E. Langer 1994, Bibl. John Eriksson, Symb. Carposomata effusa, resupinata, laevia, odontioidea vel poroidea, putreficatio alba provocunt. Septa hypharum fibulata vel efibulata, doliporis parenthesomatibus continuis perforata. Hyphae cultura pura drepanocystidia vel malocystidia proferrunt.
Basidia cylindracea vel suburniformia, ca.
Basidiosporae globosae, ellipsoideae, cylindraceae vel allantoideae, tenui-tunicatae vel crassitunicatae, laevis vel verruculosae, uniguttulatae, ca. Therefor it is required to work with a sum of characters by means of comparative morphology, which can only be documented by detailed illustrations of the entire micromorphology of the basidiocarp. John Eriksson H. altaica Parm. John Eriksson H. hastifer Hjortst. In Hyphodontia emend.