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Promylea lunigerella Ragonot

  • Latin name: Promylea lunigerella Ragonot
  • French name:
  • Order: Lepidoptera
  • Family: Pyralidae


British Columbia

This species occurs throughout south coastal British Columbia; it also occurs south to California.



Damage, symptoms and biology

Promylea lunigerella is a common innocuous solitary defoliator.

Mature larva up to 20 mm long. Head, light green with dark mottle. Body, green, dorsum yellowish green; broad yellow subspiracular stripe.

This species appears to overwinter in the egg stage. Larvae are present from May to mid-June; pupation occurs from June to July and adults emerge from July to early August.

Canadian Forest Service Publications

Diet and feeding behaviour

  • Phyllophagous : Feeds on the leaves of plants.
    • Free-living defoliator: Feeds on and moves about freely on foliage.
Information on host(s)

The principal host of Promylea lunigerella is grand fir; it also occurs on amabilis fir.

Main host(s)

Amabilis fir, grand fir, Rocky Mountain Douglas-fir, western hemlock

Secondary host(s)

Red alder, Sitka spruce, western redcedar, white spruce


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