Author	Sarjeant, W.A.S.
Year	1975a
Journal	Grana, v.14, no.1-2, p.49-56, pl.1-3.
Title	Jurassic dinoflagellate cysts with epitractal archaeopyles: a reconsideration.

Abstract Sarjeant, W.A.S., 1975a: Jurassic dinoflagellate cysts with epitractal archaeopyles: a reconsideration. Grana, v.14, no.1-2, p.49-56, pl.1-3.