Staphyliniformia
| Staphyliniformia Temporal range:  | |
|---|---|
| Devil's coach horse beetle, Ocypus olens | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Class: | Insecta | 
| Order: | Coleoptera | 
| Suborder: | Polyphaga | 
| Infraorder: | Staphyliniformia Lameere, 1900 | 
| Superfamilies | |
| See text. | |
Staphyliniformia is a large infraorder of beetles. It contains over 70,000 described species from all regions of the world. Most species occur in moist habitats - various kinds of rotting plant debris, fungi, dung, carrion, many live in fresh water.