Zenaspis

Zenaspis Temporal range: Early Devonian PreЄ Є O S D C P T J K Pg N
Fossil of Zenaspis powriei
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Osteostraci
Subclass:	Cornuata
Order:	Zenaspidida
Family:	Zenaspididae
Genus:	Zenaspis Lankester, 1869

Zenaspis is an extinct genus of jawless fish which existed during the early Devonian period. Due to it being jawless, Zenaspis was probably a bottom feeder. The fish was around 10 inches (25 cm) in length.