- Author:
- Wall,D.;Downie,C.
- Year:
- 1963
- Title:
- Permian Hystrichospheres from Britain.
- Reference:
- Wall,D. et al. (1963) Permian Hystrichospheres from Britain. Palaeontology Vol. 5 # 4 P. 770- 784
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Veryhachium | Veryhachium rhomboidium | United Kingdom | Early Permian | |
| Veryhachium | Veryhachium sp sp. nov. | United Kingdom | Early Permian |