Cannosphaeropsis ursulae
From dinoflaj3
"ursulae" Morgenroth, 1966a, p.20, pl.3, figs.11–12. Holotype: Morgenroth, 1966a, pl.3, fig.11; Eisenack and Kjellström, 1972, figure to left — p.143; Fensome et al., 1995, fig.1 — p.1865. NOW Eatonicysta. Originally Cannosphaeropsis, subsequently Membranilarnacia, thirdly (and now) Eatonicysta. Taxonomic junior synonyms: Membranilarnacia diktyophora, according to Eaton (1976, p.277); Membranilarnacia reticulata, according to de Coninck (1969, p.43) and Gocht (1969, p.65). Age: early Eocene.
Parent: Cannosphaeropsis