Back
Cleistosphaeridium bifidum
From Fensome et al., 2019:
Cleistosphaeridium? bifide (Jiabo, 1978, p.51–52, pl.22, figs.7–16) Lentin and Williams, 1981, p.48. Holotype: Jiabo, 1978, pl.22, fig.8. NOW Sentusidinium. Originally Tenua Eisenack, subsequently Cleistosphaeridium?, thirdly (and now) Sentusidinium, fourthly Sentusidinium?. Questionable assignment: Lentin and Williams (1981, p.48). Taxonomic senior synonym: Batiacasphaera baculata, according to Wood et al. (2016, p.83); however, see under Sentusidinium bifidum. Taxonomic junior synonyms: Batiacasphaera biornata subspecies crassa, Batiacasphaera kutharensis, Sentusidinium fibrosum and Batiacasphaera brachyspinosa, all according to Wood et al. (2016, p.83). Age: early Tertiary.
---------------------------------------------------------------------------------------------------
Cleistosphaeridium? bifide (Jiabo, 1978, p.51–52, pl.22, figs.7–16) Lentin and Williams, 1981, p.48. Holotype: Jiabo, 1978, pl.22, fig.8. NOW Sentusidinium. Originally Tenua Eisenack, subsequently Cleistosphaeridium?, thirdly (and now) Sentusidinium, fourthly Sentusidinium?. Questionable assignment: Lentin and Williams (1981, p.48). Taxonomic senior synonym: Batiacasphaera baculata, according to Wood et al. (2016, p.83); however, see under Sentusidinium bifidum. Taxonomic junior synonyms: Batiacasphaera biornata subspecies crassa, Batiacasphaera kutharensis, Sentusidinium fibrosum and Batiacasphaera brachyspinosa, all according to Wood et al. (2016, p.83). Age: early Tertiary.
---------------------------------------------------------------------------------------------------