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Species of the Month December 2006

Thick top shell (c) Judith Oakley

Common name: Thick top shell

Latin name: Osilinus lineatus

A type of sea snail (Mollusca)

 

Key Features

  • Cone shaped shell, up to 2.5cm high.
  • Shiny 'mother of pearl' inside shell openings.
  • Shell grey-green with purple zigzags.
  • 'Tooth' on inside of mouth opening.

Where to look:

In rockpools, on boulders or on open rock in the middle shore.

Effects of warming sea:

Will become more common and move further north.

More information:

Click here find out more about this species on the MarLIN website