patagium /pat-ə-jīˈəm/

1. A bat's wing-membrane
2. The parachute of skin of a flying squirrel, etc
3. The fold of integument between the upper arm and the forearm of a bird
4. A paired scale on a moth's pronotum

• regnal
• regnant
• rego
• regolith
• regoliths
• regorge
• regorged
• regorges
• regorging
• regos
• Reg. Prof.
• regrade
• regraded
• regrades
• regrading
• regrant
• regrants
• regrate
• regrated
• regrater
• regraters
• regrates
• regrating
• regratings
• regrator