Image: Ammonite, Australiceras jacki

Ammonite, Australiceras jacki. Based on fossil from Julia Creek, Queensland. Early Cretaceous, 110 million years ago.

Illustrator:

Anne Musser

Rights:

© Australian Museum

Additional information

Ammonites, a type of cephalopod mollusc, were widespread in the Mesozoic until their extinction at the end of the Cretaceous.

Last Updated: 23 July 2009

Tags ammonite, cephalopods, molluscs, Early Cretaceous, dinosaur world,