"Baltisphaeridium striolatum" (Deflandre, 1937b, p.72, pl.15 [al. pl.12], figs.1-2) Downie and Sarjeant, 1965, p.97.
TYPE: Holotype: Deflandre, 1937b, pl.15 (al. pl.12), fig.1. HISTORY: NOW: Coronifera. Originally Hystrichosphaeridium, subsequently Baltisphaeridium, thirdly Exochosphaeridium, fourthly (and now) Coronifera. COMMENTS: This combination was not validly published in Downie and Sarjeant (1963, p.92), since these authors did not fully reference the basionym. AGE: Late Cretaceous.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |