There are 23 families of mayflies found worldwide, consisting of about 2500 species. In Australia only 9 of these families are represented with 84 species present. The families of mayflies are divided into 2 suborders, the Schistonota and the Pannota. Of the 84 species present in Australia 54 are found in the Leptophlebiidae family. The second largest family of mayflies in Australia is the Baetidae. Follow the links below to find out more about the families of mayflies. Those in bold represent the mayfly families present in Australia.

For mayfly species visit the Australian Insect Common Names