| Cisarthron | |
|---|---|
| Scientific classification   | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Class: | Insecta | 
| Order: | Coleoptera | 
| Infraorder: | Cucujiformia | 
| Family: | Ciidae | 
| Genus: | Cisarthron Reitter, 1885 | 
Cisarthron is a genus of tree-fungus beetle in the family Ciidae. [1]

The minute tree-fungus beetles, family Ciidae, are a sizeable group of beetles which inhabit Polyporales bracket fungi or coarse woody debris. Most numerous in warmer regions, they are nonetheless widespread and a considerable number of species occur as far polewards as Scandinavia for example.
Ciini is a tribe of minute tree-fungus beetles in the family Ciidae. There are at least 30 genera in Ciini.