![](http://www.alamy.com/thumbs/6/669E4B8D-1F4F-4141-B491-4C0C216B480B/PCJH35.jpg)
Fossil ammonite split open to reveal the compartmentalised interior appearence.
Size: 5197px × 3382px
Photo credit: © Scenics & Science / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ammonite, ammonoids, appearence., compartmentalised, cretaceous–paleogene, devonian, event., extinction, fossil, interior, marine, mollusc, open, palaeontology, reveal, split