| Ethnologue Language Names | art-330 |
| Yoshkar-Olin | |
| ISO 639-3 | art-001 | mhr |
| Ethnologue Language Names | art-330 | Grassland Mari |
| Ethnologue Language Names | art-330 | Meadow Mari |
| Ethnologue Language Names | art-330 | Sernur-Morkin |
| Ethnologue Language Names | art-330 | Volga |