| Pisenus | |
|---|---|
| Scientific classification   | |
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Class: | Insecta | 
| Order: | Coleoptera | 
| Infraorder: | Cucujiformia | 
| Family: | Tetratomidae | 
| Subfamily: | Piseninae | 
| Genus: | Pisenus Casey, 1900 | 
Pisenus is a genus of polypore fungus beetles in the family Tetratomidae. There are at least four described species in Pisenus. [1] [2] [3]
These four species belong to the genus Pisenus:

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.

Tetratoma is a genus of polypore fungus beetles in the family Tetratomidae. There are about 25 described species in Tetratoma.

Emelinus is a genus of ant-like leaf beetles in the family Aderidae. There are at least three described species in Emelinus.
Pisenus humeralis is a species of polypore fungus beetle in the family Tetratomidae. It is found in North America.

Eustrophopsis is a genus of polypore fungus beetles in the family Tetratomidae. There are about seven described species in Eustrophopsis.

Litargus is a genus of hairy fungus beetles in the family Mycetophagidae. There are at least 20 described species in Litargus.
Sparedrus is a genus of false blister beetles in the family Oedemeridae. There are more than seven described species in Sparedrus.
Hypasclera is a genus of false blister beetles in the family Oedemeridae. There are about 11 described species in Hypasclera.

Vanonus is a genus of ant-like leaf beetles in the family Aderidae. There are about 16 described species in Vanonus.
Ganascus is a genus of ant-like leaf beetles in the family Aderidae. There are at least two described species in Ganascus.
Prothalpia is a genus of false darkling beetles in the family Melandryidae. There are at least four described species in Prothalpia.

Pelecotoma is a genus of wedge-shaped beetles in the family Ripiphoridae. There are at least three described species in Pelecotoma.

Pseudoholostrophus is a genus of polypore fungus beetles in the family Tetratomidae. There are at least four described species in Pseudoholostrophus. Two of these described species are Nearctic.

Canifa is a genus of false flower beetles in the family Scraptiidae. There are at least four described species in Canifa.

Cnopus is a genus of ant-like leaf beetles in the family Aderidae. There are at least four described species in Cnopus.
Vasaces is a genus of false blister beetles in the family Oedemeridae. There are at least four described species in Vasaces.

Synstrophus is a genus of polypore fungus beetles in the family Tetratomidae. There are at least two described species in Synstrophus.

Hallomenus is a genus of polypore fungus beetles in the family Tetratomidae. There are about nine described species in Hallomenus.

Eustrophus is a genus of polypore fungus beetles in the family Tetratomidae. There are at least two described species in Eustrophus.

Holostrophus is a genus of polypore fungus beetles in the family Tetratomidae. There are seventeen described species in Holostrophus.