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Adnatosphaeridium speciosum
From Fensome et al., 2019:
Adnatophaeridium ?speciosum, (Alberti, 1961, p.37, pl.9, fig.13) Stancliffe and Sarjeant, 1990, p.202.
Holotype: Alberti, 1961, pl.9, fig.13; Stancliffe and Sarjeant, 1990, pl.5, fig.6.
Originally Cannosphaeropsis, subsequently Polystephanephorus, thirdly Cannosphaeropsis?, fourthly (and now) Adnatosphaeridium?.
Questionable assignment: Stancliffe and Sarjeant (1990, p.202).
Age: Bathonian–Callovian.
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Adnatophaeridium ?speciosum, (Alberti, 1961, p.37, pl.9, fig.13) Stancliffe and Sarjeant, 1990, p.202.
Holotype: Alberti, 1961, pl.9, fig.13; Stancliffe and Sarjeant, 1990, pl.5, fig.6.
Originally Cannosphaeropsis, subsequently Polystephanephorus, thirdly Cannosphaeropsis?, fourthly (and now) Adnatosphaeridium?.
Questionable assignment: Stancliffe and Sarjeant (1990, p.202).
Age: Bathonian–Callovian.
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