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Alterbidinium biaperturum
From Fensome et al., 2019:
Alterbidinium biaperturum, (McIntyre, 1975, p.66, pl.3, figs.5–8) Fensome et al., 2016b, p.25.
Holotype: McIntyre, 1975, pl.3, figs.5–6.
Originally Deflandrea, subsequently Chatangiella?, thirdly (and now) Alterbidinium.
Age: Campanian–Maastrichtian.
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Alterbidinium biaperturum, (McIntyre, 1975, p.66, pl.3, figs.5–8) Fensome et al., 2016b, p.25.
Holotype: McIntyre, 1975, pl.3, figs.5–6.
Originally Deflandrea, subsequently Chatangiella?, thirdly (and now) Alterbidinium.
Age: Campanian–Maastrichtian.
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