Species
Ptychodictyon ancestralis Valiukevičius, 1986
Synonymy list
1986 Ptychodictyon ancestralis Valiukevičius, sp. nov. — Valiukevičius & Karatajūtė-Talimaa , pp. 114 , fig. II 5-7,
1998 Ptychodictyon ancestralis Valiukevičius — Valiukevičius , pp. 7
Selection of related publications
Valiukevičius, J., Karatajūtė-Talimaa, V. 1986. Kompleks češuj akantodov iz osnovaniâ srednego devona Pribaltiki i Belorussii.Biofacies and fauna of the Silurian and Devonian basins of the Baltic , pp. 110-122. Zinatne.
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Chordata |
| Subphylum | Vertebrata |
| Organism group | Gnathostomata |
| Class | Acanthodii |
| Order | Diplacanthiformes |
| Family | Diplacanthidae |
| Genus | Ptychodictyon |
| Species | ancestralis |
| distinctum | |
| rimosum | |
| sulcatum |
References based on distribution
- Valiukevičius & Karatajūtė-Talimaa, 1986 Mehikoorma 421 borehole 242.6 - 244.1 Rezekne Stage