| English | eng-000 |
| Paleozoic era | |
| català | cat-000 | paleozoic |
| 國語 | cmn-001 | 古生代 |
| Deutsch | deu-000 | Erdaltertum |
| Deutsch | deu-000 | Paläozoikum |
| Deutsch | deu-000 | erdgeschichtliches Altertum |
| English | eng-000 | Palaeozoic era |
| English | eng-000 | Paleozoic |
| American English | eng-004 | Paleozoic era |
| American English | eng-004 | the Paleozoic |
| British English | eng-005 | Palaeozoic era |
| British English | eng-005 | the Palaeozoic |
| euskara | eus-000 | paleozoiko |
| suomi | fin-000 | paleotsooinen maailmankausi |
| français | fra-000 | Paléozoïque |
| galego | glg-000 | Paleozoico |
| hrvatski | hrv-000 | paleozoik |
| bahasa Indonesia | ind-000 | Paleozoikum |
| 日本語 | jpn-000 | 古生代 |
| にほんご | jpn-002 | こせいだい |
| олык марий | mhr-000 | палеозой |
| Tâi-gí | nan-003 | kó·-seng-tāi |
| polski | pol-000 | era paleozoiczna |
| polski | pol-000 | paleozoik |
| português | por-000 | Paleozoico |
| português | por-000 | Paleozóico |
| português | por-000 | paleozóico |
| slovenščina | slv-000 | Paleozoik |
| తెలుగు | tel-000 | పురాతన జీవయుగం |
| ภาษาไทย | tha-000 | มหายุคพาลีโอโซอิก |