Stelleroidea
| Stelleroidea | |
|---|---|
|  | |
| Ochre Sea Star on beach at Olympic National Park | |
| Scientific classification | |
| Kingdom: | Animalia | 
| Phylum: | Echinodermata | 
| Superclass: | Stelleroidea | 
| Classes | |
| Asteroidea | |
Stelleroidea is a superclass of marine invertebrates including three classes:
- Asteroidea: true sea stars
- Ophiuroidea: brittle stars and basket stars
- Somasteroidea (sometimes also Stomasteroidea): ancestral stelleroids
This article is issued from Wikipedia - version of the Tuesday, October 22, 2013. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.