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Gracillarioidea >> Gracillariidae >> Parornichinae >> Callisto

Callisto denticulella

(Thunberg, 1794)

Sort #: 247 | P3 #: 330189 | MPG #: 664
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Larval feeding type: Forms a tentiform leaf-mine on the underside, then feeds in a leaf edge folded downwards, usually making two leaf-folds, one smaller (about 10mm) and then one about twice the size of the first; pupates in a silken cocoon away from the feeding area
Larval substrate: Malus pumila* (Apple)

Comment: One generation only; larvae can be found end of June and beginning of July

Status in MA (automated assessment): Fairly widespread, uncommon
Status in N. America: Introduced
MA Endangered Species Act status: None
First Year Reported: 2014
Last Year Reported: 2020

Distribution by County: Berkshire, Franklin, Worcester, Middlesex, Norfolk, Plymouth
Number of Records: 11

  • Adult male reared from Malus (Photo: ©S. Whitebread)
  • Adult male reared from Malus (Photo: ©S. Whitebread)
  • Larva from leaf-fold on Malus (Photo: ©S. Whitebread)
  • Larva from leaf-fold on Malus (Photo: ©S. Whitebread)
  • Young mine on underside of Malus leaf (Photo: ©S. Whitebread)
  • Young mine on Malus leaf viewed from above (Photo: ©S. Whitebread)
  • Young mine on underside of Malus leaf (Photo: ©S. Whitebread)
  • Young mine on Malus leaf viewed from above (Photo: ©S. Whitebread)
  • Larval leaf-fold on Malus (Photo: ©S. Whitebread)

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