【医】 protoderm
former; original
【化】 ortho-
【医】 arch-; arche-; ortho-; pro-; prot-; proto-
cuticle; cutis; epidermis; scarfskin
【医】 cuticle; cuticula; epiderm; epidermis; epidermo-; pellicle; pellicula
periderm; scarf skin; scarfskin; scurfskin; tegumentary epithelium