



455. Megymenum parallelum, VoU. Faun. Ind. Kecrl. ill, p. 48, pi. iv, 

 f. 10 (1868) ; StSl, En. Hem. \, p. 232 (1870). 



Cupreous or brassy black ; membrane pale ochraceous, more or 



less infuscated; head with 

 the lateral margins tumid 

 or slightly angulated, but 

 not spinous before the 

 eyes ; pronotum with the 

 anterior angles somewhat 

 longly spinous, the an- 

 terior lateral margins 

 deeply coucavely sinuate, 

 strongly produced from 

 before middle to base, 

 Avith the outer margin 

 crenulate and irregularly 

 sinuate ; abdominal mar- 

 gins obtusely but prominently tuberculated at incisures and with 

 a much smaller tubercle at centre of each segment ; antennse 

 blackish, apical joint ochraceous Avith its base black. 



Fig. 180. — Megymenum faruUclum. 



