This family of sawflies contains nearly 1,000 species and is widely distributed, for example it is common in tropical and subtropical regions. The members are plant feeding wasps and the larvae often occur in groups. Several are significant plant pests like the large rose sawfly, Arge ochropus.
The adult wasps are small to medium sized, usually less than 10 mm long. Among others, the family is characterized by the structure of the antennae which have only 3 segments. The larvae have 6-8 abdominal legs.
The following genera and individual species are currently entered in the system: