iNat·480151SpeciesMollusca2 field observationsExtinctThe Nature Library · Open stacks
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- ›Molluscs
- ›Bivalves
- ›Autobranchia
- ›Pteriomorphia
- ›Oysters and Allies
- ›Ostreoidea
- ›Foam Oysters
- ›Gryphaeinae
- ›Gryphaea
Gryphaea arcuata
Gryphaea arcuata is an extinct species of foam oyster, a bivalve mollusc in the family Gryphaeidae from the Early Jurassic of Europe.
It is commonly referred to in English folklore as the 'devils toenail' due to its supposed resemblance to the devil's 'cloven hoof'.
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Where it lives
Recorded sightings
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geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
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In the stacks
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Every page naming Gryphaea arcuata in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 480151.