The Chaetothyriales are an order of ascomycetous fungi in the class Eurotiomycetes and within the subclass Chaetothyriomycetidae.[1] The order was circumscribed in 1987 by mycologist Margaret Elizabeth Barr-Bigelow.[2]
As of October 2021[update], Species Fungorum includes 9 families, 97 genera, and 691 species in the Chaetothyriales.[3] The following list shows the families, genera, and number of species in the Chaetothyriales, adapted from a recent (2020) taxonomic and nomenclatural review of the order.[4]
Several genera have been included in the Chaetothyriales although their familial placement is unknown. These include: