Masure et al., 2013
From dinoflaj3
Masure, E., Dejax, J. and De Ploëg, G., 2013: Blowin' in the wind ... 100 Ma old multi-staged dinoflagellate with sexual fusion trapped in amber: marine-freshwater transition. Palaeogeography, Palaeoclimatology, Palaeoecology, v.388, p.128-144, pl.1-7.