The Himalayan peripheral foreland basin developed when India and Asia collided.Previous studies in the Himalayan foreland were mostly concentrated on Neogene continental clastic sedimentation in sub-Himalaya or Paleogene shallow marine sedimentation along Pakistan,India,and Nepal in Lesser Himalaya. The lack of early stage of underfilled,deep-water The Himalayan peripheral foreland basin developed when India and Asia collided. Previous studies in the Himalayan foreland were mostly concentrated on Neogene continental clastic sedimentation in sub-Himalaya or Paleogene shallow marine sedimentation along Pakistan, India, and Nepal in Lesser Himalaya. The lack of early stage of underfilled, deep-water