Eastern persius duskywing: COSEWIC assessment and status report: chapter 1
COSEWIC
Assessment Summary
Assessment Summary – April 2006
Common name:
Eastern Persius Duskywing
Scientific name:
Erynnis persius persius
Status:
Endangered
Reason for designation:
This lupine-feeding butterfly has been confirmed from only two sites in Canada. It inhabits oak savannahs in southern Ontario, a habitat that has undergone substantial declines and alterations. Larval host plant populations have been greatly reduced. There have been no confirmed records of this butterfly for 18 years, but unconfirmed sight records suggest that the species might still exist in Canada.
Occurrence:
Ontario
Status history:
Designated Endangered in April 2006. Assessment based on a new status report.
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