| English | eng-000 |
| Tertiary period | |
| Universal Networking Language | art-253 | Tertiary period |
| català | cat-000 | terciari |
| Deutsch | deu-000 | Tertiär |
| Deutsch | deu-000 | erdgeschichtliche Formation des Känozoikums |
| English | eng-000 | Tertiary |
| euskara | eus-000 | tertziario |
| suomi | fin-000 | tertiäärikausi |
| français | fra-000 | Tertiaire |
| हिन्दी | hin-000 | तृतीय युग |
| hrvatski | hrv-000 | Tercijar |
| italiano | ita-000 | terziario |
| 日本語 | jpn-000 | 第三紀 |
| polski | pol-000 | trzeciorzęd |
| português | por-000 | Terciário |
| русский | rus-000 | третичный период |
| slovenščina | slv-000 | Terciar |