Goodman and Witmer, 1985
From dinoflaj2
Goodman, D.K. and Witmer, R.J., 1985: Archeopyle variation and paratabulation in the dinoflagellate Diphyes colligerum (Deflandre and Cookson, 1955) Cookson, 1965. Palynology, v.9, p.61-83, pl.1-6.
