Germain, J.-F. 2002a Aulacaspis yasumatsui Takagi: un risque pour les Cycas. [Aulacaspis yasumatusi Takagi: a risk for Cycas.].. PHM Revue Horticole No. (440): 43-44.

Notes: Aulacaspis yasumatusi was observed in France for the first time during 2001, on Cycas revoluta and Cycas sp. Notes are given on the origin, host plants, characteristics and biology of this species. Damage and control are also discussed.