Bivalve shell

Additional images

This shell ornamentation helped the animals burrow into loose sediments. As the name suggests, bivalves consist of two shells. ‘Bi’ means two and ‘valve’ means shell. The shells are held together by a strong muscle, and hinged at the pointed end.

Find out more about bivalves on the molluscs pages.

Common name

Bivalve shell

Scientific name

Trigonia elongata

Type

Molluscs > Bivalves


Strata

Kellaways Beds

Time period

Middle Jurassic

Age

165 million years

Where found

Weymouth

Found by

Unknown

Museum

Dorset County Museum, Dorchester

Accession number

DCM.G.02791-2