liik
Treptichnus aequalternus Schlirf, 2000
Klassifikatsioon
| organismirühm | Biota | 
| ihnorühm | Ichnofossils | 
| Bioturbation trace fossils | |
| perekond | Treptichnus | 
| liik | aequalternus | 
| apsorum | |
| bifurcus | |
| coronatum | |
| lublinensis | |
| meandrinus | |
| pedum | |
| pollardi | |
| rectangularis | |
| triplex | |
| vagans |