Watson, G.W. 2001 A pictorial key to important Diaspididiae (Hemiptera: Coccoideea) of the world. Bollettino di Zoologia Agraria e di Bachicoltura (Milano) (Ser. II). 33(3): 175-178
Notes: The aim of this project is to provide a user=friendly identification aid on CD-ROM, which will make species information and taxonomic illustrations available to entomologists, plant quarantine inspectors and agricultural students worldwide.