Ammonite

Dumortieria levesquei is the last zonal marker for the Upper Toarcian stage of the Upper Lias, and therefore the final zonal ammonite of the Lower Jurassic.

Find out more about ammonites on the molluscs pages.

Common name

Ammonite

Scientific name

Dumortieria levesquei

Type

Molluscs > Cephalopods


Strata

Upper Lias, Bridport Sands

Time period

Lower Jurassic

Age

170 million years

Where found

Thorncombe Beacon, Eype

Found by

Martin Foster

Museum

Lyme Regis Museum

Accession number

L.1999.1