Journal of the Straits Branch of the Royal Asiatic Society . ifference in their markings, but the female is, as a rule,slightly larger than the male. The largest specimen yet seen by the writer measured12*5 mm. from front of head shield to the extremity of elytra,and 115 mm. across the widest portion of the elytra; thewidth of the abdomen being 6 mm. This was a female. Jour. Straits Branch R. A. Soc, No. 53. I90Q. 130 SOME NOTES ON THE LIFE HISTORY The smallest perfect specimen measured 95 mm. by 85mm. breadth of abdomen being 4 mm. This was a male. The largest males are however larger than th


Journal of the Straits Branch of the Royal Asiatic Society . ifference in their markings, but the female is, as a rule,slightly larger than the male. The largest specimen yet seen by the writer measured12*5 mm. from front of head shield to the extremity of elytra,and 115 mm. across the widest portion of the elytra; thewidth of the abdomen being 6 mm. This was a female. Jour. Straits Branch R. A. Soc, No. 53. I90Q. 130 SOME NOTES ON THE LIFE HISTORY The smallest perfect specimen measured 95 mm. by 85mm. breadth of abdomen being 4 mm. This was a male. The largest males are however larger than the smallestfemales. The antennae, length from 3 to 35 mm. consist of elevensegments. The first segment, fitting into the head betweenthe eyes with a ball and socket joint, is a long and thick one,the second small, almost spherical; the next four are shortand thick, the remaining five rather thicker and covered withfine hairs, the last being long and pointed. The last four segments of the flagellum are coloured black,all the other segments being


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