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Ronald Orenstein wrote:
Why couldn't unequal limb length be associated with climbing, as it is in
tree frogs, instead of bipedality?
Unequal limb length could be associated with *both* climbing and bipedality,
as _Microraptor_ would seem to indicate. Arboreal quadruped, terrestrial
I've always pictured Longisquama as a kind of small biped, contrary to
Sharov's original reconstruction. I once even classified it as a basal
theropod (1991, 1992). It is surely one of what may have been a series of
thousands of species of small, arboreal Triassic archosaurs,
_Longisquama_ is most likely an archosauromorph.
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