Species
Hillichnus obosensis Bromley, Uchman, Gregory et Martin 2003
Luokittelu
| Organism group | Biota |
| Ichnofossil group | Ichnofossils |
| Family | Siphonichnidae |
| Genus | Hillichnus |
| Species | agrioensis |
| obosensis |
| Organism group | Biota |
| Ichnofossil group | Ichnofossils |
| Family | Siphonichnidae |
| Genus | Hillichnus |
| Species | agrioensis |
| obosensis |