''Astrothelium'' is a
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
corticolous (bark-dwelling)
lichens in the family
Trypetheliaceae
The Trypetheliaceae are a family of mainly lichen-forming fungi in the order Trypetheliales.
Genera
*'' Alloarthopyrenia'' – 1 sp.
*'' Aptrootia'' – 3 spp.
*'' Architrypethelium'' – 8 spp.
*''Astrothelium'' – ca. 275 spp.
*'' Bathel ...
.
The genus was
circumscribed
In geometry, the circumscribed circle or circumcircle of a polygon is a circle that passes through all the vertices of the polygon. The center of this circle is called the circumcenter and its radius is called the circumradius.
Not every po ...
in 1824 by German botanist
Franz Gerhard Eschweiler, with ''
Astrothelium conicum
''Astrothelium'' is a genus of corticolous (bark-dwelling) lichens in the family Trypetheliaceae. The genus was circumscribed in 1824 by German botanist Franz Gerhard Eschweiler, with '' Astrothelium conicum'' assigned as the type species.
Spe ...
'' assigned as the
type species
In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specimen( ...
.
Species
,
Species Fungorum
''Index Fungorum'' is an international project to index all formal names ( scientific names) in the fungus kingdom. the project is based at the Royal Botanic Gardens, Kew, one of three partners along with Landcare Research and the Institute of ...
accepts 241 species in ''Astrothelium''.
*''
Astrothelium aenascens''
*''