Clavachitina sp
- Citations total:
- 3
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| details | Llanvirnian | France(Ille-et-Vilaine) | Paris,F. et al. The Llanvirnian paleoplankton of La Roche-Au-Merle | 1970 | |
| details | Ludlovian | France(Manche) | Deunff,J. et al. The Ludlovian microplankton from the submerged formations of Les Minquiers (Manche), and its place in the distribution of the Silurian paleoplankton. | 1971 | |
| details | Middle Ordovician | Early Gothlandian | Nd | Taugourdeau,P. The chitinozoa. | 1979 |