"Baltisphaeridium spiralisetum" (de Wit, 1943, p.383; text-figs.2,11) Downie and Sarjeant, 1965, p.97.
TYPE: Holotype: de Wit, 1943, text-figs.2,11, lost according to de Wit (personal communication to GLW). HISTORY: NOW: Impletosphaeridium?. Originally Hystrichosphaeridium, subsequently Baltisphaeridium, thirdly Cleistosphaeridium, fourthly (and now) Impletosphaeridium?. AGE: Late Cretaceous.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |