Coralline algae from the prang formation (middle-late Eocene) of the Lumshnong Area,Jaintia Hills,Meghalaya |
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Authors: | P. K. Misra A. K. Jauhri R. P. Tiwari S. Kishore Ajay Pratap Singh S. K. Singh |
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Affiliation: | (1) Dipartimento di Scienze della Terra, Univ. di Napoli Federico II, Largo San Marcellino 10, 80138 Napoli, Italy;(2) Dipartimento di Scienze della Terra, Univ. di Ferrara, via Saragat 1, 44100 Ferrara, Italy;(3) Dipartimento di Scienze Geologiche Ambientali e Marine, Univ. di Trieste, Compr. S. Giovanni (Via Weiss), 34127 Trieste, Italy; |
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Abstract: | The present paper records nine species of coralline algae from the Prang Formation of middle-late Eocene age from the Jaintia Hills, Meghalaya. The algae are associated with the larger foraminifera including Nummulites, Alveolina and Discocyclina throughout the succession. The temporal distribution of algal species indicates that seven species are known from the Eocene. Of the remaining two, one ranges from the Palaeocene to Eocene and the other is Palaeocene in age. The coralline algae and larger foraminifers are differentiated into two associations, the lower one indicating inner-ramp environment of high energy and the upper one showing deposition in relatively calm waters of deeper ramp environment. |
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