Arthoniales
| Arthoniales | |
|---|---|
| Cryptothecia rubrocincta | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Fungi | 
| Division: | Ascomycota | 
| Class: | Arthoniomycetes | 
| Order: | Arthoniales Henssen ex D. Hawksw. & O.E. Erikss. (1986) | 
| Families | |
| Andreiomycetaceae | |
The Arthoniales is the second largest order of mainly crustose lichens, but fruticose lichens are present as well. The order contains around 1500 species, while the largest order with lichenized fungi, the Lecanorales, contains more than 14000 species.