Dr Jan Alfons Irma Hennissen

Dr Jan Alfons Irma Hennissen

Research Associate Palynology Laboratory Manager Biostratigraphy and Palaeontology

Location: BGS Keyworth

Tel: 0115 936 3532

E-mail Dr Jan Alfons Irma Hennissen

ORCID: 25624946400


  • 2016 – ongoing : Research Associate Palynology
  • 2015 – ongoing : Laboratory Manager Biostratigraphy and Palaeontology
  • 2013 –2016 : Postdoctoral Research Associate-Unconventional Gas Team at BGS
  • 2008 –2012 : University of Toronto, Toronto (Ontario, Canada); PhD Earth Sciences
  • 2006 –2007 : Université de Liège, Liège (Wallonia region, Belgium), Diplôme d’études approfondies en paléontologie appliquée: micropaléontologie végétale et palynologie
  • 2004 –2006 : Ghent University (Flanders Region, Belgium), Msc Geology


  • 2013 : AASP-The Palynological Society L.R. Wilson Award
  • 2011 : National Association of Geoscience Teachers Outstanding Teacher Assistant Award
  • 2010 : Laurence Curtis outstanding Teaching Assistant Award

Professional association

  • Member of AASP-The Palynological Society.

Research interests

  • Palynology: especially its uses in palaeoecological reconstructions
  • Palynology-based proxy development: statistical analysis of palynological results
  • Plio-Pleistocene dinocysts
  • Chitinozoan taxonomy and biostratigraphy

Key papers

Hennissen, J.A.I., Hough, E., Vane, C.H., Leng, M.J., Kemp, S.J., Stephenson, M.H., 2017. The prospectivity of a potential shale gas play: An example from the southern Pennine Basin (central England, UK). Mar. Pet. Geol. 86, 1047-1066.

Hennissen, J.A.I., Head, M.J., De Schepper, S., Groeneveld, J., 2017. Dinoflagellate cyst paleoecology during the Pliocene–Pleistocene climatic transition in the North Atlantic. Palaeogeog. Palaeoclimatol. Palaeoecol. 470, 81-108 http://dx.doi.org/10.1016/j.palaeo.2016.12.023.

Hennissen, J.A.I., Head, M.J., De Schepper, S., Groeneveld, J., 2015. Increased seasonality during the intensification of Northern Hemisphere glaciation at the Pliocene–Pleistocene transition ~2.6 Ma. Quat. Sci. Rev. 129, 321-332 10.1016/j.quascirev.2015.10.010.

Hennissen, J. A. I., M. J. Head, et al. 2014. Palynological evidence for a southward shift of the North Atlantic Current at ~2.6 Ma during the intensification of late Cenozoic Northern Hemisphere glaciations. Paleoceanography: 2013PA002543.

De Schepper, S., J. Groeneveld, Naafs, B.D.A., Van Renterghem, C., Hennissen, J.,Head. M.J. 2013. Northern Hemisphere Glaciation during the Globally Warm Early Late Pliocene. PLoS ONE 8(12): e81508.

Hennissen, J., T. R. A. Vandenbroucke, et al. 2010. The Dawangou auxiliary GSSP (Xinjiang autonomous region, China) of the base of the Upper Ordovician Series: putting global chitinozoan biostratigraphy to the test. Journal of Micropalaeontology 29(2): 93-113.

Vandenbroucke, T. R. A., J. Hennissen, et al. 2008. New chitinozoans from the historical type area of the Hirnantian Stage and additional key sections in the Wye Valley, Wales, UK. Geological Journal 43(4): 397-414.