What is another word for placoderm?
Pronunciation: [plˈakə͡ʊdəm] (IPA) 
Placoderm is a term used in zoology to refer to a group of extinct armoured fishes that existed in the Devonian period. Some synonyms for the word placoderm include Placodermi, which is the scientific name of the group, and "plate-skinned," which describes their characteristic bony plates that covered their head and upper body. Other synonyms for the term placoderm include "armoured fish," "plate-scaled fish," and "helmed fish," which all refer to their significant protective and defensive armour. These synonyms help to paint a more vivid picture of what these ancient fish looked like and how they inhabited the prehistoric ocean.
