Micropaleontology
Links
International Nannoplankton Association (INA)
http://www.nhm.ac.uk/hosted_sites/ina/
Semi-formal association of scientists worldwide who have an interest in living or fossil nannoplankton - including coccolithophores, nannoliths, and other nannofossils such as silicoflagellates and calcispheres.
The Micropalaeontological Society
http://www.nhm.ac.uk/hosted_sites/tms/
Organization of micropaleontology workers in the UK. Formerly the British Micropalaeontological Society.