part_of part of part of bounding layer of bounding layer of develops_from develops from develops from contributes to morphology of material entity material entity external ectoderm epithelium cornea corneal epithelium anterior corneal epithelium endothelium corneale epithelium anterius corneae epithelial tissue of cornea epithelium corneæ anterior layer endothelium anterius corneae cornea epithelium cornea epithelial tissue external epithelium of cornea epithelium anterius (cornea) the smooth stratified squamous epithelium that covers the outer surface of the cornea epithelium of cornea epithelium posterius corneae e. anterius corneae endothelium camerae anterioris bulbi anterior endothelium of cornea neural crest-derived structure eye epithelium