These 350 million year old extinct celphalopod is a distant relative to the chambered nautilus. They occurred in many diverse species all over the world. These are from Madagascar.

Our Single Polished Ammonites are available in 5 sizes. The approximate sizes are as follows:
SPAM/NM/60: approx. 6.5″ across
SPAM/NM/70: approx. 7″ across
SPAM/NM/85: approx. 7.5″ across
SPAM/NM/90: approx. 8″ across
SPAM/NM/100: approx. 10″ across
**Please note that this is a product of nature. Shape and size WILL vary**