Back
Acanthaulax spinosissima
From Fensome et al., 2019:
Acanthaulax ?spinosissima, (Deflandre, 1939a, p. 179, ex Deflandre and Cookson, 1955, p. 258), Sarjeant, 1972, p. 22.
Holotype: Deflandre, 1939a, pl.9, fig.11.
NOW Pareodinia?.
Originally Palaeoperidinium (name not validly published), subsequently Palaeohystrichophora, thirdly Acanthaulax?, fourthly Pareodinia, fifthly (and now) Pareodinia?.
Questionable assignment: Sarjeant (1972, p.22).
Age: Late Jurassic.
---------------------------------------------------------------------------------------------------
Acanthaulax ?spinosissima, (Deflandre, 1939a, p. 179, ex Deflandre and Cookson, 1955, p. 258), Sarjeant, 1972, p. 22.
Holotype: Deflandre, 1939a, pl.9, fig.11.
NOW Pareodinia?.
Originally Palaeoperidinium (name not validly published), subsequently Palaeohystrichophora, thirdly Acanthaulax?, fourthly Pareodinia, fifthly (and now) Pareodinia?.
Questionable assignment: Sarjeant (1972, p.22).
Age: Late Jurassic.
---------------------------------------------------------------------------------------------------