Litosphaeridium siphoniphorum subsp. glabrum
From dinoflaj3
subsp. glabrum Lucas-Clark, 1984, p.186–187, pl.1, figs.1–11; pl.2, fig.2. Holotype: Lucas-Clark, 1984, pl.1, figs.2–3; Fauconnier and Masure, pl.53, fig.11. Age: Albian–Cenomanian.
Parent: Litosphaeridium siphoniphorum