Cacatua leadbeateri aberrans Söderberg, Orn. Monatsber., vol. 20, No. 3, March 1912, p. 41.= Cacatua leadbeateri mollis Mathews, 1912
Holotype ? : Male ad., Mowla Downs, Jarmura District, Kimberley, North-western Australia. 18. XI. 1910. R. Söderberg leg. No. 3. - Measurements of type : wing : 258 mm.; tail : 163 mm.; culmen from cere : 27 mm.Click on the picture for enlargement.