Inostrancevia
The various species inhabited northern Russia during the Upper Tatarian ( Vyatskian ) , a Russian regional stage equivalent to the Wuchiapingian stage of the Late Permian period , dating from approximately 265 to 252 . 3 million years ago . 
<triplet> Wuchiapingian <subj> Late Permian <obj> part of <triplet> Late Permian <subj> Wuchiapingian <obj> has part