The following new taxa are described from Australia: Xanthoparmelia bicolor
ans Elix & Kantvilas, X. hafellneri Elix, X. kalbarriensis Elix, X. microce
phala Elix & Kantvilas, X. millerae Elix, X. neotucsonensis Elix, X. parapa
rmeliformis Elix and X. weberiella Elix. In addition, Xanthoparmelia diadet
a (Hale) Hale is reported for the first time from Australia.