Xiphophoridium alatum
From dinoflaj2
*alatum (Cookson and Eisenack, 1962b, p.487-488, pl.2, figs.1-4) Sarjeant, 1966b, p.147. Emendation: Sarjeant, 1966b, p.147, as Xiphophoridium alatum. Holotype: Cookson and Eisenack, 1962b, pl.2, fig.1; Fensome et al., 1993a, fig.1 - p.893; Fauconnier and Masure, 2004, pl.80, fig.6. Originally Hystrichodinium, subsequently (and now) Xiphophoridium, thirdly Pyramidium, fourthly Oodnadattia. Lentin and Williams (1981, p.294) retained this species in Xiphophoridium. Age: Albian-Cenomanian.
Parent: Xiphophoridium
