- Author:
- Downie,C.
- Year:
- 1959
- Title:
- Hystrichospheres from the Silurian Wenlock Shale of England.
- Reference:
- Downie,C. (1959) Hystrichospheres from the Silurian Wenlock Shale of England. Palaeontology Vol. 2 # 1 P. 56- 71
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Veryhachium | Veryhachium balticum | England(Shropshire) | Wenlockian | |
| Veryhachium | Veryhachium bulbiferum | England(Shropshire) | Wenlockian | |
| Veryhachium | Veryhachium rhomboidium sp. nov. | England(Shropshire) | Wenlockian | |
| Veryhachium | Veryhachium tetraedron | England(Shropshire) | Wenlockian | |
| Veryhachium | Veryhachium tetraedron sp. nov. | England(Shropshire) | Wenlockian | |
| Veryhachium | Veryhachium trispinosum | England(Shropshire) | Wenlockian |