👉 A cratocnus is a type of fossilized eggshell that has been preserved in sedimentary rock for millions of years, often appearing as the remains of an animal or plant species. These eggs are often found in the oceans and can be found in various types of environments such as warm waters, cold lakes, or even in deep-sea vents. The cratocnus is a type of eggshell that has been preserved in sedimentary rock for millions of years, often appearing
