Ammonidium sp.1 Hill.,1974
- Citations total:
- 2
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| original | Rhuddanian | Telychian | Wales(Carmarthenshire) | Hill,P.J. et al. Appendix 1: Acritarchs. (The Llandovery Series of the type area. L.R.M.Cocks et al, editors) | 1984 |
| original | Llandoverian | Early Sheinwoodian | Sweden | Le H©riss©,A. Acritarchs and cysts of Prasinophycean algae of the Silurian of Gotland, Sweden. | 1989 |