Chrysaster ostensackenella

(Fitch, 1859)

Sort #: 350 | P3 #: 330392 | MPG #: 842
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Larval feeding type: Upperside leaf mine, vacates the mine to pupate in a silken cocoon
Larval substrate: Robinia pseudoacacia* (Black Locust)
Phenology: Adult: 6/13 to 8/29 (11 records)

Status in MA (automated assessment): Widespread, common
Status in N. America: Native
MA Endangered Species Act status: None
First Year Reported: 1868
Last Year Reported: 2021

Distribution by County: Berkshire, Hampshire, Franklin, Middlesex, Essex, Norfolk, Plymouth, Barnstable, Dukes, Nantucket
Number of Records: 31