THE COLEOPTERA 



127 



t, M, Jotitel, 1900, 



FIG. 118. The Elm Leaf Beetle (Galerucella luteola Muls.) : 1, egg cluster; la, single egg 

 greatly enlarged; 2, recently hatched larva (grub); 3, full-grown larva; 4, pupa; 5, 

 beetles after wintering over; 6, freshly emerged beetles; 7, under surface of leaf showing 

 grubs, their work and a few holes eaten by adult beetles; 8, leaf nearly skeletonized by the 

 larvae; 9, leaf eaten by adults. Hair lines by Figs. 1 to 6 show natural size: 7, 8 and 9 

 natural size. (From Bull. 332 Ohio Agr. Exp. Sla. After Felt.) 



