Posted by Quaedfliegh on 03-11-2015 13:53
#4
That is enough : ), by default Tolmerus cingulatus. ID based on colour of the legs, and the shape of the ovipositor. (In cingulatus it is less flattened than in T. atricapillus). In Britain the number of species of Machimus/Tolmerus is limited.