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Species Ametastegia pallipes - Violet Sawfly

Sawfly on Sycamore - Ametastegia pallipes Violet Sawfly? - Ametastegia pallipes Sawfly on Sycamore - Ametastegia pallipes Sawfly on Sycamore - Ametastegia pallipes Nondescript Sawfly - Ametastegia pallipes Sawfly on the window - Ametastegia pallipes Sawfly on curly dock - Ametastegia pallipes Ametastegia pallipes? - Ametastegia pallipes
Classification
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 Empriini
Genus Ametastegia
Species pallipes (Violet Sawfly)
Explanation of Names
Ametastegia pallipes (Spinola 1808)
Size
♀ 5.6-5.9 mm; males unknown(1)
Range
native to Eurasia (Europe to e. Siberia); introduced to NA from Europe and now widespread in ne. & nw. US & adjacent Canada(2)(1) (map)
Food
hosts: Viola (Violaceae)(3)
Life Cycle
parthenogenetic species; 3 or more generations a year in Europe(1)
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.Catalog of Hymenoptera in America North of Mexico
Karl V. Krombein, Paul D. Hurd, Jr., David R. Smith, and B. D. Burks. 1979. Smithsonian Institution Press.
3.Garden Insects of North America : The Ultimate Guide to Backyard Bugs (Princeton Field Guides)
Whitney Cranshaw. 2004. Princeton University Press.