''Radulotubus'' is a

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unisp ...

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

corticioid The corticioid fungi are a group of fungi in the Basidiomycota typically having effused, smooth basidiocarps (fruit bodies) that are formed on the undersides of dead tree trunks or branches. They are sometimes colloquially called crust fungi or pa ...

or crust

fungi A fungus (: fungi , , , or ; or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and mold (fungus), molds, as well as the more familiar mushrooms. These organisms are classified as one ...

in the family Radulomycetaceae containing the single resupinate species ''Radulotubus resupinatus.'' This species was found in Yunnan province, China and formally classified in 2016. The specimen was found growing on the fallen trunk of an

angiosperm Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (). The term angiosperm is derived from the Greek words (; 'container, vessel') and (; 'seed'), meaning that the seeds are enclosed within a fruit ...

. It was originally placed in the family ''

Pterulaceae The ''Pterulaceae'' are a family (biology), family of fungi in the order Agaricales. According to a 2008 estimate, the family contained 99 species previously distributed among 12 genus, genera. More recent data from molecular phylogenetic reconst ...

'' and noted to be closesly related with '' Aphanobasidium'' and '' Radulomyces.'' A major reclassification of the ''

'' family occurred in 2020 and the genera '' Aphanobasidium'', '' Radulomyces'' and ''Radulotubus'' were moved to a new family, '' Radulomycetaceae'' by the mycologists Caio A. Leal-Dutra,

Bryn Tjader Mason Dentinger Bryn is a Welsh word meaning hill. It may also refer to: Places United Kingdom England * Bryn, Cheshire, a location * Bryn, Greater Manchester ** Bryn (ward), an electoral ward in Wigan ** Bryn railway station * Bryn, Shropshire, a location ...

and Gareth W. Griffith.

Etymology

''Resupinatus'' refers to the resupinate fruiting bodies (upward facing gills which can be considered 'upside down').

Species

Species in the genus include:

References

Monotypic Agaricales genera Taxa described in 2016 Fungi of China Agaricales {{Agaricales-stub