Named By: Ray Lankester - 1869.
Classification: Chordata, Osteostraci, Cornuata, Zenaspidida, Zenaspididae.
Species: Z. pagei, Z. poweri.
Diet: Sediment feeder?
Size: About 25 centimetres long.
Known locations: Scotland.
Time period: Early Devonian.
Fossil representation: More than two hundred individuals.
Zenaspis lived in the waters of Western Europe, during the early Devonian, and resembled the much better known Cephalaspis.