Sarjeant, 1966b
From dinoflaj3
Sarjeant, W.A.S., 1966b: Dinoflagellate cysts with Gonyaulax-type tabulation. In: Davey, R.J., Downie, C., Sarjeant, W.A.S. and Williams, G.L., Studies on Mesozoic and Cainozoic dinoflagellate cysts; British Museum (Natural History) Geology, Bulletin, Supplement 3, p.107-156.