Body length : 4-7mm.
Host plant : Polyphagous.
Found in deciduous woodlands, woodland edges, hedgerows, parks and gardens.
The larvae develop in small dead or dying branches and twigs of deciduous trees, such as Acer sp., Crataegus sp., Frangula sp., Fraxinus sp., Juglans sp., Malus sp., Morus sp., Prunus sp., …
This species is difficult to distinguish from T. starkii.