- Author:
- Achab,A.;Millepied,P.
- Year:
- 1980
- Title:
- Conochitina symmetrica Taugourdeau et De Jekowsky, a guide fossil to the Lower Ordovician.
- Reference:
- Achab,A. et al. (1980) Conochitina symmetrica Taugourdeau et De Jekowsky, a guide fossil to the Lower Ordovician. International Palynological Conference,5th.Cambridge, England, 1980, Abstracts P. 3- 3
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Conochitina | Conochitina symmetrica | Africa(Sahara) | Early Ordovician | |
| Conochitina | Conochitina symmetrica | Canada(Quebec) | Early Ordovician | |
| Conochitina | Conochitina symmetrica | Australia(W.Australia) | Early Ordovician | |
| Conochitina | Conochitina symmetrica | Canada(Quebec) | Early Arenigian |