 NDL India: Palynological Succession of the Lower Gondwana Sediments in Umaria Coalfield, Madhya Pradesh, IndiaPalynological Succession of the Lower Gondwana Sediments in Umaria Coalfield, Madhya Pradesh, India Palynological Succession of the Lower Gondwana Sediments in Umaria Coalfield, Madhya Pradesh, IndiaAuthor Srivastava, Suresh C. Anand-Prakash 