Xanthoparmelia

are eaten by

• Global Biotic Interactions: Deroceras reticulatum (O. F. Müller 1774)

are host of

• Global Biotic Interactions: Stigmidium xanthoparmeliarum Hafellner 1994

are parasitized by

• Global Biotic Interactions: Phacopsis australis
• Global Biotic Interactions: Lichenostigma cosmopolites
• Global Biotic Interactions: Weddellomyces xanthoparmeliae Calat. & Nav.-Ros.
• Global Biotic Interactions: Trematosphaeriopsis parmeliana
• Global Biotic Interactions: Endococcus