Sarjeant, 1980b
From dinoflaj2
Sarjeant, W.A.S., 1980b: A restudy of some dinoflagellate cyst holotypes in the University of Kiel collections. I. The Jurassic holotypes of Walter Wetzel (1966a,b). Meyniana, v.32, p.113-128, pl.1-3.