1. Small black sawfly native to Europe but established in eastern United States; larvae mine the leaves of birches causing serious defoliation
   - Fenusa pusilla

Type of: sawfly

• Microchiroptera
• microcircuit
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• Micrococcaceae
• Micrococcus
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• microcosm
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• microcytic anemia
• microcytosis
• Microdesmidae
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