Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
tracks  | |
|---|---|
| RT | biogenic structures |
| ichnofossils | |
| lebensspuren | |
| sedimentary structures | |
| trails | |
| 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. |
| tracks and trails | |
|---|---|
| SN | Not a valid index term for GeoRef after 1971. Used in subfiles E, N, T, and B. Use tracks or trails as separate terms. |