"Calcigonellum polymorphum subsp. tenue" Keupp, 1980a, p.131-132, pl.16, figs.2-6.
TYPE: Holotype: Keupp, 1980a, pl.16, figs.2-3. HISTORY: NOW: Praecalcigonellum polymorphum subsp. tenue. Originally Calcigonellum polymorphum subsp. tenue, subsequently (and now) Praecalcigonellum polymorphum subsp. tenue. AGE: Aptian (late Clansayesian).
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |