Stancliffe and Sarjeant, 1990
From dinoflaj2
Stancliffe, R.P.W. and Sarjeant, W.A.S., 1990: The complex chorate dinoflagellate cysts of the Bathonian to Oxfordian (Jurassic): their taxonomy and stratigraphic significance. Micropaleontology, v.36, no.3, p.197-228, pl.1-5.
