By Julio Lacerda
Armored fish called placoderms like Materpiscis lived in the waters of the Devonian Period. They were among the first creatures to have had jaws, structures modified from their gill arches.
This is a Royalty Free image suitable for every educational, editorial, or commercial purposes.
This product is an on-demand product and generally takes on average three days to create and fulfill. During busy times, it can take up to 7 days to create. Please factor this into your shipping considerations for special occasions like birthdays.