Maerjamyces Tedersoo & Esmaeilzadeh-Salestani gen. nov.

Type species.

Maerjamyces jumpponenii Tedersoo & Esmaeilzadeh-Salestani .

Diagnosis.

Distinguishable from other fungi based on diagnostic nucleotide signatures in 5.8S (positions 77–86 in type species and 78–87 in S. cerevisiae agagtacgtg; one mismatch allowed). Forms a monophyletic, least inclusive clade in Maerjamycetaceae, covering sequences EUK 1138158, EUK 0484301, and EUK 0484311 (Figs 1, 33).

Notes.

Recognized based on eDNA sequences only. Comprises potentially three species, represented by sequences EUK 0484301 (tundra soil in Svalbard) and EUK 0484311 (forest soil in OR, USA).