"Baltisphaeridium intermedium" (O. Wetzel, 1933b, p.46; text-fig.14 ex Deflandre, 1937b, p.77) Downie and Sarjeant, 1965, p.91.
TYPE: Holotype: O. Wetzel, 1933b, text-fig.14. HISTORY: NOW: Hystrichosphaeridium?. Originally Hystrichosphaera (name not validly published), subsequently Hystrichosphaeridium, thirdly Baltisphaeridium, fourthly (and now) Hystrichosphaeridium?. 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 Cretaceous.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |