exuvial

from WordNet (r) 3.0 (2006)
exuvial
    adj 1: of or relating to the cast-off skins or cuticles of
           various animals
    
from The Collaborative International Dictionary of English v.0.48
Exuvial \Ex*u"vi*al\, a.
   Of or pertaining to exuvi[ae]. "Exuvial layers." "Exuvial
   deposits."
   [1913 Webster]
    

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