Tenua echinata

"echinata" Gitmez and Sarjeant, 1972, p.190, pl.1, figs.1,9.  Holotype: Gitmez and Sarjeant, 1972, pl.1, fig.1; Fauconnier and Masure, 2004, pl.63, fig.14.  NOW Pilosidinium.  Originally Tenua Eisenack, subsequently Sentusidinium, thirdly Batiacasphaera, fourthly (and now) Pilosidinium.  Age: early–late Kimmeridgian.

Parent: Tenua_Eisenack 1958a