Allosyncarpia, Eucalyptopsis and Arillastrum as "eucalypts" or as the eucalypt group.

The extant genera Stockwellia, Allosyncarpia, Eucalyptopsis and Arillastrum comprise six known species, restricted to monsoon forests and rainforests in north-eastern Australia, the Arnhem Land plateau, New Guinea, the Moluccas and New Caledonia. These genera are recognised as having evolved from ancient lineages