The Acarosporales are an order of fungi in the class

Lecanoromycetes Lecanoromycetes is the largest class of lichenized fungi. It belongs to the subphylum Pezizomycotina in the phylum Ascomycota. The asci (spore-bearing cells) of the Lecanoromycetes most often release spores by rostrate dehiscence. Genera of unc ...

Phylogenetic In biology, phylogenetics (; from Greek φυλή/ φῦλον [] "tribe, clan, race", and wikt:γενετικός, γενετικός [] "origin, source, birth") is the study of the evolutionary history and relationships among or within groups o ...

analyses conducted using the sequences of both the

protein Proteins are large biomolecules and macromolecules that comprise one or more long chains of amino acid residues. Proteins perform a vast array of functions within organisms, including catalysing metabolic reactions, DNA replication, respo ...

-coding gene ''

RPB2 DNA-directed RNA polymerase II subunit RPB2 is an enzyme that in humans is encoded by the ''POLR2B'' gene. This gene encodes the second largest subunit of RNA polymerase II, the polymerase responsible for synthesizing messenger RNA in eukaryotes. ...

'' as well as nuclear ribosomal genes place this order within the subclass

Acarosporomycetidae The Acarosporomycetidae are a subclass of fungi in the class Lecanoromycetes. This subclass contains the single order Acarosporales, which circumscribes the single family Acarosporaceae. External linksOutline of Ascomycota 2007 Acarosporal ...

. According to a recent (2020) survey of fungal classification, the Acarosporales contain two families:

Acarosporaceae The Acarosporaceae are a family of fungi in the order Acarosporales. Members of this family have a widespread distribution, and are mostly lichenized with green algae. According to a 2021 estimate, the family contains 11 genera and about 260 spe ...

, with 11 genera and about 260 species, and Eigleraceae, with 1 genus and 2 species.

References

Lichen orders Lecanoromycetes orders Taxa named by Alexander Zahlbruckner Taxa described in 1906 {{Lecanoromycetes-stub