- Author:
- Deunff,J.;Evitt,W.R.
- Year:
- 1968
- Title:
- Tunisphaeridium, a new acritarch genus from the Silurian and Devonian.
- Reference:
- Deunff,J. et al. (1968) Tunisphaeridium, a new acritarch genus from the Silurian and Devonian. Stanford University Publications, Geological Sciences Vol. 12 # 1 P. 1- 13
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Veryhachium | Veryhachium raczii | Tunisia | Gedinnian | |
| Veryhachium | Veryhachium stelligerum | Tunisia | Gedinnian | |
| Veryhachium | Veryhachium trispinosum | New York | Llandoverian |