"Nematosphaeropsis quinquetra" (Duxbury, 1980, p.133-134, pl.9, figs.1-2,5) Stover and Williams, 1987, p.217.
TYPE: Holotype: Duxbury, 1980, pl.9, fig.2; Fensome et al., 1995, fig.2 - p.1729. HISTORY: NOW: Trabeculidium. Originally (and now) Trabeculidium, subsequently Nematosphaeropsis. AGE: mid Barremian.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |