''Trapelia coarctata'' is a lichenised fungus in the family,

Trapeliaceae Trapeliaceae is a family of lichens in the order Baeomycetales. The family contains 12 genera and about 125 species. Taxonomy Trapeliaceae was originally circumscribed by French lichenologist Maurice Choisy in 1929. Hannes Hertel emended the f ...

. It was first described as ''Lichen coarctatus'' in 1799 by

Dawson Turner Dawson Turner (18 October 1775 – 21 June 1858) was an English banker, botanist and antiquary. He specialized in the botany of cryptogams and was the father-in-law of the botanist William Jackson Hooker. Life Turner was the son of Jam ...

Smith Smith may refer to: People * Metalsmith, or simply smith, a craftsman fashioning tools or works of art out of various metals * Smith (given name) * Smith (surname), a family name originating in England, Scotland and Ireland ** List of people wi ...

& Sowerby's, ''English Botany''., and transferred to the genus, ''

Trapelia ''Trapelia'' is a genus of lichenized fungi in the family Trapeliaceae Trapeliaceae is a family of lichens in the order Baeomycetales. The family contains 12 genera and about 125 species. Taxonomy Trapeliaceae was originally circumscribed ...

'' by

Maurice Choisy Maurice Gustave Benoît Choisy (29 June 1897 – 19 June 1966) was a French mycologist Mycology is the branch of biology concerned with the study of fungi, including their genetic and biochemical properties, their taxonomy and their use to h ...

in 1932. It has been found in mallee woodland dry sclerophyll forest, on soil and rocks, in

Western Australia Western Australia (commonly abbreviated as WA) is a state of Australia occupying the western percent of the land area of Australia excluding external territories. It is bounded by the Indian Ocean to the north and west, the Southern Ocean to th ...

, and on

Kangaroo Island Kangaroo Island, also known as Karta Pintingga (literally 'Island of the Dead' in the language of the Kaurna people), is Australia's third-largest island, after Tasmania and Melville Island. It lies in the state of South Australia, southwest ...

in South Australia. It has a continuous grey

thallus Thallus (plural: thalli), from Latinized Greek (), meaning "a green shoot" or "twig", is the vegetative tissue of some organisms in diverse groups such as algae, fungi, some liverworts, lichens, and the Myxogastria. Many of these organisms ...

, containing

gyrophoric acid Gyrophoric acid is a depside that can be found in the lichen ''Cryptothecia rubrocincta'' and in '' Xanthoparmelia pokomyi''. It can also be found in most of the species of the '' Actinogyra'', ''Lasallia'', and ''Umbilicaria'' genera. See also ...

, and is a first coloniser after fire. It was among the first lichen species to be found on

Surtsey Surtsey (" Surtr's island" in Icelandic, ) is a volcanic island located in the Vestmannaeyjar archipelago off the southern coast of Iceland. At Surtsey is the southernmost point of Iceland. It was formed in a volcanic eruption which began ...

island after its inception from the sea.

References

External links

''Trapelia coarctata'': Occurrence data
from

GBIF The Global Biodiversity Information Facility (GBIF) is an international organisation that focuses on making scientific data on biodiversity available via the Internet using web services. The data are provided by many institutions from around the ...

{{Taxonbar, from=Q3538032 Lichen species Lichens described in 1799 Lichens of Australia Baeomycetales