''Normandina'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

lichen A lichen ( , ) is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi species in a mutualistic relationship.fungi A fungus ( : fungi or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms. These organisms are classified as a kingdom, separately from ...

in the family

Verrucariaceae The Verrucariaceae are a family of mostly lichenised fungi in the order Verrucariales. The lichen-forming species, which comprise the vast majority of the family, have a wide variety of thallus forms, and include crustose (crust-like), foliose ( ...

. It has three species: *'' Normandina acroglypta'' *'' Normandina pulchella'' *'' Normandina simodensis'' 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 ...

of the genus, ''Normandina jungermanniae'', is now considered

synonymous A synonym is a word, morpheme, or phrase that means exactly or nearly the same as another word, morpheme, or phrase in a given language. For example, in the English language, the words ''begin'', ''start'', ''commence'', and ''initiate'' are all ...

with ''Normandina pulchella''. ''Lauderlindsaya'' is a genus that was proposed by David and Hawksworth in 1989 to contain the lichenicolous fungus ''Sphaerulina chlorococca'', which was thought to grow parasitically on ''Normandina pulchella''. Later research showed that ''Lauderlindsaya'' represents the fertile form of ''Normandina'', and the former name was subsumed into the latter.

References

Verrucariales Lichen genera Eurotiomycetes genera Taxa named by William Nylander (botanist) Taxa described in 1855 {{Eurotiomycetes-stub