Posted by Sundew on 05-03-2019 21:50
#3
Welcome to the forum! For questions concerning non-dipteran insects use the subforum "Other insects, spiders etc.", please. Hymenoptera experts will not see your thread here.
I am not sure if these sawflies are
Tenthredo notha, because the scapus is black.
T. arcuata might be another option, but I would like to know an expert's opinion.
Regards, Sundew