Comprehensive Description
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A small top shell, it is slightly broader, more rounded and flatter than Gibbula cineraria, it also has a large round umbilicus (a deep hole on the underside of the shell). It is dull greenish-grey in colour and has broad diagonal stripes of reddish-purple.A form without the umbilicus has been recorded in south-east Cornwall and south-west Devon.Trusted
© The Marine Biological Association of the United Kingdom
Source:
Marine Life Information Network
