Species
Ptychoplasma excelsa Fenton et Fenton, 1937
Luokittelu
| Organism group | Biota |
| Ichnofossil group | Ichnofossils |
| Bioturbation trace fossils | |
| Genus | Ptychoplasma |
| Species | conica |
| excelsa |
| Organism group | Biota |
| Ichnofossil group | Ichnofossils |
| Bioturbation trace fossils | |
| Genus | Ptychoplasma |
| Species | conica |
| excelsa |