# Pyrgillus

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***Pyrgillus*** is a [genus](/source/Genus) of [lichen](/source/Lichen)-forming [fungi](/source/Fungi) in the family [Pyrenulaceae](/source/Pyrenulaceae).[1] The genus was [circumscribed](/source/Circumscription_(taxonomy)) by the Finnish lichenologist [William Nylander](/source/William_Nylander_(botanist)) in 1858.[2]

## Species

- *[Pyrgillus americanus](/source/Pyrgillus_americanus)*
- *[Pyrgillus aurantiacus](/source/Pyrgillus_aurantiacus)* [3]
- *[Pyrgillus cambodiensis](/source/Pyrgillus_cambodiensis)*
- *[Pyrgillus cubanus](/source/Pyrgillus_cubanus)*
- *[Pyrgillus fuscus](/source/Pyrgillus_fuscus)* [4]
- *[Pyrgillus idukkiensis](/source/Pyrgillus_idukkiensis)* [5]
- *[Pyrgillus indicus](/source/Pyrgillus_indicus)*
- *[Pyrgillus javanicus](/source/Pyrgillus_javanicus)*
- *[Pyrgillus rufus](/source/Pyrgillus_rufus)* [3]
- *[Pyrgillus tibellii](/source/Pyrgillus_tibellii)* [5]

## References

1. Nylander, W. (1858). "Enumération générale de lichens, avec l'indication sommaire de leur distribution géographique. Supplément" [General enumeration of lichens, with a brief indication of their geographic distribution. Supplement.] (in German). *Mémoires de la Société Impériale des Sciences Naturelles de Cherbourg*. **5**: 322–339.

1. Aptroot, André; Sipman, Harrie J.M.; Mercado Diaz, Joel Alejandro; Mendonça, Cléverton de Oliveira; Feuerstein, Shirley Cunha; Cunha-Dias, Iane Paula Rego; Pereira, Thamires Almeida; Cáceres, Marcela Eugenia da Silva (2018). "Eight new species of Pyrenulaceae from the Neotropics, with a key to 3-septate *Pyrgillus* species". *The Lichenologist*. **50** (1): 77–87. [doi:10.1017/s0024282917000573](https://doi.org/10.1017/s0024282917000573)

1. Aptroot, A. (1991). "A monograph of the Pyrenulaceae (excluding *Anthracothecium* and *Pyrenula*) and the Requienellaceae, with notes on the Pleomassariaceae, the Trypetheliaceae, and Mycomicrothelia (lichenized and non-lichenized ascomycetes)". *Bibliotheca Lichenologica*. **44**: 83.

1. Singh, K.P. & Singh, Pushpi (2012). "Genus *Pyrgillus* Nyl. (lichenized Ascomycota: Pyrenulaceae) in India". *Taiwania*. **57** (4): 391–395.

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