"Rhynchodiniopsis? hyaloderma" (Deflandre, 1939b, p.144, pl.6, figs.3-4 ex Sarjeant, 1967b, p.252) Sarjeant, 1982b, p.36.
TYPE: Holotype: Deflandre, 1939b, pl.6, figs.3-4; Jan du Chêne et al., 1986a, pl.58, figs.1-5. HISTORY: NOW: Impagidinium?. Originally Palaeoperidinium (name not validly published), subsequently Gonyaulacysta, thirdly Gonyaulacysta?, fourthly Rhynchodiniopsis?, fifthly (and now) Impagidinium?. Questionable assignment: Sarjeant (1982b, p.36). AGE: Kimmeridgian.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |