sclerodermic

from The Collaborative International Dictionary of English v.0.48

Sclerodermic \Scler`o*der"mic\, Sclerodermous
\Scler`o*der"mous\, (Zool.)
   (a) Having the integument, or skin, hard, or covered with
       hard plates.
   (b) Of or pertaining to the Sclerodermata.
       [1913 Webster]