Ammonita model - a sub -party of extinct cephalopods (cephalopoda). Three different shapes and colorsTheir shells occur in the rocks of maritime origin from the period from Dewon to the end of Cretaceous.The model contains a version with the body (tentacles) and an empty shell.
Note - the model is not adapted for 3D printing, in my other projects you will find a version specially prepared for 3D printing