| русский | rus-000 |
| Первозвери | |
| български | bul-000 | Първични бозайници |
| català | cat-000 | Prototeri |
| čeština | ces-000 | vejcorodí |
| 普通话 | cmn-000 | 原兽亚纲 |
| eesti | ekk-000 | Ürgimetajad |
| ελληνικά | ell-000 | Πρωτοθηρία |
| English | eng-000 | Prototheria |
| français | fra-000 | Protothérien |
| magyar | hun-000 | Tojásrakó emlősök |
| italiano | ita-000 | Prototheria |
| 한국어 | kor-000 | 원수아강 |
| Latina Nova | lat-003 | Prototheria |
| lengua lígure | lij-000 | Prototheria |
| latviešu | lvs-000 | Pirmzīdītāji |
| Nederlands | nld-000 | Prototheria |
| polski | pol-000 | Ssaki jajorodne |
| español | spa-000 | Prototheria |
| ภาษาไทย | tha-000 | โพรโทเธอเรีย |
| 廣東話 | yue-000 | 原獸亞綱 |