Synonymy:
Clypeothecium Petr., in Sydow & Petrak, Annls mycol. 20(3/4): 182 (1922)
Trematostoma (Sacc.) Shear, Mycologia 34(3): 272 (1942)
Xylopezia Höhn., Annls mycol. 15(5): 308 (1917)
Zignoella subgen. Trematostoma Sacc., Syll. Fung. (Abellini) 2: 222 (1883)

Position in classification:
Exarmidium, Hyponectriaceae, Xylariales, Xylariomycetidae, Sordariomycetes, Ascomycota, Fungi

Note:
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