Designer: obverse: Arnold Machin; reverse: Stuart Devlin
Reference: KM# 62
Diameter: 17.51 mm
Reverse In the central part is a feathertail glider (Acrobates pygmaeus) curled into a ball. To the left, in the background of the mammal, is the numeral "1".
Obverse Along the rim is text in English, on the left - the name of Elizabeth II: "ELIZABETH II", on the right - the country name Australia and the year of minting: "AUSTRALIA 1978". In the central part is depicted the right-facing profile of Elizabeth II, Queen of the United Kingdom.