patagial การใช้

• The underwings are whitish overall with rufous markings, particularly in the patagial area.
• A "'patagial tag "'is a permanent tag held onto the wing by a rivet punched through the patagium.
• With regards to the structure of the dermal layer of the patagia, there is a thick layer of collagen fibers oriented parallel to the axis of the patagial ribs.