Protula tubularia (smooth calcareous tubeworm)
Tribe: | Annelida |
Class: | Polycheata |
Habitat: | Hard soil |
Occurrence: | Mediterranean, East Atlantic, North Sea, Persian Gulf, |
Size: | Tube size up to 0.5 cm |
| Appearance: | Has a calcareous tube without a cover |
Behaviour: | Filter feeder, sessile lifestyle |