Species
Palaeosigma undulosa Eisenack, 1970
Synonyymit
1970 Palaeosigma undulosa n. sp. — Eisenack , pp. 312, fig. 4H
Luokittelu
| Organism group | Biota |
| Domain | Eukaryota |
| Kingdom | Animalia |
| Phylum | Annelida |
| Class | Polychaeta |
| Order | Eunicida |
| Genus | Palaeosigma |
| Species | silurica |
| undulosa |