"Baltisphaeridium ramuliferum" (Deflandre, 1937b, p.74, pl.14 [al. pl.11], figs.5-6; pl.17 [al. pl.14], fig.10) Downie and Sarjeant, 1963, p.92.
TYPE: Holotype: Deflandre, 1937b, pl.14 (al. pl.11), fig.5; Fensome et al., 1991, fig.1 - p.721; fig.1 - p.725. STATUS: Combination not validly published: basionym not fully referenced. HISTORY: NOW: Achomosphaera. Originally Hystrichosphaeridium, subsequently Baltisphaeridium (combination not validly published), thirdly (and now) Achomosphaera, fourthly Spiniferites. AGE: Late Cretaceous.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |