part_of part of skin epidermis stratum basale of epidermis Malpighian layer basal cell layer of epidermis basal cell layer of skin basal epidermal layer basal layer of epidermis epidermal basal stratum epidermis basal layer epidermis sensorial layer epidermis stratum basale epidermis stratum germinativum rete Malphighii rete Malpighii stratum Malpighi stratum basale stratum basalis of epidermis stratum germinativum stratum germinosum stratum germinosum of epidermis the deepest layer of the epidermis, which is composed of dividing stem cells and anchoring cells ectoderm-derived structure structure with developmental contribution from neural crest integumentary system layer