Fig 1
DESCRIPTION:  Reaching up to 3cm in diameter and 3cm in height this uncommon barnacle is best recognised by its purplish hues and the 6 vertically ridged plates that sometimes separate at the apex and leave a jagged lip.  The inner tissue is marked with bright shades of pink, purple and blue. DISTRIBUTION:  A southern species seen primarily in Devon and Cornwall but has also spread more eastwards.  It is so far absent from Ireland and Scotland. HABITAT:  Mid-shore areas to sub-littoral zones.  On rocks and artificial structures such as ship’s hills and is sometimes common in wave exposed situations.  TIME TO SEE:  All year round.

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