Webster’s Revised Unabridged Dictionary · 1913
Placoderm
Plac′o·derm (plăk′ō·dẽrm), n. [Gr. πλάξ, πλακός, tablet + δέρμα skin.] (Paleon.) One of the Placodermi.
Webster’s Revised Unabridged Dictionary · 1913
Plac′o·derm (plăk′ō·dẽrm), n. [Gr. πλάξ, πλακός, tablet + δέρμα skin.] (Paleon.) One of the Placodermi.