Dobrisimastigomycetes Tedersoo class. nov.

Type order.

Dobrisimastigales Tedersoo .

Diagnosis.

Distinguishable from other fungi based on a diagnostic nucleotide signature in LSU D 1 (positions 124–138 in the type species and 122–136 in S. cerevisiae tgggtaggttacctg; three mismatches allowed). Forms a monophyletic, least inclusive clade in Neocallimastigomycota, covering sequences EUK 1189296, EUK 1138904, EUK 0534669, EUK 0534670, and EUK 0534680 (Fig. 1).

Notes.

Recognized based on eDNA sequences only. Labelled as clade GS 93 B in EUKARYOME v 1.9. Currently harbors Dobrisimastigales (ord. nov.). Comprises 10–12 species. Detected in soil (91.7 % out of 36 records) and sediments (8.3 %) in tundra to tropical biomes across all continents except Antarctica.