User blog comment:Mckrongs/July 14 2010 - New Famitsu MHP3 Scans!/@comment-62.69.220.62-20100716160035

Jin looks like a flightless pseudo wyvern to me, just like Uka/Aka.

Notice a pair of blades on its front legs, those might be an underdeveloped wings. Also a strong, spiked tail is far too different from those any of Pelagi, not to mention its Rathalos-like ears...