Hemicyclaspis, armored jawless fish Oviraptor These may show as raised

These may show as raised lines

800 calendar years ago

Duckbill ribs

Conchoraptor Skull in matrix

rex chomped into a fresh carcass

Hemicyclaspis, armored jawless fish Oviraptor These may show as raisedHemicyclaspis (meaning half round shield or semicircle plate) is an extinct genus of primitive jawless fish, closely related to Cephalaspis, that lived in the Devonian period in what is now Europe and North America. A typical cephalaspid, Hemicyclaspis had a heavily armored, shovel shaped headshield. It is thought to have been a better swimmer than most of its relatives because of its powerful tail, stabilizing dorsal fin and the keel shaped