Pentadinium omasum
From dinoflaj3
omasum Harding, 1990b, p.36–37, pl.17, figs.1–14 ex Harding in Williams et al., 1998, p.473. Holotype: Harding, 1990b, pl.17, figs.1,3. This name was not validly published in Harding (1990b) since the lodgement of the holotype was not specified (I.C.N. Article 40.7). N.I.A. Age: late Barremian.
Parent: Pentadinium