| Annularia Temporal range: Carboniferous |
|
|---|---|
| Annularia stellata | |
| Scientific classification | |
| Kingdom: | Plantae |
| Division: | Pteridophyta |
| Class: | Equisetopsida |
| Order: | Equisetales |
| Family: | Calamitaceae |
| Genus: | Annularia |
Annularia is a plant fossil from the Carboniferous (around 360 to 300 million years ago). It is a form taxon. Its radiating structures are most likely the leaves of Calamites.