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Hystrichogonyaulax polytrix

"Hystrichogonyaulax polytrix" Benedek, 1972, p.20, pl.6, figs.1a-b.

EMENDATION: Benedek and Sarjeant, 1981, p.330-333, as Phthanoperidinium polytrix.

TYPE: Holotype: Benedek, 1972, pl.6, figs.1a-b; Benedek and Sarjeant, 1981, fig.2, nos.4,6, fig.6.

HISTORY: NOW: Phthanoperidinium. Originally Hystrichogonyaulax, subsequently Phthanoperidinium?, thirdly (and now) Phthanoperidinium.

AGE: mid Oligocene.


Infraspecific taxa:


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