- Author:
- Cramer,F.H.;Diez-Cramer,M.D.C.R.
- Year:
- 1970
- Title:
- Acritarchs from the Lower Silurian Neahga Formation, Niagara Peninsula, North America.
- Reference:
- Cramer,F.H. et al. (1970) Acritarchs from the Lower Silurian Neahga Formation, Niagara Peninsula, North America. Canadian Journal of Earth Sciences Vol. 7 # 4 P. 1077- 1085
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Veryhachium | Veryhachium serpentinatum | Canada(Ontario) | Early Gothlandian | |
| Veryhachium | Veryhachium stelligerum | New York | Early Gothlandian | |
| Veryhachium | Veryhachium stelligerum | Canada(Ontario) | Early Gothlandian | |
| Veryhachium | Veryhachium trispinosum | New York | Early Gothlandian | |
| Veryhachium | Veryhachium trispinosum | Canada(Ontario) | Early Gothlandian | |
| Veryhachium | Veryhachium valiente | New York | Early Gothlandian | |
| Veryhachium | Veryhachium valiente | Canada(Ontario) | Early Gothlandian |