Asteroids, starfish Ouranosaurus it is one of the

it is one of the prize fossils in the collection that the Carnegie Museum in Pittsburgh

This is an original discovery

large with a bivalved shell and an extended abdomen

They typically feed on smaller fish and invertebrates

Asteroids, starfish Ouranosaurus it is one of theStarfish (scientifically known as Asteroids and Ophiuroids) first appear in the fossil record in the Lower Ordovician. They are members of the phylum Echinodermata, the largest phylum of strictly marine creatures. Starfish are included in this group along with animals such as sea urchins, sea cucumbers and sand dollars. Most living echinoderms have a five fold symmetry called Pentameral. This is not always the case though, and despite the common five