Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
first occurrence  | |
|---|---|
| RT | biochronology |
| biologic evolution | |
| biomarkers | |
| biostratigraphy | |
| biozones | |
| extinction | |
| index fossils | |
| range | |
| SN | As of 1998, restricted to use for biostratigraphy. For introduction of new fossil names, use new taxa. For new mineral names, use new minerals; for economic geology, use discoveries. Indexed with biozones if applicable. |