Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Halidamia affinis

sawfly - Halidamia affinis - female Sawfly? - Halidamia affinis Eutomostethus luteiventris? - Halidamia affinis Sawfly - Halidamia affinis - female Tenthredinidae? - Halidamia affinis Tenthredinidae? - Halidamia affinis Sawfly - Halidamia affinis - female Symphyta? - Halidamia affinis
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 Blennocampinae
Tribe Waldheimiini
Genus Halidamia
Species affinis (Halidamia affinis)
Explanation of Names
Halidamia affinis (Fallén 1807)
avg. BL: ♂ 5.0 mm, ♀ 6.5 mm(1)
Native to Europe, introduced to ne. US, spread through much of the US
larvae on Galium(2)(1)
Life Cycle
entirely parthenogenetic in the northern part of its range(1)
Internet References
Works Cited
1.Nearctic sawflies. I. Blennocampinae: Adults and larvae (Hymenoptera: Tenthredinidae)
D.R. Smith. 1969. Agricultural Research Service, USDA Technical Bulletin No. 1397. 179 pp.
2.NatureSpot: recording the wildlife of Leicestershire and Rutland