"Baltisphaeridium polytrichum" (Valensi, 1947, p.818; text-fig.4) Downie and Sarjeant, 1965, p.95.
TYPE: Holotype: Valensi, 1947, text-fig.4. HISTORY: NOW: Impletosphaeridium. Originally Hystrichosphaeridium, subsequently Baltisphaeridium, thirdly Cleistosphaeridium, fourthly (and now) Impletosphaeridium. COMMENTS: This combination was not validly published in Sarjeant (1959, p.339 and 1962, p.487), since that author did not fully reference the basionym. AGE: Late Bajocian.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |