Outside of left valve
Species
Photographer / copyright holder
Steve Wilkinson
Length = 40mm. Collected from Isle of Sheppey on 1971 by Joan Llewellyn-Jones.
Zirfaea crispata
<em>Zirfaea crispata</em> (Linnaeus, 1758)
Outside of right valve
Species
Photographer / copyright holder
Steve Wilkinson
Length = 40mm. Collected from Isle of Sheppey on 1971 by Joan Llewellyn-Jones.
Outside of left valve
Species
Photographer / copyright holder
Steve Wilkinson
Length = 64mm. Collected from Isle of Sheppey on 1971 by Joan Llewellyn-Jones.
Outside of right valve
Species
Photographer / copyright holder
Steve Wilkinson
Length = 64mm. Collected from Isle of Sheppey on 1971 by Joan Llewellyn-Jones.
Outside of right valve
Species
Photographer / copyright holder
Steve Wilkinson
Length = 64mm. Collected from Isle of Sheppey on 1971 by Joan Llewellyn-Jones.
Zirfaea crispata
Distribution and status
Distributed from Norway south to the Bay of Biscay.
Ecology and behaviour
Bores into peat, clay, shale, red sandstone, oolite or soft rock and rarely into wood.
Key identification features
- Shell possesses a median groove
- Front margin draw out into a beak with very rough sculpture
Taxon version key
[NBNSYS0000178664]
Sort order
11230
Taxonomic group
Marine bivalve
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Shell up to about 9cm in length and white in colour. Sculpture of concentric ridges folded at the anterior of the shell to create a very rough surface. Periostracum brown.