Beech scale

• French common name: Cochenille du hêtre
• Scientific name: Cryptococcus fagisuga Lindinger
• Kingdom: Animalia
• Phylum: Arthropoda
• Order: Homoptera
• Family: Eriococcidae
• Partial list of synonyms:
  • Cryptococcus fagi Baerensprung
  • cryptococcus fagi Douglas

Distribution

• New Brunswick
• Nova Scotia
• Ontario
• Prince Edward Island
• Quebec

Canadian Forest Service Publications

Beech scale

Diet and feeding behaviour

• Sap-feeding: Feeds on plant sap.
  • Piercing-sucking: Has specialized mouthparts for sucking the fluids from plants, thereby causing deformities or killing the affected plant sections.

Information on host(s)

Main host(s)

• American beech

Photos

Scales covered with white woolly substance secreted by themselves

Thérèse Arcand

Scales in bark crevice

Thérèse Arcand

Scales in bark crevice

Thérèse Arcand

Trunk covered with white woolly substance secreted by scales

Claude Monnier

Scales covered with white woolly substance in bark crevices

Claude Monnier

Trunk covered with white woolly substance

Claude Monnier