Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Fall Fund Drive

TaxonomyBrowse
Info
ImagesLinksBooksData

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