Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
trails  | |
|---|---|
| RT | biogenic structures |
| ichnofossils | |
| lebensspuren | |
| sedimentary structures | |
| tracks | |
| SN | Before 1977, also search tracks and trails. Includes use as the sedimentary structure as well as the paleontologic feature. Also index ichnofossils OR lebensspuren if applicable. See lists F and K. |