Natural Ammonite - Perisphinctes dendrite TYRANNOSAURUS REX (VERTEBRA)

TYRANNOSAURUS REX (VERTEBRA)

All of these pockets eventually died out due to the lack of genetic diversity that comes from metropolitan interactions with larger populations

I also enjoy sharing the macro photos of the specimens with all of you

and the specimen measures approximately 1cm x 1cm

Above: Macro Image - Samples of Mount Fuji Lava

Natural Ammonite - Perisphinctes dendrite TYRANNOSAURUS REX (VERTEBRA)Ammonites are an extinct group of cephalopods that entered the fossil record 400 million years ago. This specimen is a natural Perisphinctes fossil from Madagascar. The animal's shell has been fossilized is exquisite detail and the ribbed, logarithmic pattern it had in life is clearly visible in this incredible display piece.