Trabeculidium pusulosum
From dinoflaj3
pusulosum (Morgenroth, 1966b, p.8, pl.2, fig.6) Duxbury, 1980, p.134. Holotype: Morgenroth, 1966b, pl.2, fig.6; Sarjeant et al., 1987, pl.1, fig.8. Originally Cannosphaeropsis, subsequently Nematosphaeropsis, thirdly (and now) Trabeculidium. Lentin and Williams (1993, p.649) retained this species in Trabeculidium. Age: early Oligocene.
Parent: Trabeculidium