- Scientific name: Pristiphora leechi Wong and Ross
- Kingdom: Animalia
- Phylum: Arthropoda
- Class: Insecta
- Order: Hymenoptera
- Family: Tenthredinidae
Distribution
- British Columbia
Damage, symptoms and biology
Pristiphora leechi is a common innocuous solitary defoliator.Mature larva up to 13 mm long. Head, green with black eye-spots. Body, yellowish green with narrow dark green middorsal and broad subdorsal stripes.
Appears to overwinter in egg stage. Larvae are present from May to late June. Pupation occurs in late June and adults emerge in mid-July.
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)
Pristiphora leechi is restricted to western larch.Main host(s)
Secondary host(s)
- Black cottonwood
- Engelmann spruce
- Rocky Mountain Douglas-fir
- Sitka alder
- Tamarack
- Western white pine
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