propatagium
Noun
Meaning
propatagium (plural propatagia)
The portion of patagium stretching from the neck to the first digit
Related terms
Examples
The first, called the propatagium ("first membrane"), was the forward-most part of the wing and attached between the wrist and shoulder, creating the "leading edge" during flight.
Wing anatomy A bone unique to pterosaurs, known as the pteroid, connected to the wrist and helped to support a forward membrane (the propatagium) between the wrist and shoulder.