''Cratiria'' 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
Caliciaceae
The Caliciaceae are a family (taxonomy), family of mostly lichen-forming fungus, fungi belonging to the class (taxonomy), class Lecanoromycetes in the division (mycology), division Ascomycota. Although the family has had its classification chan ...
. The genus has a widespread distribution, especially in
tropical
The tropics are the regions of Earth surrounding the equator, where the sun may shine directly overhead. This contrasts with the temperate or polar regions of Earth, where the Sun can never be directly overhead. This is because of Earth's ax ...
regions,
and contains about 20 species.
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 Austrian lichenologist Bernhard Marbach in 2000, with ''
Cratiria lauri-cassiae'' assigned as the
type species
In International_Code_of_Zoological_Nomenclature, 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 spe ...
.
Species
*''
Cratiria aggrediens''
*''
Cratiria americana''
*''
Cratiria amphorea''
*''
Cratiria burleighensis''
– Australia
*''
Cratiria chloraceus''
*''
Cratiria dissimilis''
*''
Cratiria exalbida''
*''
Cratiria jamesiana''
*''
Cratiria lauri-cassiae''
*''
Cratiria lauri-cassiaeoides''
*''
Cratiria mayrhoferi''
– Australia
*''
Cratiria megaobscurior''
*''
Cratiria melanochlora''
*''
Cratiria obscurior''
*''
Cratiria paramoensis''
*''
Cratiria rutilans''
*''
Cratiria rutilantoides''
*''
Cratiria saltensis''
*''
Cratiria sorediata''
–
Seychelles
Seychelles (, ; ), officially the Republic of Seychelles (; Seychellois Creole: ), is an island country and archipelagic state consisting of 155 islands (as per the Constitution) in the Indian Ocean. Its capital and largest city, Victoria, ...
*''
Cratiria streimannii''
– Australia
*''
Cratiria submuriformis''
*''
Cratiria subtropica''
– Australia
*''
Cratiria verdonii''
– Australia
*''
Cratiria vioxanthina''
References
Caliciales
Lichen genera
Caliciales genera
Taxa described in 2000
Taxa named by Bernhard Marbach
{{Caliciales-stub