''Pyrgillus'' is a
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 ...
of
lichen
A lichen ( , ) is a hybrid colony (biology), colony of algae or cyanobacteria living symbiotically among hypha, filaments of multiple fungus species, along with yeasts and bacteria embedded in the cortex or "skin", in a mutualism (biology), m ...
-forming
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
Pyrenulaceae
The Pyrenulaceae are a family of mostly lichenized fungi in the order Pyrenulales. The family was circumscribed by the German botanist Gottlob Ludwig Rabenhorst in 1870. Species in the family have a widespread distribution, but are especially pr ...
.
The genus was
circumscribed In geometry, a circumscribed circle for a set of points is a circle passing through each of them. Such a circle is said to ''circumscribe'' the points or a polygon formed from them; such a polygon is said to be ''inscribed'' in the circle.
* Circum ...
by the Finnish lichenologist
William Nylander
William Andrew Michael Junior Nylander Altelius (born 1 May 1996) is a Swedish professional ice hockey Forward (ice hockey), forward for the Toronto Maple Leafs of the National Hockey League (NHL). Nylander was selected by the Maple Leafs in t ...
in 1858.
Species
* ''
Pyrgillus americanus''
* ''
Pyrgillus aurantiacus''
* ''
Pyrgillus cambodiensis''
* ''
Pyrgillus cubanus''
* ''
Pyrgillus fuscus''
* ''
Pyrgillus idukkiensis''
* ''
Pyrgillus indicus''
* ''
Pyrgillus javanicus''
* ''
Pyrgillus rufus''
* ''
Pyrgillus tibellii''
References
Pyrenulales
Eurotiomycetes genera
Lichen genera
Taxa described in 1858
Taxa named by William Nylander (botanist)
{{Eurotiomycetes-stub