14 Leptochiton cancellatus album COMPARISON Lepidochitona cinerea

Two pale Lepidochitona cinerea for comparison with Leptochiton cancellatus (centre).

Girdle of Lepidochitona cinerea has a unique (in N.W. Europe) lozenge pattern (see image 13Lca flic.kr/p/Pv3mKj ), but sometimes indistinct, especially on whitish specimens like these which are easily confused with Leptochiton cancellatus (central specimen).

1: Faint trace of Lepidochitona cinerea girdle pattern.

2: Whitish girdle, no pattern, but rusty staining from ferrous deposits on Leptochiton cancellatus.

3: Beak on intermediate valve of Lepidochitona cinerea.

4: No beak on intermediate valve of Leptochiton cancellatus.

5: Strong growth line on Leptochiton cancellatus.

Llŷn, North Wales. March 2016

Full SPECIES DESCRIPTION at: flic.kr/p/NiCQw1

KEY ID FEATURES and similar species at: flic.kr/p/NZJYuu

Sets of OTHER SPECIES at: www.flickr.com/photos/56388191@N08/collections/

Done