Zenaspididae

Zenaspididae is an extinct family of jawless fish in the order Zenaspidida.^[1][2]

Diademaspis mackenziensis cast. Early Devonian, Mackenzie Mountains, Northwest Territories (Canada). At the Royal Tyrrell Museum of Palaeontology.

Zenaspididae
Fossil of Zenaspis powriei
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Subphylum:	Vertebrata
Infraphylum:	Agnatha
Class:	†Osteostraci
Order:	†Zenaspidida
Family:	†Zenaspididae Stensiö, 1958
Genera
Diademaspis Djurinaspis Janaspis Machairaspis Scolenaspis Stensiopelta Superciliaspis Tegaspis Ukrainaspis Zenaspis