MacRae et al., 1996
From dinoflaj2
MacRae, R.A., Hills, L.V. and McIntyre, D.J., 1996: The paleoecological significance of new species of Limbicysta (Acritarcha) from the upper Albian of the Canadian Arctic Islands. Canadian Journal of Earth Sciences, v 33, p.1475-1486, pl.1-2.
