| Dolichancistrus | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Actinopterygii | 
| Order: | Siluriformes | 
| Family: | Loricariidae | 
| Tribe: | Ancistrini | 
| Genus: | Dolichancistrus Isbrücker, 1980 | 
| Type species | |
| Pseudancistrus pediculatus Eigenmann 1918 | |
Dolichancistrus is a genus of suckermouth armored catfishes native to South America.
There are currently six recognized species in this genus: