- Scientific name: Eulithis destinata (Moesch)
- Kingdom: Animalia
- Phylum: Arthropoda
- Class: Insecta
- Order: Lepidoptera
- Family: Geometridae
Distribution
- Canada
This species occurs throughout the central interior of British Columbia; it also occurs east to New Brunswick.
Damage, symptoms and biology
Eulithis destinata is a rather uncommon solitary defoliator.
Mature larva up to 25 mm long. Head, light grey with dark markings. Body, grey; middorsal light grey diamond pattern; second thoracic segment swollen dorsally.
This species appears to overwinter in the egg stage. Larvae are present from late May to July; pupation occurs from mid-July to early August and adults emerge in 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 coniferous host of Eulithis destinata is subalpine fir; common non-coniferous hosts include willow and alder.
Main host(s)
- Alders
- Balsam willow
- Bebb willow
- Black willow
- European black alder
- Feltleaf willow
- Golden weeping willow
- Green alder
- Hazel alder
- Heartleaf willow
- Hooker willow
- Hybrid white willow
- Laurel willow
- Littletree willow
- Mackenzie willow
- Meadow willow
- Mountain alder
- Pacific willow
- Peachleaf willow
- Pussy willow
- Red alder
- Sandbar willow
- Satiny willow
- Scouler willow
- Shining willow
- Siberian alder
- Sitka alder
- Sitka willow
- Speckled alder
- Subalpine fir
- Violet willow
- Willow
Photos
Dion Manastyrski Centre de foresterie du Pacifique, Victoria (Colombie-Britannique) / Pacific Forestry Centre, Victoria, British Columbia
Dion Manastyrski Centre de foresterie du Pacifique, Victoria (Colombie-Britannique) / Pacific Forestry Centre, Victoria, British Columbia