Current Name:Rhizocarpon clausum (C. Knight ex Shirley) Zahlbr., Cat. Lich. Univers. 4: 350 (1926)
Synonymy:Lecidea clausa C. Knight ex Shirley, Proc. R. Soc. Qd. 6: 183 (1889)
Position in classification:Rhizocarpaceae, Rhizocarpales, Lecanoromycetidae, Lecanoromycetes, Ascomycota, Fungi
Synonymy Contributor(s): Australian Lichen Checklist (2004); Checklist of Lichens of Australian and its Island Territories