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''Cora arachnoidea'' is a species of
basidiolichen Basidiolichens are lichenized members of the Basidiomycota, a much smaller group of lichens than the far more common ascolichens in the Ascomycota. In arctic, alpine, and temperate forests, the most common basidiolichens are in the agaric genus ...
in the family
Hygrophoraceae The Hygrophoraceae are a family of fungi in the order Agaricales. Originally conceived as containing white-spored, thick-gilled agarics (gilled mushrooms), including '' Hygrophorus'' and '' Hygrocybe'' species (the waxcaps or waxy caps), DNA evi ...
. Found in Venezuela, it was formally described as a new species in 2013 by Jesús Hernández and
Robert Lücking Robert Lücking (born 1964) is a German lichenologist. He is a leading expert on foliicolous lichens–lichens that live on leaves. Life and career Born in Ulm in 1964, Lücking earned both his master's (1990) and PhD degree (1994) at the Univer ...
. The
type specimen In biology, a type is a particular specimen (or in some cases a group of specimens) of an organism to which the scientific name of that organism is formally attached. In other words, a type is an example that serves to anchor or centralizes the ...
was collected in the surroundings of Laguna de Mucubají (in the Parque Nacional Sierra Nevada, Venezuela), at an altitude of . The
specific epithet In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...
makes reference to the
arachnoid Arachnoid may refer to: * Relating to arachnids * Arachnoid (astrogeology), a geological structure found only on the planet Venus * Arachnoid (botany), referring to organs with a cobwebby exterior appearance * Arachnoid granulation, small protr ...
(cobwebby) texture of the
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 ...
surface. Another member of the genus with a similar surface is ''
Cora hirsuta ''Cora hirsuta'' (previously ''Dictyonema hirsutum'') is a species of basidiolichen in the family Hygrophoraceae. Found in the páramo region near Bogotá at over elevation, it was described as new to science in 2011. The lichen, characterise ...
''. ''Cora arachnoidea'' is widely distributed in the northern
Andes The Andes, Andes Mountains or Andean Mountains (; ) are the longest continental mountain range in the world, forming a continuous highland along the western edge of South America. The range is long, wide (widest between 18°S – 20°S ...
(including Colombia, Venezuela, and Bolivia) and the
Cordillera A cordillera is an extensive chain and/or network system of mountain ranges, such as those in the west coast of the Americas. The term is borrowed from Spanish, where the word comes from , a diminutive of ('rope'). The term is most commonly us ...
s of Costa Rica. It grows on the soil amongst
páramo Páramo () can refer to a variety of alpine tundra ecosystems located in the Andes Mountain Range, South America. Some ecologists describe the páramo broadly as "all high, tropical, montane vegetation above the continuous timberline". A narrowe ...
vegetation, often in association with
bryophyte The Bryophyta s.l. are a proposed taxonomic division containing three groups of non-vascular land plants ( embryophytes): the liverworts, hornworts and mosses. Bryophyta s.s. consists of the mosses only. They are characteristically limited ...
s.


References

arachnoidea Lichen species Lichens described in 2013 Lichens of Central America Lichens of South America Taxa named by Robert Lücking Basidiolichens {{Hygrophoraceae-stub