A New Fossil Conifer Wood from the Sriperumbudur Formation, Tamil Nadu, India

Sriperumbudur Formation is one of the Upper Gondwana formations found along Palar Basin, Tamil Nadu, India. The present report is about a piece of petrified secondary wood of an conifer, having affinity with Araucariaceae , collected from this Formation and it is identified as species of Agathoxylon Hartig. The anatomy of this fossil wood indicates that during Tertiary period the palaeo climate of the Palar Basin was uniform and the environment was xeric with less availability of water.