"Baltisphaeridium biformoides" (Eisenack, 1954b, p.68-69, pl.11, figs.16-20) Downie and Sarjeant, 1965, p.87.
TYPE: Holotype: Eisenack, 1954b, pl.11, fig.18. HISTORY: NOW: Achilleodinium. Originally Hystrichosphaeridium, subsequently Baltisphaeridium, thirdly Hystrichokolpoma, fourthly (and now) Achilleodinium, fifthly Florentinia. COMMENTS: This combination was not validly published in Downie and Sarjeant (1963, p.91), since these authors did not fully reference the basionym. AGE: Late Eocene-Early Oligocene.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |