| UNESCO Atlas of the World’s Languages in Danger ID | art-329 |
| 2554 | |
| ISO 639-3 | art-001 | mvs |
| Glottolog Languoid Names | art-326 | Massep |
| Glottocode | art-327 | mass1263 |
| Glottolog Primary Key | art-328 | 38919 |
| English | eng-000 | Massep |
| français | fra-000 | massep |
| español | spa-000 | masepo |