Promylea lunigerella Ragonot
Damage, symptoms and biologyPromylea 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
: 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.