Plate 2 Damage to citrus fruit and foliage by Metatetranychiis citri (Mc- 

 Gregor). Damaged fruit and foliage is shown in upper row and normal material 

 in lower row, (From A. M. Boyce, Insects and mites and their control. The 

 Citrus Industry, Volume II, 1948. Courtesy of The University of California 

 Press.) 



