Over all length 8 - 11mm. A black bodied sawfly with yellow/green markings. Very similar to Tenthredo notha, but tends to fly earlier in the year.
Flowery grasslands, hedgerows. The larvae feed on the leaves of White Clover.
Status and distribution
Fairly common and widespread in Britain. Fairly common in Nottinghamshire and at Netherfield Lagoons.
Best time to see
April to June.