Length 5 to 8 mm. This sawfly has an orange abdomen and black on the top of the thorax. The clypeus has a sub-truncate lower edge and the female saw has very shallow teeth. There are other very similar species and detailed examination is necessary to determine the species.
Other Athalia species.
- some black on the thorax sides, little underneath
- saw with shallow, pointed teeth
- clypeus square-edged (sub-truncate)
- front tibiae usually without fuscous apices
Microscopic examination of the specimen is necessary. Records should include a comment about the ID methodology used and the key features.
Mainly in wet places.
May to September.
The larvae feed on the leaves of various plants including Ground-ivy, Plantago and Veronica species
Common in Leicestershire and Rutland.
Leicestershire & Rutland Map
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