Cephalaspis (meaning "head shield") is a probably monotypic genus of extinct osteostracan agnathan vertebrate. It was a trout-sized detritivorous fish that lived in estuaries of the late Silurian and the early Devonian.
Cephalaspis has been suggested to play 10 roles. Click below to see other actors suggested for each role, and vote for who you think would play the role best.
