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Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

National Moth Week was July 23-31, 2022! See moth submissions.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of insects and people from the 2018 gathering in Virginia, July 27-29

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


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Species Trachelus tabidus - Black Grain Stem Sawfly

wasp? - Trachelus tabidus
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 Cephidae (Stem Sawflies)
Tribe Cephini
Genus Trachelus
Species tabidus (Black Grain Stem Sawfly)
Synonyms and other taxonomic changes
Cephus nigritus Lep.
Explanation of Names
Author: Fabricius, 1775
Range
native to Middle and Western Europe (northward to Germany), Asia Minor, Northern Africa (Egypt, Algeria). Introduced in NA and known from ne. US (NH-VA west to MI, OH)
Food
infests cultivated grains only
Life Cycle
Monovoltine
Remarks
A serious pest of many cereals