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

Calendar
Upcoming Events

See Moth submissions from National Moth Week 2023

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

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


Previous events


TaxonomyBrowse
Info
ImagesLinksBooksData

Species Neoclytus acuminatus - Red-Headed Ash Borer

Red-headed ash borers - Neoclytus acuminatus - male - female Red-headed Ash Borer - Neoclytus acuminatus Neoclytus acuminatus (Red-Headed Ash Borer) - Neoclytus acuminatus Red-Headed Ash Borer - Neoclytus acuminatus - male Red-headed Ash Borer - Neoclytus acuminatus Red-headed Ash Borer - Neoclytus acuminatus - Neoclytus acuminatus Neoclytus acuminatus Red-Headed Ash Borer - Neoclytus acuminatus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Cucujiformia)
Superfamily Chrysomeloidea (Longhorn and Leaf Beetles)
Family Cerambycidae (Longhorn Beetles)
Subfamily Cerambycinae
Tribe Clytini
Genus Neoclytus
Species acuminatus (Red-Headed Ash Borer)
Explanation of Names
Neoclytus acuminatus (Fabricius 1775)
Numbers
2 sspp., both in our area(1)
Size
4-13 mm(2)
Identification
markings distinctive; note the thickened antennal tips
Range
e. NA to NM-CO, plus scattered western records - Map (3)
N. a. acuminatus* e. NA to NB-TX; N. a. hesperus w. NA(1)
*introduced in Europe, now widespread(4)
Season
mostly: Apr-Aug(3)
Food
Larvae feed on the sapwood of ash and other hardwoods, and even occasionally on vines and shrubs(2). Larvae are common in downed timber with the bark left on.
Life Cycle
Overwinters in infested tree trunks, probably as pupae; adults emerge in early spring and lay eggs under bark of recently dead trees

One generation per year in the north(5)
Remarks
Comes to lights(2)
Works Cited
1.New World Cerambycidae Catalog
2.Field Guide to Northeastern Longhorned Beetles (Coleoptera: Cerambycidae)
Douglas Yanega. 1996. Illinois Natural History Survey.
3.Global Biodiversity Information Facility (GBIF)
4.Alien terrestrial arthropods of Europe
Roques A., Kenis M., Lees D., Lopez-Vaamonde C., Rabitsch W., Rasplus J.-Y., Roy D., eds. 2010. BioRisk 4 Special Issue; 2 vols., 1028 pp.
5.Eastern Forest Insects
Whiteford L. Baker. 1972. U.S. Department of Agriculture · Forest Service.