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Information, insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

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Family Cimbicidae - Cimbicid Sawflies

Cimbicid - Abia Elm Horsefly Larva - Cimbex americana Rock Sawfly - Trichiosoma triangulum Cimbicid Sawfly Larva - Trichiosoma Cimbicid Larva - Cimbex americana possible sawfly - Cimbex americana ? - Cimbex americana - male unknown 3 - Trichiosoma triangulum alien hover craft - Trichiosoma triangulum
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 Cimbicidae (Cimbicid Sawflies)
Numbers
12 spp. in 4 genera in our area(1), >200 spp. in 22 genera worldwide(2)
Size
15-25 mm
Identification
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)