Phylum Ascomycota Caval.-Sm. (1998) - sac fungi Subphylum Pezizomycotina O.E. Erikss. & Winka (1997) Class Sordariomycetes O.E. Erikss. & Winka (1997) Subclass Hypocreomycetidae O.E. Erikss. & Winka (1997) Order Hypocreales Lindau (1897) Family Nectriaceae Tul. & C.Tul. (1865) Genus Thelonectria P. Chaverri & Salgado (2011)