Psaligonyaulax deflandrei

*deflandrei Sarjeant, 1966b, p.137-138, pl.14, figs.7-8; text-fig.35.  Emendation: Sarjeant, 1982b, p.45-46, as Psaligonyaulax deflandrei.  Holotype: Sarjeant, 1966b, pl.14, figs.7-8; text-fig.35; Jan du Chêne et al., 1986a, pl.85, figs.3-4; pl.86, figs.1-3.  Originally (and now) Psaligonyaulax, subsequently Gonyaulacysta (combination illegitimate).  Lentin and Williams (1981, p.235) retained this species in Psaligonyaulax.  Taxonomic junior synonym: Gonyaulacysta extensa, according to Clarke et al. (1968, p.181).  Age: Cenomanian.

Parent: Psaligonyaulax