"Cordosphaeridium diktyoplokum subsp. latum" (Klumpp, 1953, p.392, pl.18, figs.8-10) Eisenack, 1963b, p.262. Emendation: Sarjeant, 1981, p.106-107, as Plethysyrinx lata - however, see Lentin and Williams (1985, p.72).
TYPE: Holotype: Klumpp, 1953, pl.18, figs.8-9. HISTORY: NOW: Cordosphaeridium latum. Originally Hystrichosphaeridium diktyoplokum subsp. latum, subsequently Cordosphaeridium diktyoplokum subsp. latum, thirdly Areosphaeridium diktyoplokum subsp. latum, fourthly Plethysyrinx lata, fifthly (and now) Cordosphaeridium latum. AGE: Eocene.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |