BSIPAbstractsPublishedAmbwani, K. & Kumar, M. <strong>1991</strong>. Morphology and aperture variation in the pollengrains <strong>of</strong> Agave Linn. <strong>Birbal</strong> <strong>Sahni</strong> Birth Centenary Palaeobotanical COIiference,BSIP, Lucknow : 4.Anand·Prakash <strong>1991</strong>. Himalayan coals: their nature, formation, compsition andrank. Symposium, Four Decades <strong>of</strong> Indian <strong>Palaeobotany</strong>, BSIP, Lucknow :2-3.Anand·Prakash & Sarate, O.S. <strong>1991</strong>. Nature, composition and rank <strong>of</strong> LowerGondwana coals from Pathakhera Coalfield, Satpura Basin, M.P., India.<strong>Birbal</strong> <strong>Sahni</strong> Birth Centenary Palaeobotanical Conference, BSIP, Lucknow :5.Anand.Prakash, Saxena, R. & Sarate, O.S. <strong>1991</strong>. Organic matter types and depositionalenvironment <strong>of</strong> Karewa peat/lignite, Kashmir Valley. <strong>Birbal</strong> <strong>Sahni</strong>Birth Centenary Palaeobotanical Conference, BSIP, Lucknow : 6.Awasthi, N. <strong>1991</strong>. Changing pattern <strong>of</strong> vegetation through the Neogene Siwaliksuccession. Symposium, Four Decades <strong>of</strong> Indian <strong>Palaeobotany</strong>, BSIP,Lucknow.Awasthi, N., Sarkar, Samir & Prasad, Mahesh <strong>1991</strong>. Vegetation and palaeoenvironment<strong>of</strong> Siwalik succession in Surai Khola area, Nepal. <strong>Birbal</strong> <strong>Sahni</strong> BirthCentenary Symposium on the Siwalik Basir., WIHG, Dehradun : 6-7.Awasthi, N. & Konomatsu, M. <strong>1991</strong>. Siwalik leaf-impressions from Tinau Khola andBinai Khola, West-Central Nepal - a preliminary report. <strong>Birbal</strong> <strong>Sahni</strong> BirthCentenary Symposium, the Siwalik Basin, WIHG, Dehradun.Awasthi, N. & Mehrotra, R.C. <strong>1991</strong>. Additions to the Neogene flora <strong>of</strong> northeasternIndia and significance <strong>of</strong> African elements. <strong>Birbal</strong> <strong>Sahni</strong> Birth CentenaryPalaeobotanical Conference, BSIP, Lucknow.Awasthi, N., Mehrotra, R.C. & Lakhanpal, R.N. <strong>1991</strong>. Leaves <strong>of</strong> Podocarpus andMesua from the Oligocene sediments <strong>of</strong> Makum Coalfield, Assam, India.<strong>Birbal</strong> <strong>Sahni</strong> Birth Centenary Palaeobotanical Conference, BSIP, Lucknow.Awasthi, N., Sarkar, s. & Prasad, M. <strong>1991</strong>. Vegetation and palaeoenvironment <strong>of</strong>Siwalik succession in Surai Khola area, Nepal. <strong>Birbal</strong> <strong>Sahni</strong> Birth CentenarySymposium, "the Siwalik Basin", WIHG, Dehradun.Awasthi, N. & Srivastava, R. <strong>1991</strong>. Some fossil leaves and fruits from Warkalli beds,Kerala Coast. <strong>Birbal</strong> <strong>Sahni</strong> Birth Centenary Palaeobotanical Conference,BSIP, Lucknow.Bajpai, Usha <strong>1991</strong>. Morphological trends in Gondwana plants. Symposium, FourDecades <strong>of</strong> Indian <strong>Palaeobotany</strong>, BSIP, Lucknow.Bajpai, Usha <strong>1991</strong>. New fern-like foliage from the Early Permian <strong>of</strong> HuraCoalfield, Rajmahal Hills. <strong>Birbal</strong> <strong>Sahni</strong> Birth Centenary PalaeobotanicalConference, BSIP, Lucknow.llande, M.ll. <strong>1991</strong>. The Palaeogene vegetation <strong>of</strong> peninsular India. Symposium, FourDecades <strong>of</strong> Indian <strong>Palaeobotany</strong>, BSIP, Lucknow.74
<strong>1991</strong>-<strong>92</strong>Banerji, Jayasri <strong>1991</strong>. Life and time <strong>of</strong> Williamsonia. Symposium, Four Decades <strong>of</strong>Indian <strong>Palaeobotany</strong>, BSIP, Lucknow : 15-17.Banerji, Jayasri <strong>1991</strong>. Plant fossils from Rajmahal Formation, Chunakhal, Bihar.<strong>Birbal</strong> <strong>Sahni</strong> Birth Centenary Palaeobotanical Conference, BSIP, Lucknow :12.Bera, S.K.<strong>1991</strong>. Pollen dispersal and sedimentation in tropical Sal forest <strong>of</strong> MadhyaPradesh, India. <strong>Birbal</strong> <strong>Sahni</strong> Birth Centenary Palaeobotanical Conference,BSIP, Lucknow : 14.Bera, S.K. & Gupta, II.P. <strong>1991</strong>. Correlation between pollen spectra and modernvegetation <strong>of</strong> Anamalai Hills, Tamil Nadu, south India. <strong>Birbal</strong> <strong>Sahni</strong> BirthCentenary Palaeobotanical Conference, BSIP, Lucknow : 15.Bhattacharyya, A. <strong>1991</strong>. Reconstructing past climatic changes in the north westHimalayas. In: International Conference on Climatic Impacts on the Environmentand Society. University <strong>of</strong> Tsukuba, Japan: 18.Bhattacharyya, A. & Yadav, R.R. <strong>1991</strong>. Holocene climatic changes in the westernHimalaya. In : International Union for Quaternary Research, XIII InternationalCongress, Beijing, China: 2-9.Bhattacharyya, A. & Yadav, R.R. <strong>1991</strong>. Tree growth and recent climatic changes inthe north-west Himalaya. <strong>Birbal</strong> <strong>Sahni</strong> Birth Centenary Palaeobotanical Conference,BSIP, Lucknow.Caralini, C., Pascal, J.P., Tissot, C. & Rajagopalan, G. <strong>1991</strong>. Une foret humidesempervirente dans les Ghats occidentaux (Inde) au debut de notre ere(1800-1400 yrs BP) d'aprcs la paynologie. XII Symposium Biogeographie etPalynologie. Universite de Cacn, France, Sept.: 23-27.Chanchala <strong>1991</strong>. A new evidence <strong>of</strong>Harappan subsistence economy in the Rann <strong>of</strong>Kutch, Gujarat. <strong>Birbal</strong> <strong>Sahni</strong> Birth Centenary Palaeobotanical Conference,BSIP, Lucknow : 24.Chandra, A. <strong>1991</strong>. Fossil diatoms and their significance. Symposium, Four Decades<strong>of</strong> Indian <strong>Palaeobotany</strong>, BSIP, Lucknow : 20.Chandra, A. <strong>1991</strong>. Fossil silicoOagellates and their significance. <strong>Birbal</strong> <strong>Sahni</strong> BirthCentenary Palaeobotanical Conference, BSIP, Lucknow : 25.Chandra, Shaila <strong>1991</strong>. Changing patterns <strong>of</strong> Permian Gondwana vegetation. Symposium,Four Decades <strong>of</strong> Indian <strong>Palaeobotany</strong>, BSIP, Lucknow.Chandra, Shaila & Singh, K.J. <strong>1991</strong>. The genus Vertebraria: a review. <strong>Birbal</strong> <strong>Sahni</strong>Birth Centenary Palaeobotanical Conference, BSIP, Lucknow.Chandra, Shaila, Srivastava, A.K. & Singh, K.]. <strong>1991</strong>. Coniferous foliage shoots inthe Lower Gondwana Oora <strong>of</strong> India. VIII into Symp. Gondwana, Hobart, <strong>1991</strong>.Chauhan, M.S., Khnndelwal, Asha, Goel, Indra, Bera, S.K. & Gupta, ILl'. <strong>1991</strong>.Palynology <strong>of</strong> Kathauta Tal, Chinhat, Lucknow. <strong>Birbal</strong> <strong>Sahni</strong> Birth CentenaryPalaeobotanical Conference, BSIP, Lucknow : 30.Chauhan, M.S. & Sharma, Chhaya <strong>1991</strong>. Modern pollen deposition pattern in thesubtropical zone <strong>of</strong> Kumaon Himalaya. <strong>Birbal</strong> <strong>Sahni</strong> Birth Centenary PalaeobotanicalConference, BSIP, Lucknow : 29.75
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Birbal Sahni (1891-1949)ANNUAL REPO
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AcknowledgementWe are grateful to t
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To coordinate with other knowledge
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posed, which incorporates most of p
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1991-92BIRBAL SAHNIBIRTH CENTENARY
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BSIP-----Dr B. S. Venkatachala welc
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BSIPDr A. P. Mitra opening the Exhi
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BSIPDelegates of the Symposium - Ev
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BSIPThe Palaeobotanical Society Int
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BSIPGeneral, Geological Survey of I
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BSlPin Proterozoic succession of Cu
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BSIP";jEuryphy/lum whilt;anum Feist
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BSIPin Mahanadi Valley in compariso
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BSIP----Au st raIia----
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BSIPbeen observed tijat the coals a
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BSIPTransverse Section of a monocot
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BSIPPromotionsPromotions and Appoin
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BSIPChief Engineer, U.P.P.W.D. or h
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BSIPBIRBAL SAHNI INSTITUTEOFBalance
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