Membranilarnacia characta
From dinoflaj2
"?characta" (Tasch in Tasch et al., 1964, p.192, pl.1, fig.20) Eisenack and Kjellström, 1972, p.799. Holotype: Tasch et al., 1964, pl.1, fig.20. Originally Membranilarnax, subsequently Membranilarnacia?. Taxonomic senior synonym: Schizosporis reticulata Cookson and Dettmann, 1959, a zygnematacean zygospore species, according to Pierce (1976, p.27). Questionable assignment: Eisenack and Kjellström (1972, p.799). Age: Albian.
Parent: Membranilarnacia