Sipunculidea
| Sipunculidea | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Sipuncula |
| Class: | Sipunculidea |
| Orders | |
|
See text | |
Sipunculidea is a class of marine peanut worms. The tentacles form a circle around the mouth whereas those of the sister taxon, Phascolosomatidea, are only found above the mouth. Most species burrow in the substrate but some live in the empty shells of gastropods.[1]
There are two orders:
References
This article is issued from Wikipedia - version of the 12/5/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.