Heterostracan
Of jawless vertebrate and Heterostraci.
Extinct jawless fish with the anterior part of the body covered with bony plates; of the Silurian and Devonian.
This concept's ID is @1~7401
Of jawless vertebrate and Heterostraci.
Extinct jawless fish with the anterior part of the body covered with bony plates; of the Silurian and Devonian.
This concept's ID is @1~7401