''Gigasperma'' is an inactive
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial n ...
of
fungi
A fungus (plural, : fungi or funguses) is any member of the group of Eukaryote, eukaryotic organisms that includes microorganisms such as yeasts and Mold (fungus), molds, as well as the more familiar mushrooms. These organisms are classified ...
in the order
Agaricales
The fungal order Agaricales, also known as gilled mushrooms (for their distinctive gills) or euagarics, contains some of the most familiar types of mushrooms. The order has 33 extant families, 413 genera, and over 13,000 described species, a ...
with a single species. It was treated either as the only genus in the
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 "unispec ...
family Gigaspermataceae,
[ or part of the wider ]Cortinariaceae
The Cortinariaceae are a large family of gilled mushrooms found worldwide, containing over 2100 species. The family takes its name from its largest genus, the varied species of the genus ''Cortinarius''. Many genera formerly in the Cortinariacea ...
.[ ''Gigasperma'' was circumscribed by Austrian mycologist ]Egon Horak
Egon Horak (born Innsbruck in 1937) is an Austrian mycologist who has described more than 1000 species of fungi, including many from the Southern Hemisphere, particularly New Zealand and South America. He was an executive editor of the scientific ...
in 1971.[
]
Taxonomy
No species remain within this genus since ''Gigasperma'' ''cryptica'' was reclassified as ''Thaxterogaster crypticus
''Thaxterogaster'' is a genus of fungi in the family Cortinariaceae.
Taxonomy
The genus was created in 1951 by the German mycologist Rolf Singer to contain the novel species ''Thaxterogaster magellanicum'' and ''Thaxterogaster violaceum.'' ...
'' in 2022''.
Synonyms
* ''Gigasperma americanum'' Kropp & L.J. Hutchison, 1996 = '' Cryptolepiota americana'' (Kropp & L.J. Hutchison) Kropp & Trappe, 2012
* ''Gigasperma clelandii'' (Rodway) E. Horak, 1971 = ''Horakiella clelandii
''Horakiella'' is a genus of fungi within the Sclerodermataceae family that contains the two species ''H.clelandii'' and ''H. watarrkana''.
The genus name of ''Horakiella'' is in honour of Egon Horak (born 1937) is an Austrian mycologist.
Th ...
'' (Rodway) Castellano & Trappe, 1992 Mycobank Horakiella clelandii
/ref>
See also
*List of Agaricales families
The Agaricales are an order of fungi in the class Agaricomycetes (division Basidiomycota). It is the largest group of mushroom-forming fungi, and includes more than 400 genera and over 13,000 species. Molecular phylogenetics analyses of ribosomal ...
*List of Agaricales genera
This is a list of mushroom-forming fungi genera in the order Agaricales.
Genera
*
See also
*List of Agaricales families
References
Notes
References
{{reflist, 2, refs=
{{cite journal , last=Agerer , first=R. , year=1983 , title=Beitrag zur F ...
References
External links
''Gigasperma americanum''
at Species Fungorum
''Gigasperma cryptica''
at Species Fungorum
Cortinariaceae
Agaricales genera
Taxa named by Egon Horak
{{Agaricales-stub
fr:Gigaspermaceae (famille de champignons)