Ammonite (microshell) perfect, pearly color given by the fossilization of the shell. The ammonite measures ± 4 cm in diameter. Mounted on a 4 x 4 cm base.
"In ammonites, the size of the macro-shell of a given species (supposedly female dimorphic) could be up to 10 times larger than its corresponding micro-shell (supposedly male dimorphic).
Cretaceous, Fox Hills Formation
Meade County, South Dakota (USA)
There are yet no reviews for this product.
Please log in to write a review. Log in