Basionym Name:Sphaeria duplicella Nyl., Not. Sällsk. Fauna et Fl. Fenn. Förh., Ny Ser. 10: 89 (1868)
Homotypic synonyms:Absconditella duplicella (Nyl.) Rossman, Mycotaxon 8(2): 505 (1979)Calonectria duplicella (Nyl.) P. Karst., Bidr. Känn. Finl. Nat. Folk 23: 218 (1873)Dialonectria duplicella (Nyl.) Cooke, [as 'richoni'] Grevillea 12(no. 64): 111 (1884)