Taxonomische Synonyme: Penzigia Sacc., Atti dell´Istituto Veneto Scienze 6: 406 (1888) [MB3808] Xylosphaera Dumort., Commentationes botanicae: 91 (1822) [MB5851] Xylocoremium J.D. Rogers, Mycologia 76: 913 (1984) [MB11224] Acrosphaeria Corda, Icones fungorum hucusque cognitorum 5: 32 (1842) [MB55] Carnostroma Lloyd, Synopsis of some genera of the large Pyrenomycetes (7): 27 (1919) [MB825] Coelorhopalon Overeem, Icon. Fungorum Malayensium: 3 (1925) [MB1163] Lichenagaricus P. Micheli, Nova Plantarum Genera: 103, tab. 54-55 (1729) [MB2847] Moelleroclavus Henn., Hedwigia 41: 15 (1902) [MB3232] Porodiscella Viégas, Bragantia 4: 106 (1944) [MB4343] Pseudoxylaria Boedijn, Persoonia 1 (1): 18 (1959) [MB4504] Sclerodermatopsis Torrend, Mycological Writings 7 (70): 1231 (1923) [MB27429] Spirogramma Ferd. & Winge, Vidensk. Meddel. Dansk Naturhist. Foren. Kjöbenhavn: 142 (1909) [MB5150] Xylariodiscus Henn., Beiblatt zur Hedwigia 38: 63 (1899) [MB5834]