Echinozoa
| Echinozoa Temporal range: | |
|---|---|
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| A sea cucumber among sea urchins in California, United States | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Subphylum: | Echinozoa |
| Classes | |
† = Extinct | |
Echinozoa is a group of echinoderms. Echinoderms are animals that live in the sea. Animals in this group have a round body shape. They do not have arms or other limbs.[1]
The two living groups today are sea urchins and sea cucumbers.
Types
[change | change source]- Echinoidea – sea urchins
- Holothuroidea – sea cucumbers
- †Ophiocistioidea – extinct group
† means the group no longer exists.
