Scriniodinium irregulare

"?irregulare" (Cookson and Eisenack, 1958, p.28–29, pl.10, figs.1–2) Stover and Evitt, 1978, p.188.  Holotype: Cookson and Eisenack, 1958, pl.10, fig.1; Jan du Chêne et al., 1986a, pl.109, figs.1–2.  NOW Endoscrinium.  Originally Wetzeliella, subsequently Wetzeliopsis (name not validly published), thirdly Scriniodinium?, fourthly Tubotuberella, fifthly (and now) Endoscrinium.  Questionable assignment: Stover and Evitt (1978, p.188).  Taxonomic junior synonym: Wetzeliella meckelfeldensis, according to Costa and Downie (1979, p.43) — however, Lentin and Williams (1981, p.290) retained Wetzeliella meckelfeldensis.  Age: Late Jurassic.

Parent: Scriniodinium