pteroid
Noun
Meaning
pteroid (plural pteroids)
A bone, found only in pterosaurs, that connected to the wrist to support the propatagium.
Anagrams
Examples
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.
The position of the pteroid bone itself has been controversial.