John Lignum
Postgraduate Researcher
Contact details
Telephone: 020 8547 7715
Fax: 020 8547 7497
Email: email
Research Group: Environmental Change
Research Affiliations
The Micropalaeontological Society (TMS)
The Palaeontological Association (PalAss)
European Association of Geoscientists and Engineers (EAGE)
Research Areas
Dinoflagellate palynology: morphology, stratigraphy & palaeoecology
Palaeoceanographic change
Stratigraphy (litho-, bio-, chemo-, and sequence)
Integration of palynological and geochemical data
Current Research Activities
Research Associates
Recent Publications
Journal Papers
Lignum, J., Jarvis, I. & Pearce, M.A., 2007. A critical assessment of standard processing methods for the preparation of palynological samples. Review of Palaeobotany and Palynology, 149: 133-149. doi.org/10.1016/j.revpalbo.2007.11.004
Conference Presentations
Lignum, J., Jarvis, I., Pearce, M. & Wunstorf Drilling Party, 2008. Palaeoevironmental change during the Cenomanian (100 – 94 Ma): new insights from organic-walled dinoflagellate cysts, isotopic and elemental geochemistry, Wunstorf, northern Germany. EGU General Assembly, Vienna Austria, Geophysical Research Abstracts, 10: 04098.
Lignum, J., Jarvis, I., Pearce, M. & Wunstorf Drilling Party, 2007. Integrating palynological and geochemical data: preliminary results from a newly cored Cenomanian – Turonian (OAE2) black shale succession, Wunstorf, northern Germany, Geological Society Bicentenary Conference Abstracts, September 2007, London, 142.
Lignum, J., Jarvis, I. & Pearce, M., 2007. The dinoflagellate cyst record of the Cenomanian – Turonian boundary (OAE2): data from a newly cored black shale succession, Wunstorf, northern Germany. EGU General Assembly, Vienna Austria, Geophysical Research Abstracts, 9: 3854.
Lignum, J., Jarvis, I. & Pearce, M. 2006. Dinoflagellate cysts as sea-level and water depth indicators: Upper Cretaceous of Culver Cliff, Isle of Wight, UK. EGU General Assembly, Vienna Austria, Geophysical Research Abstracts, 8: 01326.
Lignum, J., Jarvis, I., Pearce, M., & Swan, A. Dinoflagellate cysts as sea-level and water depth indicators: Upper Cretaceous of Culver Cliff, Isle of Wight, UK. 7th International Symposium on the Cretaceous Scientific Program and Abstracts (A. Godet, H. Mort, P. Linder & S. Bodin, Eds), September 2005, University of Neuchâtel, 127-128.
