Ammonite

The surface of this specimen is indistinct, and has a coating of calcite indicating that it was probably exposed for some time. Water rich in calcium carbonate has flowed across the surface and deposited the calcite over many years.

Find out more about ammonites on the molluscs pages.

Common name

Ammonite

Scientific name

Coroniceras rotiforme

Type

Molluscs > Cephalopods


Strata

Blue Lias

Time period

Lower Jurassic

Age

200 million years

Where found

Probably Lyme Regis

Found by

Unknown

Museum

Lyme Regis Museum

Accession number

L.1973.31