| Named By: | I. A. Efremov in 1946 |
| Time Period: | Unavailable |
| Location: | Russia, Tatarstan |
| Size: | Skull about 20 centimetres long, total body size roughly estimated to be about 75 centimetres long |
| Diet: | Insectivore |
| Fossil(s): | Skull |
| Classification: | | Chordata | Parareptilia | Lanthanosuchoidea | Lanthanosuchidae | |
Lanthanosuchus is an extinct genus of parareptile from the Late Permian. It was found at Isheevo in Tatarstan. Lanthanosuchus had a length of 75 cm.