THE GREAT ELM-LEAF BEETLE. 



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egg8 (Fig. 83, a) are laid on the uuder side of the leaf in a compact, more or 

 less globose, gamboge-j^ellow cluster, each egg surrounded and the whole mass 

 firmly held together by a glutinous substance. There are, on an average, about 

 1-25 eggs in each mass, the eggs being laid in layers. In general appearance the 



^<VV 'I 



Fig. 83. — The great elm leaf beetle, a, b, eggs; d, larva; g, h, head and mouth parts of the same; i, 

 pupa ; j, beetle. — After Riley. 



mass bears a resemblance to a yellow raspberry. Each egg (Fig. 83, 6), when ex- 

 amined separately, is seen to be subspherical in form and highly polished. 



The young larvte (Fig. 83, c) hatch in about a week after the eggs are laid, 

 and at first congregate around the empty egg-shells, which they nibble and feed 



