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1994-95 - Birbal Sahni Institute of Palaeobotany

1994-95 - Birbal Sahni Institute of Palaeobotany

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BSIP<br />

Objective To study morphology and taxonomy <strong>of</strong> diatom and<br />

silic<strong>of</strong>lagellate taxa from Late Cenozoic surface and subsurface<br />

sections (type locality/reference sections) <strong>of</strong> Andaman<br />

Nicobar Islands<br />

and correla­<br />

To establish biozonation for age determination<br />

tion with geologically synchronous beds<br />

To interpret palaeoenvironment, palaeogeography and time<br />

boundaries<br />

To integrate the diatom biostratigraphy with the established<br />

foraminiferal biozones and isotope study<br />

Data on fossil diatoms and silic<strong>of</strong>lagellates from Anderson and Interview Islands<br />

have been completed. Anderson assemblage is rich in diatoms, silic<strong>of</strong>lagellates, sponge<br />

spicules and radiolarians. On the other hand, Interview assemblage is dominated by radiolarians.<br />

Very few diatom taxa have been found in Interview sediments. SEM and EDAX<br />

studies <strong>of</strong> some samples from both islands were carried out.<br />

Anil Chandra<br />

Programme 4.5<br />

Palaeogene-Neogene phytoplankton biostratigraphy and<br />

palaeoceanographic set-up <strong>of</strong> Kutch and Saurashtra basins,<br />

India<br />

Objective To study din<strong>of</strong>lagellate cyst morphology and biostratigraphy<br />

and to document phytoplankton rich levels<br />

To integrate din<strong>of</strong>lagellate cyst, calcareous nannoplankton<br />

palaeontological data for stratigraphic precision<br />

and<br />

To document palaeoenvironmental<br />

events<br />

Literature on Tertiary geology <strong>of</strong> Kutch Basin was consulted and reference cards<br />

were prepared.<br />

K.K<br />

Pandey<br />

Preparation <strong>of</strong> lithologs <strong>of</strong> the studied sections and compilation <strong>of</strong> field data have<br />

partly been carried out.<br />

PROJECT 5<br />

Rahul Garg, Khowaja-Ateequzzaman & KK Pandey<br />

PALAEOFLORIsnc DIVERSIFICATION IN THE HIMALAYA<br />

Programme 5.1<br />

Objective<br />

102<br />

Palaeozoic flora <strong>of</strong> Kashmir region: biozonation, affinities<br />

and biogeography<br />

To make -&tensive collections <strong>of</strong> plant fossils from the peri­<br />

Gondwana stratigraphical sequences, their identification and

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