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2004 -2011 Society of Vertebrate Paleontology (USA)
2007-2011 Paleontological Association (UK)
2008-2011 International Organization of Paleobotany
2007-2011 European Association of Vertebrate Paleontology
2007-2010 Geological Society of Finland
Since 1998 Geological Society of Iran
Since 2011 Paleotological Society of Iran