Glossary entry
| Russian-Kazakhian |
| Batyrbayan (Cambrian stage 10) |
| Aksayan (Jiangshanian – Cambrian stage 10) |
| Sakian (Paibian – Jiangshanian) |
| Ayusokkanian (Guzhangian) |
| Mayan (Drumian – Guzhangian) |
| Amgan (Cambrian stage 4 – Drumian) |
| Toyonian (Cambrian stage 4) |
| Botomian (Cambrian stage 3 – Cambrian stage 4) |
| Atdabanian (Cambrian stage 3) |
| Tommotian (Cambrian stage 2) |
| Nemakit-Daldynian (Fortunian – Cambrian stage 2) |