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ENTOMOLOGICAL SOCIETY 



emargination rather acutely triangular and extending about 

 half way or a little more than half way, to the base of the 

 segment ; the posterior margin obliquely truncate to the rounded 

 hind angle, not sinuate ; the valves shorter than the middle tibiae. 



FIG. 8. Ceresa tau^ina 

 Fitch : a, larva; b, 

 nymph, (after Riley). 



ex 



FIG. 9 Ceresa tau- 

 rina Fitch : dorsal 

 and lateral views 

 of adult, natural size 

 (after Riley). 



In taurina the prothoracic horns are less prominent, the last ven 

 tral segment is a little longer than the three preceding segments 

 united, the emargination extending to the basal one-fifth and very 



FIG. 10. Ceresa bubalus Fab. : a, female; b, enlargement of anterior foot of same ; c, do. of 

 antenna ; d, do. of wing ; e, last ventral segment of female ; f, ventral view of tip of abdomen 

 of female, showing terminal segments and ovipositor; g, do. lateral view; k, penultimate 

 ventral segment ot male ; /, ventral view of tip of abdomen of male all enlarged from Insect 

 Life. 



narrow at its origin. The hind margin from here is rather deeply 

 and broadly sinuate, with the hind angles well rounded. The 

 differences between some of the smaller specimens of bubalus and 



