| Ethnologue Language Names | art-330 |
| Nyidu | |
| ISO 639-3 | art-001 | ich |
| Ethnologue Language Names | art-330 | Etekwe |
| Ethnologue Language Names | art-330 | Etkywan |
| Ethnologue Language Names | art-330 | Icen |
| Ethnologue Language Names | art-330 | Ichen |
| Ethnologue Language Names | art-330 | Itchen |
| Ethnologue Language Names | art-330 | Kentu |
| Ethnologue Language Names | art-330 | Kyanton |
| Ethnologue Language Names | art-330 | Kyato |