Parornix preciosella
(Dietz, 1907)
Sort #: 257 | P3 #: 330206 | MPG #: 680
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Larval feeding type: Forms a tentiform leaf-mine on the underside, then vacates to pupate in a silken cocoon
Larval substrate: Vaccinium corymbosum* (Highbush Blueberry), Vaccinium fuscatum* (Black Highbush Blueberry), Vaccinium angustifolium (Lowbush Blueberry)
Phenology: Adult: 6/13 to 9/13 (26 records)
Comment: The adult is similar to P. kalmiella, but easily distinguished by the five instead of six white costal dashes.
Status in MA (automated assessment): Widespread, very common
Status in N. America: Native
MA Endangered Species Act status: None
First Year Reported: 1942
Last Year Reported: 2022
Distribution by County: Franklin, Worcester, Middlesex, Essex, Norfolk, Bristol, Plymouth, Barnstable, Dukes, Nantucket
Number of Records: 53
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Adult female reared from Vaccinium corymbosum (Photo: ©S. Whitebread) -
Adult female reared from Vaccinium corymbosum (Photo: ©S. Whitebread) -
Larva on Vaccinium corymbosum (Photo: ©S. Whitebread) -
Larva found on Vaccinium corymbosum (Photo: ©S. Whitebread) -
Young mine on Vaccinium corymbosum (Photo: ©S. Whitebread) -
Young mine on Vaccinium corymbosum viewed from above (Photo: ©S. Whitebread) -
Pupal cocoon spun on Vaccinium corymbosum leaf (Photo: ©S. Whitebread)