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Species Eriocampa ovata - Alder Sawfly

Sawfly - Eriocampa ovata sawfly - Eriocampa ovata Sawfly - Eriocampa ovata Alder Sawfly - Eriocampa ovata Alder Sawfly larva & leaf damage - Eriocampa ovata Alder Sawfly larva's skin - Eriocampa ovata sawfly pupa - Eriocampa ovata Sawfly - Eriocampa ovata
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon ("Symphyta" - Sawflies, Horntails, and Wood Wasps)
Family Tenthredinidae (Common Sawflies)
Subfamily Allantinae
Tribe Eriocampini
Genus Eriocampa
Species ovata (Alder Sawfly)
Other Common Names
Woolly Alder Sawfly
Explanation of Names
Eriocampa ovata (Linné 1761)
6.8-7.2 mm(1)
Larva covered by flaky white bloom.
native to Europe, adventive in our area (e. & w. NA)(1)
in QC, adults appear in May-Jun (1st generation) and Jul-Aug (2nd generation)(1)
hosts: Alnus(1)
Life Cycle
parthenogenetic (males unknown in NA, rare in Europe); bivoltine(1)
earliest NA record: ON 1908(1)
Internet References
Works Cited
1.Nearctic sawflies. IV. Allantinae: Adults and larvae (Hymenoptera: Tenthredinidae)
Smith D.R. 1979. Agricultural Research Service, USDA Technical Bulletin No. 1595. 172 pp.
2.NatureSpot: recording the wildlife of Leicestershire and Rutland