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Discussion, insects and people from the 2018 BugGuide Gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

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Family Cimbicidae - Cimbicid Sawflies

Sawfly Possible sawfly (Cimbicid?) - Abia Elm Sawfly larvae - Cimbex americana Sawfly? - Trichiosoma Bee with patterned wing? - Abia sawfly larva - Abia americana  Cimbex americana Larvae  - Cimbex americana Beast! - Trichiosoma triangulum
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 Cimbicidae (Cimbicid Sawflies)
12 spp. in 4 genera in our area(1), >200 spp. in 22 genera worldwide(2)
15-25 mm
Adults robust, resemble bumble bees. Base of abdomen broadly joined to thorax (no wasp waist). Antennae have seven or fewer segments, slightly clubbed.
Larvae eruciform (caterpillar-shaped, i.e., cylindrical, with well-developed head and legs).
Life Cycle
Larvae typically feed on foliage of trees and shrubs. Hosts include: Cimbex--Elm (Ulmus), Zaraea--Honeysuckle (Lonicera), Trichiosoma--Cherry (Prunus)