ORDER COLEOPTERA 



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Fig. 57. Types of Coleopterous leaf mines. 1, mine of Zeugophora 

 abnormis on poplar; 2, mine of Baliosus ruber on apple, also showing the 

 feeding scars of the adults; 8, mine of Dibolia borealis on Plantago major; 

 4, mine of Phyllotreta nemorum on seedling leaf Brassica, also snowing the 

 feeding scars of the adults (European); 6, mine of Orchestes on apple, 

 showing cocoon within the mine. 



