Membranosphaera maastrichtica subsp. pilata (Samoilovitch in Samoilovitch and Mtchedlishvili, 1961, p.253, pl.83, figs.3,4a-d) Lentin and Williams, 1973, p.94.
TYPE: Holotype: Samoilovitch and Mtchedlishvili, 1961, pl.83, fig.3. HISTORY: Originally Membranosphaera maastrichtica var. pilata, subsequently (and now) Membranosphaera maastrichtica subsp. pilata. AGE: Santonian-Maastrichtian.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |