Ben-Dov, Y., & Williams, D.J. 2002 Taxonomic status of Villigera Karsch, 1877 (Hem., Coccoidea, Margarodidae).. Bulletin de la Société Entomologique de France 107(3): 338.
Notes: Discussion on the taxonomy of Villigera Karsch, 1877, and its type species Villigera frauenfeldi Karsch. Synonymy with Drosicha Walker, 1858, is confirmed.
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