- Kingdom: Animalia
- Phylum: Mollusca
- Class: Gastropoda
- Subclass: Vetigastropoda
- Superfamily: Trochoidea
- Family: Trochidae
- Scientific name: Gibbula cineraria
- Norwegian: glatt kjeglesnegl
Characteristics:
The grey top shell has a height of less than 1.6 cm. The shell is coned and has five or six whorls. The color tends to vary a bit with the surroundings, but is usually yellow or grey with brown stripes. The opening is oval shaped.
Habitat:
It is found from just below the tidal zone and down to 130 meters. It is often sitting upon or under rocks or sometimes on seaweed or algae.
Distribution:
The grey top shell is distributed from the Straits of Gibraltar to Norway and Iceland. It is abundant in the North Sea, including the British Isles.