Prof. Hema Achyuthan
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Prof. Hema Achyuthan

Professor
Institute for Ocean Management, Anna University, India

Highest Degree
Ph.D. in Geology from University of Pune, India

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Area of Interest:

Earth Science and Geography
100%
Quaternary Geomorphology
62%
Physical Structure
90%
Climate Change
75%
Palaeoclimate
55%

Research Publications in Numbers

Books
4
Chapters
6
Articles
164
Abstracts
8

Selected Publications

  1. Lone, A.M., H. Achyuthan, R.A. Shah, S.J. Sangode, P. Kumar, S. Chopra and R. Sharma, 2020. Paleoenvironmental shifts spanning the last ~6000 years and recent anthropogenic controls inferred from a high-altitude temperate lake: Anchar Lake, NW Himalaya. Holocene, 30: 23-36.
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  2. Raja, P., H. Achyuthan, A. Farooqui, R. Ramesh, P. Kumar and S. Chopra, 2019. Tropical rainforest dynamics and palaeoclimate implications since the late pleistocene, Nilgiris, India. Quat. Res., 91: 367-382.
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  3. Krishnan, G. and H. Achyuthan, 2019. Incipient weathering of the ∼74ka Young Toba Tuff (YTT) biotite grains, Sagileru Valley, Andhra Pradesh. J. Geol. Soc. India, 94: 573-578.
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  4. Geethanjali, K., H. Achyuthan and M.K. Jaiswal, 2019. The Toba tephra as a late Quaternary stratigraphic marker: Investigations in the Sagileru river basin, Andhra Pradesh, India. Quat. Int., 513: 107-123.
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  5. Basavaiah, N., J.L.V.M. Babu, S.P. Prizomwala, H. Achyuthan, V.H.R. Siva and P. Boral, 2019. Proxy mineral magnetic and elemental analyses for 2004 tsunami impact deposit along the Muttukadu backwater, East Coast of India: Scope of the palaeotsunami studies. Quat. Int., 507: 224-232.
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  6. Babeesh, C., H. Achyuthan, M.R. Resmi, C.M. Nautiyal and R.A. Shah, 2019. Late Holocene paleoenvironmental changes inferred from Manasbal Lake sediments, Kashmir Valley, India. Quat. Int., 507: 156-171.
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  7. Ali, A., H. Achyuthan and M. Azhardin, 2019. Clay minerals and micromorphology of the loess paleosols, Kashmir Valley, India. J. Geol. Soc. India, 94: 275-280.
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  8. Shah, R.A., H. Achyuthan, P. Jose, A.M. Lone and K. Geethanjali, 2018. Ferricretes of sriperumbudur: Micromorphology and geochemistry. J. Geol. Soc. India, 91: 411-417.
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  9. Lone, A.M., H. Achyuthan, R.A. Shah and S.J. Sangode, 2018. Environmental magnetism and heavy metal assemblages in lake bottom sediments, Anchar Lake, Srinagar, NW Himalaya, India. Int. J. Environ. Res., 12: 489-502.
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  10. Achyuthan, H. and P.S. Yu, 2018. Asian paleomonsoon reconstructions: The preface. Quat. Int., 479: 1-2.
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  11. Shah, R.A., H. Achyuthan, A.M. Lone and R. Ramanibai, 2017. Diatoms, spatial distribution and physicochemical characteristics of the Wular Lake Sediments, Kashmir Valley, Jammu and Kashmir. J. Geol. Soc. India, 90: 159-168.
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  12. Resmi, M.R., H. Achyuthan and M.K. Jaiswal, 2017. Middle to late holocene paleochannels and migration of the Palar river, Tamil Nadu: Implications of neotectonic activity. Quaternary Int., 443: 211-222.
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  13. Rajmanickam, V., H. Achyuthan, C. Eastoe and A. Farooqui, 2017. Early-Holocene to present palaeoenvironmental shifts and short climate events from the tropical wetland and lake sediments, Kukkal Lake, Southern India: Geochemistry and palynology. Holocene, 27: 404-417.
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  14. Nair, V. and H. Achyuthan, 2017. Geochemistry of Vellayani lake sediments: Indicators of weathering and provenance. J. Geol. Soc. India, 89: 21-26.
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  15. Lone, A., C. Babeesh, H. Achyuthan and R. Chandra, 2017. Evaluation of environmental status and geochemical assessment of sediments, Manasbal Lake, Kashmir, India. Arabian J. Geosci., Vol. 10. 10.1007/s12517-016-2826-7.
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  16. Krishnan, G., H. Achyuthan and V.H.R. Siva, 2017. Comparative petrophysical and geochemical characteristics of thermal and volcanic ash from southeastern India. J. Geol. Soc. India, 90: 20-24.
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  17. Gopal, V., H. Achyuthan and M. Jayaprakash, 2017. Assessment of trace elements in Yercaud Lake sediments, southern India. Environ. Earth Sci., Vol. 76. 10.1007/s12665-017-6390-6.
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  18. Blinkhorn, J., H. Achyuthan, P. Ditchfield and M. Petraglia, 2017. Palaeoenvironmental dynamics and Palaeolithic occupation at Katoati, Thar Desert, India. Quaternary Res., 87: 298-313.
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  19. Babeesh, C., H. Achyuthan, M.K. Jaiswal and A. Lone, 2017. Late Quaternary loess-like paleosols and pedocomplexes, geochemistry, provenance and source area weathering, Manasbal, Kashmir Valley, India. Geomorphology, 284: 191-205.
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  20. Babeesh, C., A. Lone and H. Achyuthan, 2017. Geochemistry of Manasbal lake sediments, Kashmir: Weathering, provenance and tectonic setting. J. Geol. Soc. India, 89: 563-572.
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  21. Ali, A., N. Avittom, A. Lone, H. Achyuthan and R. Shah, 2017. Diatom diversity and organic matter sources in water bodies around Chennai, Tamil Nadu, India. MOJ Ecol. Environ. Sci., Vol. 2. 10.15406/mojes.2017.02.00027.
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  22. Achyuthan, H., A. Farooqui, V. Gopal, B. Phartiyal and A. Lone, 2017. Late quaternary to holocene southwest monsoon reconstruction: A review based on lake and wetland systems (Studies carried out during 2011-2016). Proc. Indian Nat. Sci. Acad., 82: 847-868.
  23. Vijayaraj, R. and H. Achyuthan, 2016. Organic matter source in the freshwater tropical lakes of southern India. Curr. Sci., 111: 168-176.
  24. Malarvizhi, A., A. Hema and D. Gobichandhru, 2016. Charnockite bedrock, Chennai coast, Tamil Nadu: Micromorphology and geochemical signatures in stages of the weathering processes. J. Geol. Soc. India, 88: 317-329.
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  25. Malarvizhi, A., A. Hema and D. Gobichandhru, 2016. Charnockite bedrock, Chennai Coast, Tamil Nadu: Micromorphology and geochemical signatures in stages of the weathering processes. J. Geol. Soc. India, 88: 317-329.
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  26. Lahr, M.M., F. Rivera, R.K. Power, A. Mounier and B. Copsey et al., 2016. Inter-group violence among early Holocene hunter-gatherers of West Turkana, Kenya. Nature, 529: 394-398.
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  27. Fousiya, A.A., S. Chakraborty, H. Achyuthan, N. Gandhi, N. Sinha and A. Datye, 2016. Stable isotopic investigation of Porites coral from the Minicoy Island. J. Geo-Marine Sci., 45: 1465-1470.
  28. Chalumbattil, B., H. Achyuthan, T.P. Sajeesh and R. Ravichandran, 2016. Spatial distribution of diatoms and organic matter of surface lake sediments, Karlad, North Kerala. J. Palaeontol. Soc. India, 61: 239-248.
  29. Yamazaki, E., N. Yamashita, S. Taniyasu, J. Lam and P.K. Lam et al., 2015. Bisphenol A and other bisphenol analogues including BPS and BPF in surface water samples from Japan, China, Korea and India. Ecotoxicol. Environ. Saf., 122: 565-572.
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  30. Vijayaraj, R. and H. Achyuthan, 2015. Distribution of sediments and organic matter source: Berijam Lake, Tamil Nadu. J. Geol. Soc. India, 86: 620-626.
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  31. Siva, V.H.R., H. Achyuthan and M. Santhanam, 2015. Pozzolanic characteristics of Young Toba Tuff. Curr. Sci., 109: 1869-1874.
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  32. Nagasundaram, M. and H. Achyuthan, 2015. Middle Holocene phytolith record from a marine sediment core, off Landfall Island, North andaman: An indicator for understanding SW monsoon variations. J. Palaeontol. Soc. India, 59: 181-192.
  33. Blinkhorn, J., H. Achyuthan and P. Ajithprasad, 2015. Middle Palaeolithic point technologies in the Thar Desert, India. Quaternary Int., 382: 237-249.
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  34. Blinkhorn, J., H. Achyuthan and M.D. Petraglia, 2015. Ostrich expansion into India during the Late Pleistocene: Implications for continental dispersal corridors. Palaeogeogr. Palaeoclimatol. Palaeoecol., 417: 80-90.
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  35. Arjunan, M. and H. Achyuthan, 2015. Tafoni along the East Coast, Chennai to Mamallapuram, Tamil Nadu. Curr. Sci., 109: 195-201.
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  36. Westgate, J.A., N.J. Pearce, E. Gatti and H. Achyuthan, 2014. Distinction between the Youngest Toba Tuff and Oldest Toba Tuff from Northern Sumatra based on the area density of spontaneous fission tracks in their glass shards. Quaternary Res., 82: 388-393.
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  37. Veena, M.P., H. Achyuthan, C. Eastoe and A. Farooqui, 2014. A multi-proxy reconstruction of monsoon variability in the late Holocene, South India. Quaternary Int., 325: 63-73.
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  38. Pearce, N.J., J.A. Westgate, E. Gatti, J.N. Pattan, G. Parthiban and H. Achyuthan, 2014. Individual glass shard trace element analyses confirm that all known Toba tephra reported from India is from the c. 75-ka Youngest Toba eruption. J. Quaternary Sci., 29: 729-734.
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  39. Nisha, V. and A. Hema, 2014. Geochemical evaluation of sea surface sediments along the continental shelf, Southeast Coast of India. Indian J. Mar. Sci., 43: 241-251.
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  40. Nisha, V. And H. Achyuthan, 2014. Physico-chemical parameters of the SW and post NE monsoon (2009) seawater along the continental slope, Tamil Nadu, East Coast of India, Bay of Bengal. Cont. Shelf Res., 72: 99-106.
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  41. Nagasundaram, M., H. Achyuthan and S.M. Ahmad, 2014. Monsoonal changes inferred from the Middle to Late Holocene sediments off Landfall Island, North Andaman. Arabian J. Geosci., 7: 3513-3523.
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  42. Gatti, E., I.M. Villa, H. Achyuthan, P.L. Gibbard and C. Oppenheimer, 2014. Geochemical variability in distal and proximal glass from the Youngest Toba Tuff eruption. Bull. Volcanol., Vol. 76. 10.1007/s00445-014-0859-x.
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  43. Blinkhorn, J., V.C. Smith, H. Achyuthan, C. Shipton, S.C. Jones, P.D. Ditchfield and M.D. Petraglia, 2014. Discovery of Youngest Toba Tuff localities in the Sagileru Valley, South India, in association with Palaeolithic industries. Quaternary Sci. Rev., 105: 239-243.
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  44. Achyuthan, H., M. Nagasundaram, A.T. Gourlan, C. Eastoe, S.M. Ahmad and V.M. Padmakumari, 2014. Mid-Holocene Indian summer monsoon variability off the Andaman Islands, Bay of Bengal. Quaternary Int., 349: 232-244.
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  45. Veena, M.P., A. Hema, C. Eastoe and N. Shankar, 2013. Reconstruction of Middle to Late Holocene Palaeoenvironments of Pookode Lake, South India: Sediment Texture and Geochemical Characteristics. In: Holocene: Perspectives, Environmental Dynamics and Impact Events, Kotlia, B.S. (Ed.). Nova Science Publishers, USA., pp: 57-72.
  46. Quade, J., J. Eiler, M. Daeron and H. Achyuthan, 2013. The clumped isotope geothermometer in soil and paleosol carbonate. Geochimica Cosmochimica Acta, 105: 92-107.
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  47. Hema, A., A. Farooqui, C. Eastoe, R. Ramesh, M. Devi and P.P. Ganesh, 2013. A Five-Century Long Limnological and Environmental Record from Northeastern India. In: Holocene: Perspectives, Environmental Dynamics and Impact Events, Kotlia, B.S. (Ed.). Nova Science Publishers, USA., pp: 129-144.
  48. Haricharan, S., H. Achyuthan and N. Suresh, 2013. Situating megalithic burials in the iron age-early historic landscape of Southern India. Antiquity, 87: 488-502.
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  49. Blinkhorn, J., H. Achyuthan, M. Petraglia and P. Ditchfield, 2013. Middle Palaeolithic occupation in the Thar Desert during the Upper Pleistocene: The signature of a modern human exit out of Africa? Quaternary Sci. Rev., 77: 233-238.
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  50. Achyuthan, H., R.D. Deshpande, M.S. Rao, B. Kumar and T. Nallathambi et al., 2013. Stable isotopes and salinity in the surface waters of the Bay of Bengal: Implications for water dynamics and palaeoclimate. Mar. Chem., 149: 51-62.
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  51. Veena, M.P. and H. Achyuthan, 2012. Distribution and assessment of heavy metals in the tropical lake sediments, pookode, Kerala: Impact of contamination and pollution. J. Applied Geochem., 14: 173-183.
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  52. Achyuthan, H., N. Shankar, M. Braida and S.M. Ahmad, 2012. Geochemistry of calcretes (calcic palaeosols and hardpan), Coimbatore, Southern India: Formation and paleoenvironment. Quaternary Int., 265: 155-169.
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  53. Kale, S.S., N.J. Pawar, D.S. Wagholikar and H. Achyuthan, 2011. Microstructure and growth band studies of uroliths using optical and scanning electron microscopy. Curr. Sci., 100: 225-229.
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  54. Bhadreenath, S., H. Achyuthan, S. Haricharan and K.P. Mohandas, 2011. Saluvankuppam coastal temple-excavation and application of soil micro morphology. Curr. Sci., 100: 1071-1075.
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  55. Kale, V., H. Achyuthan, M. Jaiswal and S. Sengupta, 2010. Palaeoflood records from Upper Kaveri River, Southern India: Evidence for discrete floods during Holocene. Geochronometria, 37: 49-55.
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  56. Achyuthan, H., K.A. Kumar, S.K. Tiwari and S. Norwick, 2010. A reconnaissance study of Tafoni development, exfoliation and granular disintegration of natural and artificial rock surfaces in the coastal and lowland regions of Tamil Nadu, Southern India. Zeitschrift Geomorphologie, 54: 491-509.
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  57. Pavithra, A., A. Hema and N. Shankar, 2009. Sedimentology and Geochemistry of the Oiverbank Sedimentsa of the Cooum River, Tamil Nadu. In: Economic Mineralization, Srivastava, K.L. (Ed.). Scientific Publishers, Jodhpur, India, pp: 340-351.
  58. Jaiswal, M., Y. Chen, V. Kale and H. Achyuthan, 2009. Residual luminescence in quartz from slack water deposits in Kaveri Basin, South India: A single aliquot approach. Geochronometria, 33:: 1-8.
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  59. Veena, M.P. and H. Achyuthan, 2008. Sediment characteristics and depositional environment of silica sand deposits of the East Coast, Tamil Nadu. Geol. Soc. India, 71: 337-344.
  60. Kasthurba, A.K., M. Santhanam and H. Achyuthan, 2008. Investigation of laterite stones for building purpose from Malabar region, Kerala, SW India-Chemical analysis and microstructure studies. Constr. Build. Mater., 22: 2400-2408.
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  61. Hema, A. and N. Federoff, 2008. Ferricretes in Tamil Nadu, Chennai South Eastern India: From Landscape to Micromorphology, Genesis and Paleoenvironmental Significance. In: New Trends in Soil Micromorphology, Kapur, S., A. Mermut and G. Stoops (Eds.). Springer, New York, pp: 111-136.
  62. Shankar, N. And H. Achyuthan, 2007. Genesis of calcic and petrocalcic horizons from Coimbatore, Tamil Nadu: Micromorphology and geochemical studies. Quaternary Int., 175: 140-154.
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  63. Murari, M., H. Achyuthan and A.K. Singhvi, 2007. Luminescence studies on the sediments laid down by the December 2004 Tsunami event: Prospects for the dating of palaeo tsunamis and for the estimation of sediment fluxes. Curr. Sci., 92: 367-371.
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  64. Kumar, K.A., A. Hema and N. Shankar, 2007. Paleo-Tsunami and Storm Surge Deposits. In: The Indian Ocean Tsunami, Murty, T.S., U. Aswathanarayana and N. Nirupama (Eds.). Taylor and Francis Group, London, UK., pp: 49-55.
  65. Kumar, A. and A. Hema, 2007. Late quaternary planktonic foraminiferal record from the ODP sites 758, Northern end of Ninety East Ridge, Indian Ocean. J. Indian Assoc. Sedimentol., 26: 33-44.
  66. Achyuthan, H., J. Quade, L. Roe and C. Placzek, 2007. Stable isotopic composition of pedogenic carbonates from the eastern margin of the Thar Desert, Rajasthan, India. Quaternary Int., 162-163: 50-60.
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  67. Achyuthan, H., A. Kar and C. Eastoe, 2007. Late quaternary environmental changes and evolution of the Tal Chhapar Salt Lakes, Rajasthan. J. Palaeolimnol., 38: 493-507.
  68. Achyuthan, H. and R. Ramesh, 2007. Quaternary palaeoclimatic inferences based on stable isotope studies of calcretes. Indian J. Geochem., 22: 105-124.
  69. Kumar, K.A. and H. Achyuthan, 2006. A record of palaeo-tsunami in the Indian ocean. Mar. Geodesy, 29: 253-263.
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  70. Hameed, A., H. Achyuthan and B. Sekhar, 2006. Radiocarbon dates and Holocene sea-level change along the Cuddalore and Odinur Coast, Tamil Nadu. Curr. Sci., 91: 362-367.
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  71. Farooqui, A. and H. Achyuthan, 2006. Middle to late Holocene palaeoenvironmental changes: Evidence from the sediments, pollen and radiocarbon dates, Adyar, Chennai. Geol. Soc. India, 68: 230-238.
  72. Nagalakshmi, T. and H. Achyuthan, 2004. Radiocarbon dating and Holocene episodes of alluvial sedimentation in the Koratallaiyar-Cooum River Basin, Chennai, South India. Geol. Soc. India, 64: 461-469.
  73. Achyuthan, H., 2004. Palaeopedology of the soils around Chennai, Tamil Nadu, India. Revista Mexicana Ciencias Geologicas, 21: 133-143.
  74. Achyuthan, H., 2003. Petrologic analysis and geochemistry of the Late Neogene-early quaternary hardpan calcretes of Western Rajasthan, India. Quaternary Int., 106: 3-10.
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  75. Achyuthan, H., 2003. Bedrock channel incision in the arid tracts of Jaisalmer, Rajasthan. Proc. Indian Natl. Sci. Acad. Part A, 69: 241-250.
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  76. Wohl, E. and H. Achyuthan, 2002. Substrate influences on incised-channel morphology. J. Geol., 110: 115-120.
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  77. Ganjoo, R.K., R.K. Verma and H. Achyuthan, 2002. Lower Pleistocene palaeosols of the Upper Siwaliks in Jammu: Evidence of seasonality. Geol. Soc. India, 60: 371-379.
  78. Ganjoo, R.K., H. Achyuthan and R.K. Verma, 2002. Early Pleistocene palaeosols of Jammu (J & K State) Upper Siwaliks, India-genesis and climatic significance. Zeitschrift Geomorphologie, 46: 441-453.
  79. Achyuthan, H., S. Ramasubramanian and T. Nagalakshmi, 2002. Late Neogene-Quaternary ferricretes and red soils around Chennai. Indian J. Geogr. Union, 75: 15-36.
  80. Achyuthan, H. and V.R. Baker, 2002. Radiocarbon dates and quaternary geomorphology of the East Coast, Tamil Nadu. Radiocarbon, 44: 137-144.
  81. Achyuthan, H. and D. Richardmohan, 2002. Trace metals concentrations in the sediment cores of estuary and tidal zones between Chennai and Pondicherry, along the East Coast of India. Indian J. Mar. Sci., 31: 141-149.
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  82. Achyuthan, H., 1999. Ferricretes of Jaisalmer basin, their origin and palaeoenvironment. Man Environ., 1: 77-90.
  83. Achyuthan, H. and C. Eastoe, 1999. Mineralogy and isotopic composition of pyrites-bearing ejects from a Mud Volcano, Baratang, Andaman Islands. J. Geol. Soc. India, 53: 329-334.
  84. Stiner, M.C., H. Achyuthan, G. Arsebuk, F.C. Howell and S.C. Josephson et al., 1998. Reconstructing cave bear paleoecology from skeletons: A cross-disciplinary study of middle Pleistocene bears from Yarimburgaz Cave, Turkey. Paleobiology, 24: 74-98.
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  85. Achyuthan, H., 1998. Maharajapuram Seetharam Krishnan-A centenary tribute-reminiscences. J. Geol. Soc. India, 52: 141-144.
  86. Achyuthan, H. and S.N. Rajaguru, 1998. Micromorphology of Quaternary calcretes around Didwana in Thar Desert of Rajasthan. Ann. Arid Zone, 37: 25-35.
  87. Hema, A., 1997. Late Neogene-Quaternary Palaeoenvironmental Changes Along the East Coast of Madras, Tamil Nadu, India. In: Geology in South Asia-II, Wijayananda, N.P., P.G. Cooray and P. Mosley (Eds.). Geological Survey and Mines Bureau, Sri Lanka, pp: 197-203.
  88. Hema, A. and S.N. Rajaguru, 1997. Genesis of Ferricretes and Calcretes of the Jayal Gravel Ridge: A Micromorphological Approach. In: Geology in South Asia-II, Wijayananda, N.P., P.G. Cooray and P. Mosley (Eds.). Geological Survey and Mines Bureau, Sri Lanka, pp: 51-59.
  89. Achyuthan, H., S.N. Ghate and S.N. Rajaguru, 1997. Mineral replacement of plant roots in fluvial sediments of the link channel of Krishna River, Near Yedurwadi, Belgaum district, Karnataka. Geol. Soc. India, 50: 765-768.
  90. Achyuthan, H., 1997. Age and formation of oyster beds of Muthukadu tidal flat zone, Chennai, Tamil Nadu. Curr. Sci., 73: 450-453.
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  91. Achyuthan, H. and Z. Cooper, 1997. Mineralogy and micromorphological studies of lateritic soils around Port Blair, Andaman Islands. Geosci. J., 18: 141-148.
  92. Achyuthan, H. and S. Pappu, 1997. Observation on the geomorphology and archaeology of Erumaivattipalayam, Red Hills, Tamil Nadu. Man Environ., 22: 87-90.
  93. Achyuthan, H., 1996. Geomorphic evolution and genesis of laterites around the East Coast of Madras, Tamil Nadu, India. Geomorphology, 16: 71-76.
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  94. Achyuthan, H., R. Nagendra and C. Mohanadoss, 1994. Heteropigmentation of plant impressions, Karai, Ariyalur, Tamil Nadu. Curr. Sci., 67: 606-609.
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  95. Achyuthan, H. and S.N. Rajaguru, 1993. Reddening of dune sands from Didwana and Budha Pushkar-micromorphological approach. Man Environ., 18: 21-34.
  96. Achyuthan, H. And B.R. Reddi, 1993. Geomorphic evolution of Talchappar salt lake, Churu district, Rajasthan. J. Arid Environ., 25: 109-116.
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  97. Achyuthan, H., C. Gaillard and S.N. Rajaguru, 1991. Geoarchaeology of Acheulian calc pan site, Singi Talav, Didwana, Nagaur Dist., Rajasthan. Geoarchaeology, 6: 151-168.
  98. Ghate, S.N., H. Achyuthan and S.N. Rajaguru, 1989. Micromorphological studies of Karal from the Western Coast of Maharashtra. J. Geol. Soc. India, 36: 624-633.
  99. Cooper, Z. and H. Achyuthan, 1989. Petrographic features of Andamanese pottery. Bull. Indo-Pac. Prehistory Assoc., 9: 22-32.
  100. Achyuthan, H., S.N. Rajaguru and V.N. Misra, 1989. Radiometric dating of the 16R dune section, Didwana, Rajasthan. Man Environ., 12: 67-74.
  101. Hema, A., 1988. On Problem of Reddening of Quaternary Dune Sands Around Didwana: A Palaeolithic site in Thar Desert. In: Current Anthropological and Archaeological Perspectives, Bhowmik, K.L. (Ed.). Inter. India Publications, USA., pp: 21-32.
  102. Cooper, Z. and H. Achyuthan, 1988. Analyses of sediments from a cave in the Andaman Islands. Man Environ., 12: 67-74.
  103. Raghavan, H., D.R. Raju, S.N. Rajaguru and V.N. Misra, 1986. A note on the mineralogical study of some sand dunes from the Thar Desert. Bull. Deccan Coll. Res. Inst., 45: 37-46.
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  104. Ganjoo, R.K., H. Raghavan, S.N. Rajaguru and C. Gaillard, 1984. Late Neogene fossil wood from the Bikaner gravel beds, Rajasthan. Curr. Sci., 53: 1207-1208.