Raine, J. I., D. C. Mildenhall, and E. M. Kennedy. 2008. New Zealand fossil spores and pollen: an illustrated catalogue, 3rd ed. GNS Science Miscellaneous Series No. 4. GNS Science, Lower Hutt, New Zealand. Website "What we do. Earth History : Institute of Geological and Nuclear Sciences Limited". Archived from the original on 2005-12-30. Retrieved 2015-02-20. spore_pollen/catalog/index.htm [accessed 6 November 2010].
Raine, J. I., D. C. Mildenhall, and E. M. Kennedy. 2008. New Zealand fossil spores and pollen: an illustrated catalogue, 3rd ed. GNS Science Miscellaneous Series No. 4. GNS Science, Lower Hutt, New Zealand. Website "What we do. Earth History : Institute of Geological and Nuclear Sciences Limited". Archived from the original on 2005-12-30. Retrieved 2015-02-20. spore_pollen/catalog/index.htm [accessed 6 November 2010].