derma

bark carapace case casing coating crust cutis dermis epidermis fell film fur hide hull husk integument jacket membrane outside parchment peel pelt rind sheath sheathing shell shuck slough surface tegument vellum

center core inside interior middle

bark coating crust fur husk jacket membrane rind sheath surface

carapace case casing cutis dermis epidermis fell film hide hull integument outside parchment peel pelt sheathing shell shuck slough tegument vellum

core

center inside interior middle

body