Tenua eisenackii Boltenhagen, 1977

Now Sentusidinium. Originally Tenua Eisenack, 1958, subsequently (and now) Sentusidinium.
Taxonomic junior synonym: Sentusidinium spiculatum, according to Courtinat in Fauconnier and Masure (2004, p.485).

Holotype: Boltenhagen, 1977, pl.5, figs.5a–b; Fauconnier and Masure, 2004, pl.69, fig.4.
Age: Cenomanian-Turonian