Basionym Name:Catillaria chionea Norman, Kgl. norske vidensk. Selsk. Skr. 5: 355 (1868)
Homotypic synonyms:Catocarpus chioneus (Norman) Elenkin & Savicz, Acta Horti Petropolit. 32: 80 (1912)Lecidea chionea (Norman) Stizenb., Ber. Tät. St Gall. naturw. Ges.: 236 (1876)Porina chiomela (Norman) Zahlbr., Cat. Lich. Univers. 1: 371 (1922)Rhizocarpon chioneum (Norman) Th. Fr., Lich. Scand. (Upsaliae)(2): 620 (1874)