Euechinoidea
| Euechinoidea Temporal range: | |
|---|---|
| Paracentrotus lividus | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Class: | Echinoidea |
| Subclass: | Euechinoidea Bronn, 1860 |
| Superorders | |
The subclass Euechinoidea includes almost all living species of sea urchin, with fossil forms going back as far as the Triassic.