Placodermal
Plac`o`der´mal
| a. | 1. | (Paleon.) Of or pertaining to the placoderms; like the placoderms. |
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
| a. | 1. | (Paleon.) Of or pertaining to the placoderms; like the placoderms. |