Designation: Professor & Head
Specialization: Palynology, Palaeontology & Stratigraphy
Contact: +919402880317, 7005760215
Email: yengmani [AT] gmail.com; yengmani [AT] manipuruniv.ac.in
M.Sc., Ph.D.
Dr. Yengkhom Raghumani Singh received his M.Sc. in Applied Geology in 1995 and his Ph.D degree in Palynostratigraphy in 2002 from the Kurukshetra University, Haryana (India) under the direction Prof. N.N. Dogra at Kurukshetra University, India. Dr. Singh was a Lecturer, Department of Geology, Jammu University, India since 2004-2006. Dr. Singh is a regular faculty member of Department of Earth Sciences, Manipur University, Manipur (India), since 2006 and Adjunct Professor in the Department of Geology and Environmental Science from September 2022.
Education & Training
PhD, 2002, Applied Geology, Kurukshetra University
MSc, 1995, Applied Geology, Kurukshetra University
B Sc, 1993, Geology, Imphal College, Manipur
Awards
Appointed as Adjunct Professor in the Department of Geology and Environmental Science at the University of Pittsburgh, USA for 3 years (w.e.f. September 1, 2022).
Awarded for INSA-Polish Academy Science (PAS) Exchange of Scientists Programme -2019 and visited from June-July 2019 at the Institute of Geological Sciences, Polish Academy of Sciences, and Research Centre in Krakow, Poland.
Dr. B.R. Ambedkar National Award-2018 conferred by Dalit Sahitya Academy, Manipur (India).
Awarded for INSA visiting Scientist Fellowship for 2017-2018 and visited from 2017 to 2020 at IIT, Bombay.
Awarded for international collaboration/Exchange Programme during 2013 & Indian National Science Academy (INSA) and Chinese Academy of Sciences (CAS) visited from 2013 to 2013 at Nanjing Institute of Geology and Paleontology, China during 2013.
Awarded for INSA visiting fellowship for 2011-2012 (2 months visited at IIT, Bombay)
Awarded Fast Track Scientist 2005-2007, Geology, University of Jammu
Post doctorate award-DST (First Track)-2004 on Palynostratigraphy and Hydrocarbon potential evaluation of the Lower Tertiary successions Jammu region, Jammu and Kashmir)
CSIR-UGC (NET)-2002
Graduate Aptitude Test in Engineering (GATE) 2001
University Research Fellowship, Kurukshetra University-1996
Professional organizations
Life Membership for Geological Society of India, Bangalore
Life membership for Himalayan Geology, Dehra Dun
Life membership for The Palaeobotanical Society of India, Lucknow
Life membership for The Palaeontological Society of India, Lucknow
Life membership for the Indian Science Congress Association, Kolkata
Executive Council Member of Palaeontological Society of India
Life membership for Indian Association of sedimentologists
Life membership for Indian Geological Congress
Executive Council Member of the Palaeontological Society of India
Life membership of the Gondwana Geological Society, Nagpur, India
Reviewer for research papers e.g. carbonate & evaporate, Journal of Geological Society of India, Geological Journal etc.
Research Interests
Organic wall microfossil (Dinoflagellates, spores, pollen), palynofacies, microfossils (Calcareous dinoflagellates & algae and others), stratigraphy and Organic geochemistry (stable isotopes, Source rock evaluation and organic maturation)
University and other organization Committee
Head of Department of Earth Sciences, Manipur University for three year w.e.f. 15th April 2024.
Membership/Nodal Officer of the University and India Universities and Institutes Network for disaster risk reduction (IUINDRR-NIDM), National Institute of Disaster Management, Ministry of Home Affairs, Government of India since April 2024.
Member on State Level Expert Appraisal Committee, Manipur appointed by Ministry of Environment, Forest and Climate Change, New Delhi since the 31st January, 2025.
Member, Covid 19 Monitoring Task Force w.e.f 3/4/2020
Chairman for Energy Managment (Community/Adopted village), Committee for Post COVID-19 under Social Entrepreneurship, Swachhta & Rural Engagement Cell Action Plan, Mahatma Gandhi National Council of Rural Education, Department of Higher Education, Ministry of Education, Government of India w.e.f. 31/08/2020.
Member for Academic Council Member (2019 to till date)
University nominee to the Governing Body of Pravabati College, Mayang Imphal, Manipur (2010-2013).
Member of Anti Ragging Committee of Manipur University (2013-2016).
Member of School Board of Human and Environmental Science, Manipur University (2013- till)
Member of School Board of Science, Manipur University (2000-2013)
Foreign visit
Malaysia: Presented “Characterization of Paleocene-Eocene Transition in the Shillong Plateau, Meghalaya (India)” in the 21st International Conference on Gondwana to Asia and International Association of Gondwana Research 2024 at Kuching from 18-22 November 2024.
USA: Visit at University of Pittsburgh for collaboration work from June 23, 2018 to July 20, 2018 and August 1-25, 2024.
Czech Republic: Presented “Evaluating the Paleogene successions of Garo Hills, Meghalaya, India-An intergrated palynology and geochemistry study” in the XVth International Palynological Congress & XIth International Organization of Palaeobotany Conference at Prague from 27-31 May 2024.
India: Attended GEOIndia-2024 and 6th South Asian Geosciences Conference at Greater Noida from Nov. 15-17, 2024.
Belgium: Presented papers organized by AASP-The Palynological Society during June 30-July 5, 2019.
Poland: Awarded for INSA-Polish Academy Science (PAS) Exchange of Scientists Programme -2019 and visited from June 24-July 15, 2019 at the Institute of Geological Sciences, Polish Academy of Sciences, Research Centre in Krakow, Poland.
Germany: Attended an Advance course for Dinocourse-2015 at Heidelberg, Germany organized by Laboratory of Palaeobotany & Palynology Foundation, University of Utrecht from September 13-19th 2015.
China: Visit China under International collaboration/Exchange Programme during 2013 & Indian National Science Academy (INSA) and Chinese Academy of Sciences (CAS) visited at Nanjing Institute of Geology and Palaeontology, China during 2013.
Japan: Presented “Ecostratigraphy of the Subathu Formation of Jammu region, Jammu “in the 13th International Palynological Congress (IPC XIII) & 9th International Organization of Palaeobotany Conference (IOPC IX) at Tokyo, Japan from 23 to August 30, 2012.
Project awarded
(Ongoing) Evaluation of effects of hyperthermal events on the occurrence of biotic community during Paleogene, South-East Meghalaya, NE India sponsored by the Science and Engineering Research Board (SERB) for 3 years w.e.f. September 2024.
(Ongoing) Collaboration on US-NSF of A 50000-year continuous record of the Indian Summer Monsoon from Loktak Lake, NE India for 3 years from 2023, January.
(Ongoing) Microfossil and geochemical studies of the late Quaternary sediments from Imphal valley, Manipur India funded by Science and Engineering Research Board (SERB) for 3 years (2023 to 2025).
(Ongoing) Geological mapping and identification of oil and gas seepages in the Inner Fold Belt of Manipur funded by Oil India Limited for 2 years w.e.f. May 2023
(Completed) Co-Principal Investigator “Multi-Scale vulnerability assessment to climate variability for adaptation planning” funded by Splice-climate change program (DST, New Delhi) for 3 years (since 2019-Completed).
(Completed) “Exploring the Palaeogene rocks of Manipur” (2018-2020)
(Completed) “Biotic change across Paleocene-Eocene successions in Garo Hills, Meghalaya, India” funded by Science and Engineering Research Board (SERB) for 3 years (2016 to 2019).
(Completed) “Microfossils studies of Pelagic (exotic) limestones bodies in the Ophiolite belt of Manipur” funded by University grants commission, New Delhi for 3 years w.e.f. 1/07/2012.
(Completed) “Facies and depositional environments of the Lower Tertiary sequences exposed in Imphal valley, Manipur” funded by Science and Engineering Research Board (DST) for 3 year w.e.f. 12/06/2012.
(Completed) “Palynostratigraphy and Hydrocarbon potential evaluation of the Lower Tertiary successions Jammu region, Jammu and Kashmir” award-DST (First Track)-2004-2009.
Representative Publications
Wahengbam, A., Singh et al., Singh, L. S., Singh, C.K. (2025). Source rock and palaeoecology of the Permian Damuda Formation, Group, Sikkim: Rock–Eval pyrolysis and organic matter approach. Journal of Earth System Science, DOI: 10.1007/s12040-025-02521-5.
Singh et al. (2024). Middle Eocene molluscan fossils from the Siju Formation of the Garo Hills, Meghalaya, India. Journal of the Palaeontological Society of India, DIO: 10.1177/05529360241254917.
Singh et al. (2024). Dinoflagellate cysts from the Shillong Plateau, Meghalaya (India): Palynological signature during the late Paleocene-early Eocene Transition. Terra Nova, DOI: 10.1111/ter 12725.
Singh, Y. R., Devi, K.B., Singh, W.A., Devi, Kh., Chanu, T. N., Singh, Sh. P., Kilong, L. (2024). Biostratigraphy and Depositional Environment of the Upper Disang Formation, Indo-Myanmar Ranges, Northeast India. Journal of Geosciences Research, 9(1):41-48, DOI: 10.56153/g19088-023-0179-48
Singh, Sh. P., Rudra, A., Singh, Y.R., Dutta, S., Devi, N. R., Devi, A.B., Trevedi, G.K. (2023). Source and depositional conditions of early Palaeogene coal-bearing sediments, Meghalaya, Eastern India. Journal of Earth System Science. DOI: 10.1007/s12040-023-02198-8.
Singh Y. R., Devi, Kh. R., Abbott, M.B., Singh, N. S. (2023). Petrography and stable isotope geochemistry of Middle Eocene Garampani limestone (Assam), India: implications for the depositional environment and diagenesis. Carbonates and Evaporites. DOI:10.1007/s13146-023-00849-x. Journal of Earth System Science
Singh, Y. R., Singh, W. A., Singh, S. P., Devi, M. S., Devi, T. P., Abbott, M. B., Guruaribam, V., Kilong ,L. (2022). Miocene palynology and geochemistry of the Upper Bhuban Formation at Chumukedima, Nagaland (India) Geological Journal Special Issue DOI: 10.1002/gj.4398.
Singh, A. K., Guruaribam, V., Singh, Y. R., Singh, N. I., Singh, L. R., Chaubey, M., Tewari,V.C., Singh, W.I., Lakan, N., Devi, L.D., Chanu, R.S. (2022). Stable isotope geochemistry and microfossil assemblages of carbonate rocks in the ophiolite mélange zone of the Indo-Myanmar Orogenic Belt, NE India: Implications on age and depositional environment” Special Issue, Geological Journal. DOI: 10.1002/gj.4550.
Devi, R.N., Singh, Y.R., Abbott, M.B., Devi, B.A. (2021). Palynology, palynofacies and organic geochemistry analysis of the late Eocene shale from Meghalaya, Northeast India. Journal of Earth System Science, 130 (2), 10.1007/s12040-021-01562-w
Singh, Y.R., Abbott, M.B., Arnold, T.E., Singh, Sh. P. (2021). Early Eocene palynofloras and geochemistry from the Garo Hills in Meghalaya (India). Review of Palaeobotany and Palynology, 292, 10.1016/j.revpalbo.2021.104458
Guruaribam, V., Singh, Y. R., Singh, A. K. (2021). Age and depositional environment of carbonate exotics associated with the Disang group of Assam–Arakan Basin, Northeast India: constraints from microfossils and geochemistry. Carbonates and Evaporates, 36:46 https://doi.org/10.1007/s13146-021-00715-8
Singh Y. R., Singh, KSH. A., Devi N.R., Arnold, T.E., Abbott, M.B. (2021). Hydrocarbon source rock potential and paleoecological studies of the Surma sediments of Manipur region, India: Insights from palynology and organic geochemistry. Journal of Asian Earth Sciences: X, 6. https://doi.org/10.1016/j.jaesx.2021.100072.
Tripathi, S., Basumatary, S. K., Singh, Y. R., McDonald, H. G., Tripathi, D., Singh, L. J. (2019). Multiproxy studies on dung of endangered Sangai (Rucervus eldii eldii) and Hog deer (Axis porcinus) from Manipur, India: Implications for paleoherbivory and paleoecology. Review of Palaeobotany and Palynology, 263, 85–103
Singh, Y. R., Singh, Ksh. A. and Sarkar, S. (2019). Palaeoecological significance of a Surma (late Miocene) palynofloral assemblage from Tamenglong area of Manipur, NE, India. Journal of Earth System Science, https://doi.org/10.1007/s12040-018-1059-4.
Singh, Ksh. A., Singh, Y. R., Devi, S. R., Singh, B. P., Srivastava, V. K. (2019). Depositional environments of the Surma Group, Northwestern Manipur, Indo-Myanmar Ranges: Mineralogical and palynological constraints. Himalayan Geology, 40(1), 83-91.
Singh, Y. R., Sijagurumayum, U., Singh, B.P. (2018). Molluscan biostratigraphy and palynological assemblage of Paleogene Disang Formation, Manipur, India. The Indian Paleogene (Edited by Bajpai et al.), Springer. pp. 309-327.
Singh, Y. R., Singh, B.P., Singh, A.K. and Devi, S.R. (2017). Palynology and mineral composition of the Upper Disang flyschoid sediments from the Southern Manipur, Northeast India: Age, Paleoenvironment and Provenance reconstruction. Himalayan Geology, 38 (1), 2017, pp. 1-11.
Singh, Y. R., Sijagurumayum, U. and Singh, B.P. (2017). Molluscan fauna from the Upper Disang Formation of Manipur, India: Their biostratigraphic implication. Palaeontological Society of India, 62 (1), pp. 59-75.
Tripathi, S., Singh, Y. R., Nautiyal, C. M. and Thakur, B. (2017). Vegetation history, monsoonal fluctuations and anthropogenic impact during the last 2330 years from Loktak Lake (Ramsar site), Manipur, northeast India: a pollen based study. Palynology, DOI: 10.1080/01916122.2017.1375441
Singh, Y. R., Singh, B.P. and Devi, S.R. (2017). Source rock characterization, diagenesis and depositional environment of the Upper Disang Formation from Gelmoul area of Manipur, NE India. Jour. Indian Assoc. Sediment. 34 (1&2), pp. 1-7.
Singh,Y. R., Tongbram, G., Chanu, S. P., Devi, N. R. (2017). Palaeoecological investigation of the Lakadong Limestone near Jatap village, Meghalaya. International Journal of Engineering Technology Science and Research (IJETSR), 4(3), 309-315.
Singh, B. P., Singh, Y. R., Andotra, D. S., Patra, A. Srivastava, V. K. Guruaribam, V., Sijagurumayum, U. and Singh, G. P. (2016). Tectonically driven late Paleocene (57.9-54.7 Ma) transgression and climatically forced latest middle Eocene (41. 3-38.0 Ma) regression on the Indian subcontinent. Journal of Asian Earth Sciences, 115,pp. 124-132.
Singh, Y. R., Singh, B.P., Murthy, S., Kom, K.B., Singh, KSH. A., Guruaribam, V. (2016). Reworked Early Permian palynomorphs and Tertiary palynomorphs from the Upper Bhuban Formation (Miocene), Nagaland, India. Himalayan Geology, 37 (1), pp. 35-41.
Singh, Y. R., Singh, B.P., Thanglemmoi, M.S. and Naorem, R. (2016). Planktonic and benthic foraminifera of the Ophioloite associated limestone, around Ukhrul area of Manipur, India: Age and Palaeoenvironment. In Recent trends in Earth Science research with special reference to NE India (ed. Srivastava, S.K.), Today & Tomorrow’s printers and publishers, New Delhi, pp. 145-155.
Singh, Y. R., B. P. Singh and Jianguo Li. (2015). Hydrocarbon potential of the Palaeogene Disang Group, Manipur region, India-A Palynological approach. In: Petroleum Geosciences: Indian Contexts (ed. Soumyajit Mukherjee), Springer (Berlin).
Sijagurumayum, U., Singh, Y. R. and R.P. Kachhara. (2014). Eocene molluscan fossils from the Upper Disang Formation of Imphal valley, Manipur, India. Journal of Palaeontological Society of India, 59 (1), pp. 59-68.
Singh, Y. R., Devi, K.B., Sijagurumayum, U., Devi, H.R. and Thongbam, N. (2014). A new record of invertebrate fossils from the Upper Disang Formation (Eocene), Phesama region of Nagaland, India. Journal of Palaeontological Society of India, 59 (2), pp. 213-218.
Singh, Y. R., and N. R. Devi. (2014). Palaeoecology of the Lakadong Limestone of Mawsmai area, Cherrapunji, Meghalaya-Micropalaeontological evidence. In: Srivastava, K.L. and Kumar, A. (eds.), Geo-Resources, Scientific Publishers, India, pp. 211-216.
Dogra, N.N., Thakur, O.P. and Singh, Y. R. (2014). Palynofacies proxies and Hydrocarbon Potential of Tertiary rocks of Himalayan Foreland Basin, Northwest Himalaya, India. In: Srivastava, K.L. and Kumar, A. (eds.), Geo-Resources, Scientific Publishers, India, pp. 295-301.
Singh, Y. R. and N. Meera. (2013). Source rock palynology of Disang sediments of Imphal valley, Manipur. Journal of Earth Science, Spl. Vol., pp. 239-246.
Singh, Y. R., Li, J., Singh, B.P. and Guruaribam, V. (2013). Microforaminiferal linings from the upper part of the Upper Disang Formation at Gelmoul quarry, Churachandpur, Imphal valley and their bearing on palaeoenvironment. Current Science, v. 105 (9), pp. 1223-1226.
Singh Y. R., Sijagurumayum, U. and Guruaribam, V. (2011). Palaeoecology of the Upper Bhuban and Tipam Sediments of Mizoram, India-Palynological Evidence. Himalayan Geology, v. 32 (1), pp.57-62.
B.P. Singh, J.S. Pawar, Singh, Y. R., G.P.Singh and A Srivastava. (2011). Marine to continental transition and sequence stratigraphy in a Palaeogene succession of the Western Himalayan foreland basin, India. Gondwana Geological Magazine, v. 32 (1), pp. 57-62.
Basantakumar W., Khoiyangbam, R. S. and Singh, Y. R. (2011). Nitrous oxide emission from two rivers meandering through Imphal city, Manipur, India. Global Journal of Environmental Research, v. 5(3), pp. 106-111.
Sijagurumayum, U., Singh, Y. R. and R.P. Kachhara. (2011). Some mollusca from the Upper Disang sediments exposed at Changamdabi, East Imphal District, Manipur. Journal of Palaeontological Society of India, v.56, pp. 165-169.
Singh, Y. R., Sijagurumayum, U and Devi, R.K.R. (2010). Preliminary studies of fossils from the Palaeogene rocks exposed around Changamdabi area, Manipur. Memoir Geological Society of India, v. 75, pp. 143-148.
Dogra, N.N., Singh, Y. R., and Kumar, S. (2010). The lithostratigraphic status of Jabalpur and Lameta formations and their palynological constraints on the age and environment. Gondwana Geological Magazine, v. 25(1), pp. 185-194.
Singh, Y. R., Dogra, N.N. and R. Arjun (2009). Record of palynomorphs from the Upper Murree, Jammu, India. Himalayan Geology, v. 30(1), pp. 69-73.
Singh, Y. R., Dogra, N.N. and Thakur, O.P. (2007). Ecostratigraphy of the Subathu Formation of Dharampur and Koti regions, Solan District, Himachal Pradesh, India. Himalayan Geology, v. 28(2), pp. 11-19.
Singh, Y. R. (2007). A new palynological assemblage from Eocene (Ypresian) of the Subathu Formation, Jammu, India. Journal of Geological Society of India, v. 70, pp. 143-146.
Dogra, N.N. Singh, Y. R. and Singh, R.Y. (2006). Role of Palynology in Uranium exploration of the Himalayan Cenozoic sediments. Bulletin of Indian Geological Association, v. 39 (1&2), pp. 65-71.
Dogra, N.N., Singh, Y. R. and Singh, R.Y. (2004). Palynological assemblage from the Anjar Intertrappeans, Kutch Distt. Gujarat: Age and implications. Current Science, v. 86(12). pp. 1596-1597.
Singh, Y. R., Dogra, N.N. and Singh, R.Y. (2003). Age and Palaeoenvironmental constraints of the Subathu Formation of Dharampur area, Kalka-Shimla Road, Himachal Pradesh-a palynological approach. In: P. Kundal (eds.), Recent development in Indian Micropalaeontology, Gondwana Geology Magazine Spec. v. 6. pp. 195-205.
Dogra, N.N., Singh, R.Y. and Singh, Y. R. (2003). Palynology of the Jabalpur Formation in the type area; Age and environment. Gondwana Geological Magazine, v. 18(1). pp. 24-42.
Kapoor, R., Singh, R.Y., Dogra, N.N. and Singh, Y. R. (2003). Palaeobotanical constraints on Palaeoenvironmental and Palaeoclimatic implications of Siwalik rocks of Nurpur Region, Kangra district, Himachal Pradesh. In: P. Kundal (eds.), Recent development in Indian Micropalaeontology, Gondwana Geology Magazine Spec. v. 6. pp. 175-183.
Rana, R. Singh, Y. R., Dogra, N.N. and Singh, R.Y. (2003). A comparative study of the stratigraphy and palynology of Bikaner and Nagaur basins, Western Rajasthan. Bulletin of Indian Geological Association, v. 36 (1&2), pp. 73-82.
POST DOCTORAL MENTOR
Dr. Laishram Bhagyapati Devi, P.I. (Women Scientist Scheme, DST, New Delhi), Monsoonal variability in the Northern Indian Ocean in the last Glacial-Holocene time: evidence from radiolarians in a core off Kanyakumari, India (No. SR/WOS-A/ES-18/2010(G) dated 8/12/2011 for 3 years and completed).
Dr. Rajkumari Priyadarshini Devi, P.I. (Women Scientist Scheme, DST, New Delhi); Titled “Evolution of vertebrates in the Jaisalmer Basin in the context of India Asia collision” (No. DST/WOS-A/EA-11/2021 dated 2/2/2022 for 3 years).
