Macaria ulsterata

(Pearsall, 1913)
Birch Angle

Sort #: 1914 | P #: 910751 | MPG #: 6330 | PFG Page #: 212
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Larval substrate: Betula (Birch), Alnus (Alder)
Phenology: Adult: 5/24 to 8/24 (58 records)

Comment: Split from the Eurasian M. notata

Status in MA (automated assessment): Fairly widespread, uncommon
Status in N. America: Native
MA Endangered Species Act status: None
First Year Reported: 1974
Last Year Reported: 2026

Distribution by County: Berkshire, Hampden, Hampshire, Franklin, Worcester, Middlesex, Barnstable
Number of Records: 82