Basionym Name:Thelenella cinereonigricans Vain., Acta Soc. Fauna Flora fenn. 7(no. 2): 216 (1890)
Homotypic synonyms:Clathroporina cinereonigricans (Vain.) Zahlbr., Cat. Lich. Univers. 1: 416 (1922)Polymeridium cinereonigricans (Vain.) R.C. Harris, Bolm Mus. paraense 'Emílio Goeldi', sér. bot. 7(2): 631 (1993)