Lepidaspis

Lepidaspis serrata ("Serrated Scaley Shield") is an extinct heterostracan jawless fish from Early Devonian Canada. Its scientific name refers to the fact that the armor is composed of hundreds of tiny scales with serrated edges.

Lepidaspis

Lepidaspis serrata ("Serrated Scaley Shield") is an extinct heterostracan jawless fish from Early Devonian Canada. Its scientific name refers to the fact that the armor is composed of hundreds of tiny scales with serrated edges.