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Family Tenthredinidae - Common Sawflies

Sawfly larvae on rose bush in December - Cladius difformis Sawfly larvae? - Hemichroa crocea Alder Sawfly - Eriocampa ovata Sawfly on black cherry - Endelomyia aethiops Sawfly Tenthredinidae Macrophya bifasciata? 2 Unknown? Tenthredinidae, dorsal - Dolerus tibialis - female
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)
Other Common Names
Tenthredinid Sawflies, True Sawflies
Explanation of Names
Tenthredinidae Latreille 1802
>900 spp. in ~100 genera of 6-7 subfamilies in our area(1)(2), ~7500 spp. in almost 600 genera worldwide(3) [5500 and 400, per(4)]Overview of our fauna (* –taxa not yet in the guide; classification per D.R. Smith, pers. comm.):
Family Tenthredinidae
5-20 mm(1)
Wasplike, often brightly colored, often found on flowers.
Larva eruciform. They usually coil the body (or the posterior end) over the edge of the leaf.
Most of the larvae feed on foliage, but a few are leaf miners or stem borers(1)
Some info on host plants here
Life Cycle
Usually a single generation a year. Overwinters in the ground or in protected places as a pupa or cocoon.
Some species are serious pests
Works Cited
1.American Insects: A Handbook of the Insects of America North of Mexico
Ross H. Arnett. 2000. CRC Press.
2.The genera and subgenera of the sawflies of Canada and Alaska (Hymenoptera: Symphyta)
Goulet H. 1992. The insects and arachnids of Canada, Pt. 20. Ottawa: Agriculture Canada. 235 pp.
3.Blank et al. (2012) ECatSym: Electronic World Catalog of Symphyta (Insecta, Hymenoptera). Program version 4.0 beta
4.Order Hymenoptera. In: Zhang Z-Q (ed) Animal biodiversity: An outline of higher-level classif. and survey of taxonomic richness
Aguiar AP, Deans AR, Engel MS, Forshage M, Huber JT, Jennings JT, Johnson NF, Lelej AS, Longino JT, Lohrmann V, Mikó I, Ohl M. 2013. Zootaxa 3703: 51–62.