Annamitella
Annamitella Mansuy 1916 is a genus of trilobite, extinct marine arthropods. Annamitella lived from the Arenig to the Llandeilo age of the Ordovician Period from 478.6 to 460.9 million years ago.[3]
| Annamitella | |
|---|---|
Fossil | |
| Scientific classification | |
| Kingdom: | |
| Phylum: | |
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| Order: | |
| Superfamily: | Leiostegiacea |
| Family: | Leiostegiidae |
| Genus: | Annamitella |
Distribution
The genus has been reported from:
- Molles, San Juan and Suri Formations, Argentina
- Nora Formation, Australia
- Dawan, Honghuayuan, Laozai, Xiaqiaojia, Duoquanshan, Yingou, Yehli and Shihtzupu Formations, China
- Alakul and Uzunbulak Formations, Kazakhstan
References
- Fortey and Shergold, Early Ordovician trilobites Nora Fm., 1984
- Fortey and Cocks, Palaeontological evidence bearing on global Ordovician-Silurian continental reconstructions, 2003;
- Finney, Global series and stages for the Ordovician System: A progress report, 2005
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