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Species Neoclytus acuminatus - Red-Headed Ash Borer

Red-headed Ash Borers - Neoclytus acuminatus - male - female  Red-headed Ash Borers - Neoclytus acuminatus - male - female Longhorn beetle? - Neoclytus acuminatus Neoclytus acuminatus? - Neoclytus acuminatus - male - female Neoclytus sp. - Neoclytus acuminatus What’s this?? - Neoclytus acuminatus Red Headed Ash Borer - Neoclytus acuminatus Neoclytus acuminatus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
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)
2 sspp., both in our area(1)
4-13 mm(2)
markings distinctive; note the thickened antennal tips
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)
mostly: Apr-Aug(3)
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
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.